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TRANSCRIPT
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Colour Television Chassis
Published by BB 0466 Service PaCE
©Copyright 2004 Philips Consumer EAll rights reserved. No part of this puretrieval system or transmitted, in anymechanical, photocopying, or otherw
L04EAA
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Contents Page Contents Page1. Technical Specifications, Connections,
and Chassis Overview 22. Safety and Maintenance Instructions,
Warnings, and Notes 43. Directions for Use 64. Mechanical Instructions 75. Service Modes, Error Codes, and Faultfinding 96. Block Diagrams, Testpoint Overviews,
and WaveformsWiring Diagram 19Block Diagram Supply and Deflection 20Testpoint Overview Mono Carrier 21Block Diagram Video 22Testpoint Overview CRT, LTI & PIP Panel 23Block Diagram Audio/Control 24I2C and Supply Voltage Overview 25
7. Circuit Diagrams and PWB Layouts Diagram PWBPower Supply (Diagram A1) 26 38-43Diversity Table for A1 (Power Supply) 27 38-43Deflection (Diagram A2) 28 38-43Diversity Table for A2 (Deflection) 29 38-43Tuner IF (Diagram A3) 30 38-43Hercules (Diagram A4) 31 38-43Features & Connectivities (Diagram A5) 32 38-43Class D - Audio Amplifier (Diagram A6) 33 38-43Audio Amplifier (Diagram A7) 34 38-43Rear I/O Scart (Diagram A8) 35 38-43Front Control (Diagram A9) 36 38-43DVD Power Supply (Diagram A10)37 38-43CRT Panel (Diagram B1) 44 46-47ECO Scavem Panel (Diagram B2) 45 46-47Side AV + HP Panel (PV2) (Diagram D) 48 49Side AV + HP Panel (FL-13) (Diagram D) 50 51Top Control Panel (PV2) (Diagram E) 52 52
Top Control Panel (FL-13) (Diagram E) 53 53Power Supply PIP Panel (Diagram F1) 54 56-57Tuner IF and Demodulator PIP (Diagram F2) 55 56-57Linearity & Panorama Panel (Diagram G) 58 58LTI/CTI Interface Panel (Diagram H) 59 60Front Interface Panel (FL-13) (Diagram J) 61 61Front Interface Panel (PV2) (Diagram J) 62 62Front Interface and Keyb. Panel (Diagram J) 63 64
8. Alignments 659. Circuit Descriptions 73
Abbreviation List 82IC Data Sheets 84
10 Spare Parts List 8611 Revision List 90
Printed in the Netherlands Subject to modification EN 3122 785 14480
lectronics B.V. Eindhoven, The Netherlands. blication may be reproduced, stored in a form or by any means, electronic,
ise without the prior permission of Philips.
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Technical Specifications, Connections, and Chassis OverviewEN 2 L04E AA1.
1. Technical Specifications, Connections, and Chassis OverviewNotes: • Described specifications are valid for the whole product
range.• Figures below can deviate slightly from the actual situation,
due to different set executions.
1.1 Technical Specifications
1.1.1 Vision
Display type : DV-CRT-RF: DV-CRT-FSQ: DV-CRT-SF
Screen size : 21” (55 cm), 4:3 : 24” (61 cm), 16:9: 25” (63 cm), 4:3: 28” (70 cm), 4:3: 29” (72 cm), 4:3: 32” (82 cm), 16:9
Tuning system : PLLTV Colour systems : PAL B/G, B/H, D/K, I
: SECAM: SECAM B/G, D/K, L/L'
Video playback : NTSCChannel selections : 100 presets
: UVSHAerial input : 75 ohm, Coax
: IEC-type
1.1.2 Sound
Sound systems : NICAM StereoMaximum power : 2x10/ 2x5 W_rms
(int.)
1.1.3 Miscellaneous
Power supply:- Mains voltage : 220 - 240 V_ac- Mains frequency : 50/60 Hz
Ambient conditions:- Temperature range : +5 to +40 deg. C- Maximum humidity : 90 % R.H.
Power consumption- Normal operation : from 60 W (21”)
: to 91 W (32”)- Standby : < 1 W
1.2 Connections
Note: The following connector colour abbreviations are used (acc. to DIN/IEC 757): Bk= Black, Bu= Blue, Gn= Green, Gy= Grey, Rd= Red, Wh= White, Ye= Yellow.
1.2.1 Side Connections
Figure 1-1 Side I/O
SVHS: Y/C - In (Hosiden) (optional)1 - Ground Gnd �2 - Ground Gnd �3 - Y 1 V_pp / 75 ohm �4 - C 0.3 V_pp / 75 ohm �
Audio / Video InYe - Video (CVBS) 1 V_pp / 75 ohm ��Wh - Audio - L 0.5 V_rms / 10 kohm ��Rd - Audio - R 0.5 V_rms / 10 kohm ��Bk - Headphone 8 - 600 Ohm / 4 mW ��
1.2.2 Rear Connections
Figure 1-2 Rear connections
Aerial In- F-type Coax, 75 ohm �
Audio Out1 - Subwoofer Var. level (optional) ��Wh - Audio - L 0.5 V_rms / 1 kohm ��Rd - Audio - R 0.5 V_rms / 1 kohm ��
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S-Video (optional)
Video
L
Audio
R
SIDE I/O
L
S
R
AUDIOOUT75 Ohm
SERVICECONNECTOR CL 36532058_080.eps
101003
EXTERNAL 2
EXTERNAL 1
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Technical Specifications, Connections, and Chassis Overview EN 3L04E AA 1.
External 1: RGB/YUV - In and CVBS - In/Out
Figure 1-3 SCART connector
1 - Audio - R 0.5 V_rms / 1 kohm �2 - Audio - R 0.5 V_rms / 10 kohm �3 - Audio - L 0.5 V_rms / 1 kohm �4 - Audio - gnd Ground �5 - Blue - gnd Ground �6 - Audio - L 0.5 V_rms / 10 kohm �7 - Blue/U - in 0.7 V_pp / 75 ohm �8 - CVBS - status 0 - 2 V: INT
4.5 - 7 V: EXT 16:99.5 - 12 V: EXT 4:3
9 - Green - gnd Ground �10 - n.c. 11 - Green/Y - in 0.7 V_pp / 75 ohm �12 - n.c. 13 - Red - gnd Ground �14 - FBL - gnd Ground �15 - Red/V - in 0.7 V_pp / 75 ohm �16 - Status/FBL 0 - 0.4 V: INT
1 - 3 V: EXT / 75 ohm �17 - Video Ground �18 - Video Ground �19 - CVBS - out 1 V_pp / 75 ohm �20 - CVBS - in 1 V_pp / 75 ohm �21 - Shielding Ground �
External 2: CVBS- In and SVHS - In
Figure 1-4 SCART connector
1 - Audio - R 0.5 V_rms / 1 kohm �2 - Audio - R 0.5 V_rms / 10 kohm �3 - Audio - L 0.5 V_rms / 1 kohm �4 - Audio - gnd Ground �5 - Blue - gnd Ground �6 - Audio - L 0.5 V_rms / 10 kohm �7 - n.c. 8 - CVBS - status 0 - 2 V: INT
4.5 - 7 V: EXT 16:99.5 - 12 V: EXT 4:3
9 - Green - gnd Ground �10 - n.c. 11 - n.c. 12 - n.c. 13 - Red - gnd Ground �14 - FBL - gnd Ground �15 - YC-C - in 0.7 V_pp / 75 ohm �16 - n.c. 17 - Video Ground �18 - Video Ground �19 - CVBS - out 1 V_pp / 75 ohm �20 - Y/CVBS - in 1 V_pp / 75 ohm �21 - Shielding Ground �
1.3 Chassis Overview
Figure 1-5 PWB location
21
20
1
2
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21
20
1
2
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SIDE AV PANEL +HEADPHONE
B2
B1
D
H
MONOCARRIER
A1
E
A2
A3
A4
A5
A9
A10
A8
POWER SUPPLY
JFRONT INTERFACE PANEL
LINE DEFLECTION
TUNER IF
A6CLASS D AUDIO AMPLIFIER
HERCULES
FEATURES & CONNECTIVITIES
A7AUDIO AMPLIFIER
FRONT CONTROL
DVD POWER SUPPLY
REAR I/O CINCH
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TOP CONTROL PANEL
CRT PANEL
LTI/CTI INTERFACEPANEL
PIP PANEL
G LINEARITY &PANORAMA PANEL
CRT
ECOSCAVEM
F2
F1 POWER SUPPLYTUNER IF &DEMODULATION
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Directions for UseEN 6 L04E AA3.
3. Directions for UseYou can download this information from the following website:http://www.philips.com/support 1. Click on “Downloads and Troubleshooting” [1].2. Fill in the TV model/type number in the field “Which Model/
Type?” [2] and click on “Search” [3]. Note: The correct model/typenumber can be found on the rear cover of the set. If you do not have the complete model/typenumber, just fill in e.g. “32PW95” or “PW95” (do not use wildcards).
3. When results are returned, click on the desired model/typenumber under “Model” [4].
4. Now, click on the “Owner's manual” [5] in the desired language. To read/open the PDF files you can download and install the free Acrobat Readerhttp://www.adobe.com/products/acrobat/readstep2.html
Figure 3-1 Screenshot DFU website (1)
Figure 3-2 Screenshot DFU website (2)
1
2
4
3
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5
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http://www.philips.com/supporthttp://www.adobe.com/products/acrobat/readstep2.html
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Mechanical Instructions EN 7L04E AA 4.
4. Mechanical InstructionsIndex of this chapter:1. Set Disassembly2. Service Position3. Assies/Panels Removal4. Set Re-assembly
Note: Figures below can deviate slightly from the actual situation, due to different set executions.
4.1 Set Disassembly
Warning: Be sure to disconnect the AC power from the set before opening it.
4.1.1 Rear Cover
1. Remove all fixation screws of the rear cover (do not forget the screws that hold the rear connection panel).
2. Pull the rear cover backwards to remove it.
4.2 Service Position
Before placing the Mono Carrier in its service position, remove the Front Interface assy/panel (see paragraph “Front Interface Assy/Panel removal”), the Side AV assy/panel (see paragraph “Side AV Assy/Panel removal”) and the PIP assy/panel (if exists) (see paragraph “PIP Assy/Panel removal”).
Figure 4-1 Service position Mono Carrier
1. Disconnect the degaussing coil [1].2. Release the two fixation clamps (at the mid left and mid
right side of the bracket), and remove the bracket from the bottom tray, by pulling it backwards [2].
3. Turn the chassis tray 90 degrees counter clockwise.4. Move the panel bracket somewhat to the left and flip it 90
degrees [3], with the components towards the CRT.5. Turn the panel bracket with the rear I/O toward the CRT.6. Place the hook of the tray in the fixation hole of the cabinet
bottom [4] and secure it.
4.3 Assies/Panels Removal
4.3.1 Front Interface Assy/Panel Removal
Figure 4-2 Front interface assy/panel removal
1. Remove the complete module from the bottom plate, by pulling the two fixation clamps upward [1], while sliding the module away from the CRT [2]. Note: these clamps are difficult to access.
2. Release the two fixation clamps [3] at the side of the bracket, and lift the panel out of the bracket (it hinges at one side).
4.3.2 Side AV Assy/Panel Removal
Figure 4-3 Side AV assy/panel removal
1. Remove the two fixation screws, and remove the complete Side AV assembly.
2. Release the two fixation clamps, and lift the panel out of the bracket.
A
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4
3
2
1
2
3
1
1
3
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Mechanical InstructionsEN 8 L04E AA4.
4.3.3 LTI/CTI Interface Panel Removal
Remove the LTI/CTI Interface panel from the Mono Carrier, by disconnecting it from connector 1212.
4.3.4 Top Control Assy/Panel Removal
Notes:• PV02 styling: assy is mounted in the front cabinet;• FL13B styling: assy is mounted in the rear cover. 1. Remove the two fixation screws.2. Push the assy a little bit upwards, and then pull it
backwards to release it from the front hinge.3. Lift the panel from its bracket, while releasing the four
fixation clamps.
4.3.5 Linearity Assy/Panel Removal
Figure 4-4 Linearity assy/panel removal
1. Release the two fixation clamps [1] to lift the panel out of the bracket [2].
4.3.6 PIP Assy/Panel Removal
1. Release the two fixation clamps to lift the panel out of the bracket.
4.4 Set Re-assembly
To re-assemble the whole set, do all processes in reverse order.
Note: before you mount the rear cover, perform the following checks:1. Check whether the AC power cord is mounted correctly in
its guiding brackets.2. Check whether all cables are replaced in their original
position
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Service Modes, Error Codes, and Fault Finding EN 9L04E AA 5.
5. Service Modes, Error Codes, and Fault FindingIndex:1. Test Points.2. Service Modes.3. Problems and Solving Tips (related to CSM).4. ComPair.5. Error Codes.6. The Blinking LED Procedure.7. Protections.8. Repair Tips.
5.1 Test Points
The chassis is equipped with test points printed on the circuit board assemblies. These test points refer to the functional blocks:
Table 5-1 Test point overview
Perform measurements under the following conditions:• Television set in Service Default Alignment Mode.• Video input: Colour bar signal.• Audio input: 3 kHz left channel, 1 kHz right channel.
5.2 Service Modes
Service Default mode (SDM) & Service Alignment Mode (SAM) offers several features for the service technician, while the Customer Service Mode (CSM) is used for communication between the call centre and the customer. This chassis also offers the option of using ComPair, a hardware interface between a computer and the TV chassis. It offers the abilities of structured troubleshooting, error code reading, and software version readout for all these chassis. Minimum requirements for ComPair: a Pentium processor, a Windows OS, and a CD-ROM drive (see "ComPair" section).
Table 5-2 Software cluster overview
5.2.1 Service Default Mode (SDM)
Purpose• To create a predefined setting for measurements to be
made.• To override software protections.• To start the blinking LED procedure.
Specifications• Tuning frequency: 475.25 MHz.• Colour system: PAL/SECAM.• All picture settings at 50%
(brightness, colour contrast, hue).• Bass, treble and balance at 50 %; volume at 25 %.• All service-unfriendly modes (if present) are disabled. The
service unfriendly modes are:– Timer / Sleep timer.– Child / parental lock.– Blue mute.– Hotel / hospital mode.– Auto shut off (when no 'IDENT' video signal is received
for 15 minutes).– Skipping of non-favourite presets / channels.– Auto-storage of personal presets.– Auto user menu time-out.– Auto Volume Levelling (AVL).
How to enterTo enter SDM, use one of the following methods:• Press the following key sequence on the remote control
transmitter: '0 6 2 5 9 6' directly followed by the 'MENU' button (do not allow the display to time out between entries while keying the sequence).
• Short jumper wires 9252 and 9275 on the family board (see Fig. 8-1) and apply mains. Then press the power button (remove the short after start-up). Caution: Entering SDM by shorting wires 9252 and 9275 will override the +8V-protection. Do this only for a short period. When doing this, the service-technician must know exactly what he is doing, as it could damage the television set.
• Or via ComPair (with the ComPair ‘Tools’, it should be possible to enter SDM via the ComPair interface).
After entering SDM, the following screen is visible, with SDM in the upper right corner of the screen to indicate that the television is in Service Default Alignment Mode.
Test point Circuit Diagram
F508, F535, F536, F537, F552, F561, F563, F573, F664,I513, I518, I519, I524, I531, I533, I546
Power supply A1
F401, F412, F413, F414, F418, F452, F453, F455, F456, F458, F459, F460, F461, I408, I416, I417, I420, I462, I468
Line + Frame Deflection
A2
F003, F004, I001, I002 Tuner IF A3
F201, F203, F205, F206 Hercules A4
F240, F241, F242 Features & Connectivities
A5
F952, F955, I951, I952 Audio Amplifier A7
F692 Front Control A9
F331, F332, F333, F338, F339, F341, F351, F353, F354
CRT Panel B1
F361, F362, F381, F382 ECO Scavem B2
SW Clusters SW Version First Mask Remarks
L4LEF1 L04EF11.0TDA12020H1/N1B11 Western Europe
TDA12021H1/N1B11 Radio 4:3 set only.
L4LEF2 L04EF21.0TDA12020H1/N1B11 Eastern Europe
TDA12021H1/N1B11 Radio 4:3 set only.
L4LEF3 L04EF31.0TDA12020H1/N1B11 Western Europe
TDA12021H1/N1B11 PIP
L4LEF4 L04EF41.0TDA12020H1/N1B11 Eastern Europe
TDA12021H1/N1B11 PIP
L4LEF5 L04EF51.0TDA12020H1/N1B11 Western Europe
TDA12021H1/N1B11 Radio & PIP.
L4LEF6 L04EF61.0TDA12020H1/N1B11 Eastern Europe
TDA12021H1/N1B11 Radio & PIP.
L4LEF7 L04EF71.0 TDA12020H1/N1B11 ICON UI
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Service Modes, Error Codes, and Fault FindingEN 10 L04E AA5.
Figure 5-1 SDM menu
How to navigateUse one of the following methods:• When you press the MENU button on the remote control,
the set will switch on the normal user menu in the SDM mode.
• On the TV, press and hold the 'VOLUME down' and press the 'CHANNEL down' for a few seconds, to switch from SDM to SAM and reverse.
How to exitSwitch the set to STANDBY by pressing the POWER button on the remote control transmitter or the television set.If you turn the television set off by removing the Mains (i.e., unplugging the television) without using the POWER button, the television set will remain in SDM when mains is re-applied, and the error buffer is not cleared.
5.2.2 Service Alignment Mode (SAM)
Purpose• To change option settings.• To display / clear the error code buffer. • To perform alignments.
Specifications• Run timer (maximum five digits displayed)• Software version, Error & Option Bytes display • Clear error buffer.• Option settings• AKB switching• Software alignments (Tuner, 2 Tuner PIP, White Tone,
Geometry & Audio)• NVM Editor• ComPair Mode switching
How to enterTo enter SAM, use one of the following methods:• Press the following key sequence on the remote control
transmitter: '0 6 2 5 9 6' directly followed by the “On Screen Display icon “i +” button (do not allow the display to time out between entries while keying the sequence).
• Or via ComPair. After entering SAM, the following screen is visible, with SAM in the upper right corner of the screen to indicate that the television is in Service Alignment Mode.
Figure 5-2 SAM menu
Menu explanation1. LLLLL. This represents the run timer. The run timer counts
normal operation hours, but does not count standby hours (maximum four digits displayed).
2. AAABCD-X.Y. This is the software identification of the main microprocessor:– A = the project name (L04).– B = the region: E= Europe, A= Asia Pacific, U= NAFTA,
L= LATAM.– C = the software diversity:
• Europe: T = 1 page TXT, F = Full TXT, V = Voice control.
• LATAM and NAFTA: N = Stereo non-dBx, S = Stereo dBx.
• Asian Pacific: F = Full TXT, N = non TXT, C = NTSC.
• ALL regions: M = mono, D = DVD, Q = Mk2.– D = the language cluster number.– X = the main software version number (updated with a
major change that is incompatible with previous versions).
– Y = the sub software version number (updated with a minor change that is compatible with previous versions).
3. SAM. Indication of the Service Alignment Mode.4. Error Buffer. Shows all errors detected since the last time
the buffer was erased. Five errors possible.5. Option Bytes. Used to set the option bytes. See 'Options'
in the Alignments section for a detailed description. Seven codes are possible.
6. Clear. Erases the contents of the error buffer. Select the CLEAR menu item and press the MENU RIGHT key. The content of the error buffer is cleared.
7. Options. Used to set the option bits. See 'Options' in the Alignments section for a detailed description.
8. AKB. Used to disable (Off) or enable (On) the 'black current loop' (AKB = Auto Kine Bias).
9. Tuner. Used to align the tuner. See 'Tuner' in the Alignments section for a detailed description.
10. 2 Tuner PIP. Used to align the tuner PIP (optional)11. White Tone. Used to align the white tone. See 'White Tone'
in the Alignments section for a detailed description.12. Geometry. Used to align the geometry settings of the
television. See 'Geometry' in the Alignments section for a detailed description.
13. Audio. No audio alignment is necessary for this television set.
00028 L04EF30.10 SDMERR 0 0 0 0 0 OP 000 057 140 032 120 128 000
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00028 L04EF30.10 SAMERR 0 0 0 0 0
OP 000 057 140 032 120 128 000
. Clear Clear ?
. Options
. AKB On
. Tuner
. White Tone
. Geometry
. Audio
. NVM Editor
. ComPair on
. 2 Tuner PIP*
* optional
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Service Modes, Error Codes, and Fault Finding EN 11L04E AA 5.
14. NVM Editor. Used to change the NVM data in the television set.
15. ComPair Mode. Used to switch on the television to ISP mode (for uploading software)
How to navigate• In SAM, select menu items with the MENU UP/DOWN keys
on the remote control transmitter. The selected item will be highlighted. When not all menu items fit on the screen, use the MENU UP/DOWN keys to display the next / previous menu items.
• With the MENU LEFT/RIGHT keys, it is possible to:– Activate the selected menu item.– Change the value of the selected menu item.– Activate the selected submenu.
• In SAM, when you press the MENU button twice, the set will switch to the normal user menus (with the SAM mode still active in the background). To return to the SAM menu press the MENU or STATUS/EXIT button.
• When you press the MENU key in while in an SDAM submenu, you will return to the previous menu.
How to store SAM settingsTo store settings changed in SAM leave the top level SAM menu by using the POWER button on the remote control transmitter or the television set.
How to exitSwitch the set to STANDBY by pressing the POWER button on the remote control transmitter or the television set.If you turn the television set off by removing the mains (i.e., unplugging the television) without using the POWER button, the television set will remain in SAM when mains is re-applied, and the error buffer is not cleared.
5.2.3 Customer Service Mode (CSM)
PurposeThe Customer Service Mode shows error codes and information on the TV operation settings. The call centre can instruct the customer to enter CSM by telephone and read off the information displayed. This helps the call centre to diagnose problems and failures in the TV set before making a service call.The CSM is a read-only mode; therefore, modifications are not possible in this mode.
How to enterTo enter CSM, press the following key sequence on the remote control transmitter: '1 2 3 6 5 4' (do not allow the display to time out between entries while keying the sequence). Upon entering the Customer Service Mode, the following screen will appear:
Figure 5-3 CSM menu
Menu explanation1. Indication of the service mode (CSM = Customer Service
Mode).2. Reserved item.3. Software identification of the main microprocessor (see
'Service Default Alignment Mode' for an explanation)4. Reserved item for P3C call centres (AKBS stands for
Advanced Knowledge Base System). 5. Indicates the type of TV system or whether or not the
television is receiving an 'IDENT' signal on the selected source. If no 'IDENT' signal is detected, the display will read 'NOT TUNED'
6. Displays the last five errors detected in the error code buffer.
How to exitTo exit CSM, use one of the following methods:• Press the MENU, STATUS/EXIT, or POWER button on the
remote control transmitter.• Press the POWER button on the television set.
5.3 Problems and Solving Tips Related to CSM
5.3.1 Picture Problems
Note: The problems described below are all related to the TV settings. The procedures used to change the value (or status) of the different settings are described.
Picture too dark or too brightIf:• The picture improves when you have press the AUTO
PICTURE button on the remote control transmitter, or• The picture improves when you enter the Customer
Service Mode
Then:1. Press the AUTO PICTURE button on the remote control
transmitter repeatedly (if necessary) to choose PERSONAL picture mode.
2. Press the MENU button on the remote control transmitter. This brings up the normal user menu.
3. In the normal user menu, use the MENU UP/DOWN keys to highlight the PICTURE sub menu (if necessary).
4. Press the MENU LEFT/RIGHT keys to enter the PICTURE sub menu.
5. Use the MENU UP/DOWN keys (if necessary) to select BRIGHTNESS.
6. Press the MENU LEFT/RIGHT keys to increase or decrease the BRIGHTNESS value.
7. Use the MENU UP/DOWN keys to select PICTURE.
1 00028 L04EF30.10 CSM2 CODES 0 0 0 0 03 OP 000 057 140 032 120 128 0004 nnXXnnnn/nnX5 P3C-16 NOT TUNED7 PAL8 STEREO9 CO 50 CL 50 BR 50 HU 00 AVL Off BS 50
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Service Modes, Error Codes, and Fault FindingEN 12 L04E AA5.
8. Press the MENU LEFT/RIGHT keys to increase or decrease the PICTURE value.
9. Press the MENU button on the remote control transmitter twice to exit the user menu.
10. The new PERSONAL preference values are automatically stored.
White line around picture elements and textIf:The picture improves after you have pressed the AUTO PICTURE button on the remote control transmitter Then:1. Press the AUTO PICTURE button on the remote control
transmitter repeatedly (if necessary) to choose PERSONAL picture mode.
2. Press the MENU button on the remote control transmitter. This brings up the normal user menu.
3. In the normal user menu, use the MENU UP/DOWN keys to highlight the PICTURE sub menu (if necessary).
4. Press the MENU LEFT/RIGHT keys to enter the PICTURE sub menu.
5. Use the MENU UP/DOWN keys to select SHARPNESS.6. Press the MENU LEFT key to decrease the SHARPNESS
value.7. Press the MENU button on the remote control transmitter
twice to exit the user menu.8. The new PERSONAL preference value is automatically
stored.
Snowy pictureTo enter CSM, press the following key sequence on the remote control transmitter: '123654' (do not allow the display to time out between entries while keying the sequence). Check CSM line 5. If this line reads 'Not Tuned,' check the following:• Antenna not connected. Connect the antenna.• No antenna signal or bad antenna signal. Connect a proper
antenna signal.• The tuner is faulty (in this case line 6, the Error Buffer line,
will contain error number 10). Check the tuner and replace/repair the tuner if necessary.
Black and white pictureIf:• The picture improves after you have pressed the AUTO
PICTURE button on the remote control transmitter
Then:1. Press the AUTO PICTURE button on the remote control
transmitter repeatedly (if necessary) to choose PERSONAL picture mode.
2. Press the MENU button on the remote control transmitter. This brings up the normal user menu.
3. In the normal user menu, use the MENU UP/DOWN keys to highlight the PICTURE sub menu (if necessary).
4. Press the MENU LEFT/RIGHT keys to enter the PICTURE sub menu.
5. Use the MENU UP/DOWN keys to select COLOR.6. Press the MENU RIGHT key to increase the COLOR value.7. Press the MENU button on the remote control transmitter
twice to exit the user menu.8. The new PERSONAL preference value is automatically
stored.
Menu text not sharp enoughIf:• The picture improves after you have pressed the AUTO
PICTURE button on the remote control transmitter.
Then:1. Press the AUTO PICTURE button on the remote control
transmitter repeatedly (if necessary) to choose PERSONAL picture mode.
2. Press the MENU button on the remote control transmitter. This brings up the normal user menu.
3. In the normal user menu, use the MENU UP/DOWN keys to highlight the PICTURE sub menu (if necessary).
4. Press the MENU LEFT/RIGHT keys to enter the PICTURE sub menu.
5. Use the MENU UP/DOWN keys to select PICTURE.6. Press the MENU LEFT key to decrease the PICTURE
value.7. Press the MENU button on the remote control transmitter
twice to exit the user menu.8. The new PERSONAL preference value is automatically
stored.
5.4 ComPair
5.4.1 Introduction
ComPair (Computer Aided Repair) is a service tool for Philips Consumer Electronics products. ComPair is a further development on the European DST (service remote control), which allows faster and more accurate diagnostics. ComPair has three big advantages:• ComPair helps you to quickly get an understanding on how
to repair the chassis in a short time by guiding you systematically through the repair procedures.
• ComPair allows very detailed diagnostics (on I2C level) and is therefore capable of accurately indicating problem areas. You do not have to know anything about I2C commands yourself because ComPair takes care of this.
• ComPair speeds up the repair time since it can automatically communicate with the chassis (when the microprocessor is working) and all repair information is directly available. When ComPair is installed together with the SearchMan electronic manual of the defective chassis, schematics and PWBs are only a mouse click away.
5.4.2 Specifications
ComPair consists of a Windows based faultfinding program and an interface box between PC and the (defective) product. The ComPair interface box is connected to the PC via a serial or RS232 cable. In this chassis, the ComPair interface box and the TV communicate via a bi-directional service cable via the service connector. The ComPair faultfinding program is able to determine the problem of the defective television. ComPair can gather diagnostic information in two ways:• Automatic (by communication with the television):
ComPair can automatically read out the contents of the entire error buffer. Diagnosis is done on I2C level. ComPair can access the I2C bus of the television. ComPair can send and receive I2C commands to the micro controller of the television. In this way, it is possible for ComPair to communicate (read and write) to devices on the I2C busses of the TV-set.
• Manually (by asking questions to you): Automatic diagnosis is only possible if the micro controller of the television is working correctly and only to a certain extend. When this is not the case, ComPair will guide you through the faultfinding tree by asking you questions (e.g. Does the screen give a picture? Click on the correct answer: YES /
-
Service Modes, Error Codes, and Fault Finding EN 13L04E AA 5.
NO) and showing you examples (e.g. Measure test-point I7 and click on the correct waveform you see on the oscilloscope). You can answer by clicking on a link (e.g. text or a waveform picture) that will bring you to the next step in the faultfinding process.
By a combination of automatic diagnostics and an interactive question / answer procedure, ComPair will enable you to find most problems in a fast and effective way. Beside fault finding, ComPair provides some additional features like:• Up- or downloading of pre-sets.• Managing of pre-set lists.• Emulation of the Dealer Service Tool (DST).• If both ComPair and SearchMan (Electronic Service
Manual) are installed, all the schematics and the PWBs of the set are available by clicking on the appropriate hyperlink. Example: Measure the DC-voltage on capacitor C2568 (Schematic/Panel) at the Mono-carrier. – Click on the 'Panel' hyperlink to automatically show the
PWB with a highlighted capacitor C2568. – Click on the 'Schematic' hyperlink to automatically
show the position of the highlighted capacitor.
5.4.3 How To Connect ComPair
1. First, install the ComPair Browser software (see the Quick Reference Card for installation instructions).
2. Connect the RS232 interface cable between a free serial (COM) port of your PC and the PC connector (marked with 'PC') of the ComPair interface.
3. Connect the mains adapter to the supply connector (marked with 'POWER 9V DC') of the ComPair interface.
4. Switch the ComPair interface “off”.5. Switch the television set “off” with the mains switch.6. Connect the ComPair interface cable between the
connector on the rear side of the ComPair interface (marked with 'I2C') and the ComPair (or Service) connector at the rear side of the TV (for its location see figure 8-1 in chapter “Alignments”).
7. Plug the mains adapter in a mains outlet, and switch the interface “on”. The green and red LEDs light up together. The red LED extinguishes after approx. 1 second while the green LED remains lit.
8. Start the ComPair program and read the 'Introduction' chapter.
Figure 5-4 ComPair connection
5.4.4 How To Order
ComPair order codes:• Starter kit ComPair32/SearchMan32 software and
ComPair interface (excl. transformer): 3122 785 90450.• ComPair interface (excluding transformer): 4822 727
21631.• Starter kit ComPair32 software (registration version): 3122
785 60040.• Starter kit SearchMan32 software: 3122 785 60050.• ComPair32 CD (update): 3122 785 60070 (year 2002,
3122 785 60110 (year 2003).
• SearchMan32 CD (update): 3122 785 60080 (year 2002), 3122 785 60120 (year 2003).
• ComPair interface cable: 3122 785 90004.• Transformer (non-UK): 4822 727 21632.• Transformer UK: 4822 727 21633. Note: If you encounter any problems, contact your local support desk.
5.5 Error Codes
The error code buffer contains all errors detected since the last time the buffer was erased. The buffer is written from left to right. When an error occurs that is not yet in the error code buffer, it is displayed at the left side and all other errors shift one position to the right.
5.5.1 How To Read The Error Buffer
You can read the error buffer in 3 ways:• On screen via the SDAM (if you have a picture).
Examples:– ERROR: 0 0 0 0 0 : No errors detected– ERROR: 6 0 0 0 0 : Error code 6 is the last and only
detected error– ERROR: 9 6 0 0 0 : Error code 6 was detected first and
error code 9 is the last detected (newest) error• Via the blinking LED procedure (when you have no
picture). See 'The Blinking LED Procedure'.• Via ComPair.
5.5.2 How To Clear The Error Buffer
The error code buffer is cleared in the following cases:• By using the CLEAR command in the SDAM menu:
– To enter SAM, press the following key sequence on the remote control transmitter: '062596' directly followed by the “OSD" icon button (do not allow the display to time out between entries while keying the sequence).
– Make sure the menu item CLEAR is highlighted. Use the MENU UP/DOWN buttons, if necessary.
– Press the MENU RIGHT button to clear the error buffer. The text on the right side of the 'CLEAR' line will change from 'CLEAR?' to 'CLEARED'
• If the contents of the error buffer have not changed for 50 hours, the error buffer resets automatically.
Note: If you exit SAM by disconnecting the Mains from the television set, the error buffer is not reset.
5.5.3 Error Codes
In case of non-intermittent faults, write down the errors present in the error buffer and clear the error buffer before you begin the repair. This ensures that old error codes are no longer present.If possible, check the entire contents of the error buffer. In some situations, an error code is only the result of another error and not the actual cause of the problem (for example, a fault in the protection detection circuitry can also lead to a protection).
E_06532_008.eps190204
PC VCR I2CPower9V DC
TO SERVICECONNECTOR
-
Service Modes, Error Codes, and Fault FindingEN 14 L04E AA5.
Table 5-3 Error codes overview
Note: Errors 7, 8, 13, 17, 18 are not applicable.
5.6 The Blinking LED Procedure
Using this procedure, you can make the contents of the error buffer visible via the front LED. This is especially useful when there is no picture. When the SDM is entered, the LED will blink the contents of the error-buffer:• When all the error-codes are displayed, the sequence
finishes with an 'on' LED blink of 1.5 seconds,• The sequence starts again.
Example of error buffer: 12 9 6 0 0After entering SDM, the following occurs: • 1 long 'on' blink of 5 seconds to start the sequence,• 12 short blinks followed by a pause of 1.5 seconds,• 9 short blinks followed by a pause of 1.5 seconds,• 6 short blinks followed by a pause of 1.5 seconds,• 1 long 'on' blink of 1.5 seconds to finish the sequence,• The sequence starts again at 12 short blinks.
5.7 Protections
If a fault situation is detected, an error code will be generated; and, if necessary, the television set will go into protection mode. Blinking of the red LED at a frequency of 3 Hz indicates the protection mode. In some error cases, the microprocessor does not put the set in protection mode. The error codes of the error buffer and the blinking LED procedure can be read via the Service Default Menu (SDM), or via ComPair.To get a quick diagnosis the chassis has three service modes implemented:• The Customer Service Mode (CSM).• The Service Default Mode (SDM).• The Service Alignment Mode (SAM). For a detailed description, see the "Customer Service Mode, Service Default mode" and "Service Alignment Mode" sections.
5.8 Fault Finding and Repair Tips
Notes: • It is assumed that the components are mounted correctly
with correct values and no bad solder joints. • Before any fault finding actions, check if the correct options
are set.
5.8.1 NVM Editor
In some cases, it can be handy if one directly can change the NVM contents. This can be done with the “NVM Editor” in SAM mode. In the next table, the default NVM values are given.
Error Device Error description Check item Diagram
0 Not applicable No Error
1 Not applicable X-Ray / over-voltage protection (US only) 2411, 2412, 2413, 6404, 6411, 6412.
A2
2 Not applicable High beam (BCI) protection 3404, 7405 A2
3 Not applicable Vertical guard protection 3466, 7451, 7452, 7453, 7454 A2
4 Tuner UA1316/A
I2C error while communicating with 2nd tuner 1000, 5010 (PIP Module) F2
5 Not applicable +5v protection 7604, 7605 A5
6 I2C bus General I2C error 7200, 3207, 3214 A4
7 Not applicable - - -
8 Not applicable - - -
9 24C16 I2C error while communicating with the EEPROM 7601, 3604, 3605 A5
10 Tuner = I2C error while communicating with the PLL tuner 1000, 5001 A3
11 TDA6107/A Black current loop instability protection 7330, 3351, CRT B1
12 SDA9488X I2C error while communicating with the PIP processor 7242 (PIP Module) F1
13 Not applicable - - -
14 DVD Loader I2C error while communicating with the DVD Interface module DVD Interface module DVD Loader
15 TDA9178T/N1 I2C error while communicating with LTI module 7610 H
16 TDA9887 I2C error while communicating with PIP_Demodulator 7201 F2
17 Not applicable - - -
18 Not applicable - - -
19 TDA1200 I2C error while communicating with SSD stereo sound decoder 7200 A4
20 TDA1200 I2C error while communicating with video cosmic in Hercules IC 7200 A4
-
Service Modes, Error Codes, and Fault Finding EN 15L04E AA 5.
Table 5-4 NVM default values 5.8.2 Power Supply
Set Not Working
Figure 5-5 Fault finding tree “Set not working”
Set Does Not Start Up
Figure 5-6 Fault finding tree “Set does not start up”
Address (dec)
Value (hex)
EW (EW width) 19 25PW (EW parabola width) 20 0AHS (Horizontal shift) 21 1AHP (Horizontal parallelogram) 22 1FHB (Horizontal Bow) 23 1FUCP (EW upper corner parabola) 24 1ELCP (EW lower corner parabola) 25 28TC (EW trapezium) 26 1AVS (Vertical slope) 27 25VA (Vertical amplitude) 28 1ESC (S-Correction) 29 1CVSH (Vertical Shift) 30 1AVX (Vertical Zoom) 31 19VSL (Vertical scroll) 32 20VL (Vertical linearity) 33 20AGC (AGC Takeover) 36 1EOIF (IF-PLL Offset) 37 20AGC10 (AGC 10) 38 1H60 (60 Hz Horizontal Shift) 39 9PF_SC_PWL (Peaking Frequency, Soft Clipper, Peak White Limit)
40 0A
COR (Phase 1 time constant, Video Dependant Coring, Ratio & White stretch)
41 0F
60 Hz Vertical amplitude 42 40YD & CL 43 2RGB amplitude for full teletext mode 46 0CNVM_TABLE_VERSION 60 26OPTION_TABLE_VERSION 61 11CVI_BLOR 62 1ECVI_BLOG 63 1CTXT Brightness 64 0FV60 offset (60Hz Vertical Amplitude) 66 FEFOAB, CHSE 139 3SPR, WS 140 0VMA, SVM 141 31NVM_SOC_SMD 142 33CCC_Preset_Gain_Red 143 1FCCC_Preset_Gain_Green 144 1FCCC_Preset_Gain_Blue 145 1FNVM_FMWS 149 2NVM_ASD_SC1_THR 150 10NVM_CRYSTAL_ALIGN 208 4FLast Brightness (VID PP others) 264 34Last Color (VID PP others) 265 2CLast Contrast (VID PP others) 266 4BLast Sharpness (VID PP others) 267 37Last Hue (VID PP others) 268 32Last Colour Temperature (VID PP others) 269 0DWhite-D Cool Red 294 FDWhite-D Cool Blue 296 8White-D Normal Red 297 22White-D Normal Green 298 20White-D Normal Blue 299 1BWhite-D Warm Red 300 2White-D Warm Blue 302 FALast Volume 343 19Last Balance 344 32Last Treble (AUD PP others) 345 32Last Bass (AUD PP others) 346 32
Not OkCheck fusibleresistor 3510 &circuit before it
Check DCvoltage at2505/2507
Ok
Ok
Checkfusible
resistor 3532
Check7512
Check IC7511 &IC7531
Set able tostart-up
Check otherfusible resistor
and capacitor inthe circuit
No
End
Yes
Not Ok
Ok
Check PowerSupply Mains
Switch
Bridge Rectifiercircuit 6500
E_14480_057.eps190204
Set Unableto Start
Fuse Blown?Change
FuseYes
Checkvoltage
across 2552
Is Vbattapproximately
140V
Checkvoltage 2562
&2563
Yes
16V
NoCheck PowerSupply circuit
Check 3Vacross 2535
Check 6Vacross 2535
Softwareloaded?
No
Yes LoadSoftware
Yes
Yes
Set able toStart
Yes
Yes
End
Check LineTransistor 7405
No
No
E_14480_058.eps170204
-
Service Modes, Error Codes, and Fault FindingEN 16 L04E AA5.
5.8.3 Deflection
One Thin Vertical LineQuick check:• Set in protection mode.• LED blinking with error “3”.
Figure 5-7 Fault finding tree “One thin vertical line”
One Thin Horizontal LineQuick check:• Set in protection mode.• LED blinking with error “2”.
Figure 5-8 Fault finding tree “One thin horizontal line”
Blank Screen
Figure 5-9 Fault finding tree “Blank screen”
5.8.4 Source Selection
Set is not able to go into AV or any missing AV is encountered E.g. AV1 is available but not able to enter to AV1: Check if the option setting is correct.
Set is able to go to AV, but no audio is heard.1. Check that continuity of signal is there from the SCART/
Cinch input to the input of the Hercules.2. If continuity is there and still no audio, check that option
settings are correct.3. If logic setting is correct and still no audio, proceed to Audio
Decoder/Processor troubleshooting section.
Set is able to go into AV but no video is available:1. Check continuity from AV input to HERCULES depending
on the input.2. If continuity is available and yet no video, proceed to Video
Processor troubleshooting section.
5.8.5 Tuner and IF
No Picture1. Check that the Option settings are correct.2. If correct, check that supply voltages are there.3. If supply voltages are present, check whether picture is
present in AV.4. If picture is present in AV, check with the scope the Tuner
IF output signal by manual storage to a known channel.
One Thin Vertical LineLED Blinking
Check HorizontalDeflectionCircuitry
Is VBE between200mV to 30mV & VCBapproximately 500mV
CheckLine Transistor
7405
Yes
Check allconnection and
peripheral atDeflection Circuit in
place
E_14480_059.eps170204
Replace transistor
Check transistor(7451, 7523, 7543) at
Vertical Deflection Circuitry
Check VerticalDeflection Circuit
Replace transistor
E_14480_060.eps170204
One HorizontalThin Line
LED Blinking
Check all connectionand peripheral atDeflection Circuit
in place
Blank Screen
Check Vg2(fine tune)
Check Beam Current Limit(voltage is 1.8V-2V whenbrightness and contrast is
set to the maximum
Not Ok
Check heater voltage(measure pin 9&10at the CRT socket)
Check video supply(2457) is approximately
180V
Ok
Ok
Check deflectioncircuit
Not Ok
Ok
Pictureappears?
Pictureappears?
End
Ok
Picture not appearing
Ok
Not Ok
Picture not appearing
E_14480_061.eps170204
-
Service Modes, Error Codes, and Fault Finding EN 17L04E AA 5.
5. If IF output is present, Tuner is working fine. If no IF output, I2C data lines may be open, check continuity of I2C lines. If I2C lines are ok, Tuner may be defect, replaced Tuner.
6. If Tuner IF is present and yet still no picture in RF mode, go to Video Processing troubleshooting section.
No Picture, No Sound
Figure 5-10 Fault finding tree “No picture, no sound”
Picture Ok, No Sound
Figure 5-11 Fault finding tree “Picture ok, no sound”
Unable To Perform Tuning
Figure 5-12 Fault finding tree “Unable to perform tuning”
5.8.6 Controller
Below are some guidelines for troubleshooting of the Micro Controller function. Normally Micro Controller should be checked when there is a problem of startup.1. Check that both +3.3 V_dc and +1.8 V_dc are present.2. Check that crystal oscillator is working.
Check AGCVoltage, pin 1
of tuner
No Picture,No Sound,Raster Ok
AGC voltagechanges with
different signalstrength
Check AGCcircuit section
No
Check tuningsupply voltage,pin 9 of tuner
Yes
E_14480_062.eps170204
CheckVT Supply
Section>30V &
-
Service Modes, Error Codes, and Fault FindingEN 18 L04E AA5.
3. Check that Power Good signal is at “high” logic, normal operation.
4. Check that HERCULES is not in standby mode. Pin 15 of HERCULES should be 0 V_dc.
5. Make sure H-drive pulse is there. This can be checked at resistor R3239. If H-drive does not exist, remove resistor R3239 to check if there is loading.
Note: When the set shuts down after a few second after power “on”, the main cause is that Vg2 not aligned properly, try adjusting Vg2 during the few seconds of power “on”.
5.8.7 Video Processing
No PictureWhen “no picture in RF”, first check if the microprocessor is functioning ok in section “Controller”. If that is ok, follow the next steps. When “no picture in AV”, first check if the video source selection is functioning ok in section “Source Selection”. If that is ok, follow the next steps. 1. Check that normal operating conditions are met.2. Check that there is video signal at pin 81. If no video,
demodulator part of the HERCULES is faulty, replace with new HERCULES.
3. If video signal is available at pin 81, check pin 56, 57, and 58 for the RGB signal.
4. If signal is not available, try checking the BRIGHTNESS and/or CONTRAST control, and make sure it is not at zero.
5. If still with the correct settings and no video is available, proceed to the CRT/RGB amplifier diagram.
For sets with TDA9178, follow steps below:1. Put Option Byte 2 bit 4 to “0”; if video signal is not available,
then check fault finding section “Controller”, Section “Source Selection”, and steps above.
2. If video is available but not correct, put Option Byte 2 bit 4 to “1”, then check if LTI panel is present. If not, put LTI panel in the main chassis (connector 1221).
3. If LTI panel is in main chassis, check cable between LTI panel and main chassis (position is 1206). If it is connected, then the LTI panel is faulty, replace it.
For sets with Scavem, and Scavem does not work, follow steps below:1. Check Scavem coil connector (position is 1361) if
connected; if not, connect it.2. If connected, check NVM “bit storage” byte 1 bit 7; if it is not
“1”, set it to “1”.3. If it is “1”, then check the data of the NVM addresses as in
the next table. If the data is not correct, then set these addresses to diagram values.
4. If it still not works, track Scavem output from pin64 of HERCULES to CRT panel.
Table 5-5 NVM default values for Scavem
5.8.8 Audio Processing
No Sound
Figure 5-13 Fault finding tree “No sound”
No RF audio for QSS/Inter-Carrier stereo sets.1. Check pin 99 and 100 for SIF signal (for QSS) or pin 104
and 105 for video with SIF (for Inter-Carrier)2. If signal is not present, check for the QSS/FMI bit settings.
Check also the NVM data. 3. If signals are present and still no audio, check the audio
supply voltage +8V are present.4. If still no audio signal at Hercules output, Hercules is faulty.
No AV audio.1. Check troubleshooting methods in section “Source
Selection”.2. Check the output of the Hercules to see if there is signal
available. If no, check the normal operating condition and also the NVM data.
3. If still no audio signal at Hercules output, Hercules is faulty.
Note: If there is audio signal at Hercules output and no audio at loudspeaker, proceed to Audio Amplifier troubleshooting methods.
5.8.9 Audio Amplifier
No RF as well as AV audio at the loudspeaker:1. Check that the normal operation condition of the amplifier
is met.2. If normal operation conditions are met, check the continuity
from Hercules output to input of the amplifier.3. If continuity is there and still no audio, check speaker wire
connections. If still no audio, amplifier IC might be faulty.
Description Address (dec)
Address (hex)
Value(hex)
SPR, WS 140 8C 00
VMA, SVM 141 8D 31
NVM_SOC_SMD 142 8E 33
Picture Ok,No Sound
Tuner IF Ok Check Tuner/IFNot Ok
Check AUDOUTLSL &AUDOUTLSR pin at
Hercules
Ok
Check AudioAmplifier
Check Hercules IC
Check AudioPower Supply
Check AudioAmplifier Circuit
and loud speaker
Check PowerSupply
Replace AudioAmplifier
Check NVM
Not Ok
Not Ok
Not Ok
Ok
Ok
Ok
E_14480_065.eps170204
-
Block Diagrams, Testpoint Overviews, and Waveforms 19L04E AA 6.
E_14480_080.eps170504
LINEARITY&PANORAMA
LTI/CTIH
2P
62
1461
2P
1464
P
BLACKRED
LEFTSPEAKER
1211
FRONT INTERFACE
MAINSCORD
MAINSSWITCH
2P
2P
P7P
1221
9
1214
INTERFACE
H
37P
5P
12P
1204
7P
1207
1005
7P4P
1206
1215
1216
2P1451
1212
9P
TU
NE
R
112
12
9P9
1
1219
1219
1212 1401
4P12
064P 12
144P
1220
5P
NC
NC
1404
5401
2P
LOT
TU
NE
R
12P
LTI/CTI
3P
4P 5P 15
COMPAIRCONNECTOR
6. Block Diagrams, Testpoint Overviews, and Waveforms
Wiring Diagram
SIDE A/V PANEL +HEADPHONE
D
PIPF
CRT PANEL
(component view)
B
TOP CONTROL PANELE
AHEADPHONE
RIGHT (RED)
LEFT (WHITE)
CVBS (YELLOW)
1010
14
G
CRT PANELB
MONOCARRIER
3P
3
REDBLACK
RIGHTSPEAKER
toSUB
WOOFER(OPTIONAL)
BLUE
YELLOW
ORANGE
RED
EHTCRT
FRAMEROTATION
COIL
AQUADAG
DEGAUSSING COIL
SCAVEMCOIL
CRT16:9
1212
1693
J
6P
5P6P
1693
1206
7P
7P
1252
3P
1682
3P
1279
2P 2P
5P
1254
4P
1278
1280
5P1351 3P
1361
3P1381
15041505
(track view)
1352
1332
CRTSOCKET
-
20L04E AA 6.Block Diagrams, Testpoint Overviews, and Waveforms
E_14480_081.eps060504
7454
RAME DEFLECTION
LINE
E/W
FRAME
ONLY FOR:28"WSRF LA/NA32" WSRF LA/NA28" WS-SF LA
F453
F412
F414
F418
I417
F401
F452
F455
POWER-DOWN
HD
EHTb
I2SD/1
EHTinfo
EHTb
BCL
VIDEO/SUPPLY
+9V
FILAMENT
VIDEO/SUPPLY
FILAMENT
Vbatt
+Vbatt
Vbatt
VT_SUPPLY
+9V
-12V
+8V
+6VA
-12V
+9V
7405BU4508DX5402
LINEOUTPUTCIRCUIT
+E/W
CORR.
7463
7452
7451
7408
55 7456
7453
7411
7406
7484
1463
14041
2
HOR.DEFL.COIL
14911
2
VER.DEFL.COIL
5445
3
1
FOCUS VG2
EHT TOCRT
14015
4
3
2
1
10
6
B1
TO 1351
CRT
B1
A1
A4
A4
Vguard
FRAME_FB
A4
A4
6453
6483 6484
6459
6452
6481
7
8
9
5
6456
6454
6455
6486
1462 1
2
3
TO 1221
CONNECTIONS
A5
7536G
Vbatt
3410
3471
3481
6401
3411
3497
3420 3440
3465
3463
34423451
7401 : 74037480 : 7483
2403
FRAME_FB
1454
1452
EHTb+
EHTinfo+
BCLPROC.
3458
3484
3485
3457
3455
2456
3466
3462
3474
3461
3401
24742475
14614
1
14044
1
HOR.DEFL.COIL
ACTIVATINGCIRCUIT
2466
7462
7460
24642467
LINEARITY ANDPANORAMA
CORRECTION
OR
F402
I433
F458
I548
F459
3531
A5VD
SEE BLOCK DIAGRAM VIDEO
LINEARITY & PANORAMAG
10V / div DC20µs / div
10V / div DC20µs / div
5V / div DC5ms / div
10V / div DC5ms / div
I468I423 I433 I462
HOT GROUND COLD GROUND
For IDTV only
F401 130V / div DCF402 32V8 / div DC
F452 -13V4 / div DCF453 190V8 / div DC
5V / div DC20µs / div
1V / div DC5ms / div
500mV / div DC5ms / div
500mV / div DC5ms / div
5V / div DC20µs / div
20 V / div DC5ms / div
2V / div DC20µs / div
200V / div DC20µs / div
F418
F455 F458 F459
F412 F414
F460 F461
F552 130V / div DCF561 15V9 / div DC
100V / div DC5µs / div
2V / div DC5µs / div
100V / div DC5µs / div
100V / div DC5µs / div
F508 268V / div DC
F573 0V (N.A.)F564 9V4 / div DC
F537 0V (N.A.)
F511 15V5 / div DCF531 2V7 / div DC
I513 I516 I519 I533
500mV / div DC20µs / div
20V / div DC20µs / div
I416 I417
Block Diagram Supply and Deflection
POWER SUPPLY1504
43
2
9
8
4
17
18
13
145
6
3
2
13507
F508
I519
3575
3576
6511
7514
2511
A1 HERCULESA4 LINE + F
STANDBYSUPPLY
A2
FRONT INTERFACEJ
DegaussingCoil
t
1503
5520
7541
7511TEA1506T
DRAIN
DRIVER
SENSE
DEMAG
CONTROLIC
CTRL
ENERGIZINGCIRCUIT(optional)
AC
DC
65005500 :55021506
MAINSSWITCH(not USA)
10
11
1
2
4
3
1500
T4E
2505
1211 1231
MAINSSWITCH(not USA)
V_DG
+3V3
F552
I516
I513 F563
F561
F537
F536
I533
I531
F564
I573
F460
F461
5562 6563
6571
1543-Vaudio
+Vaudio
+6VA
5551 55526551
5561 6562
Vbatt
A4
A4
Stdby_Con
7571
REFERENCECIRCUIT
7573
STANDBYCIRCUIT
7515TCET1103
2Vcc
3513
3532
3514
3516
751214
11
9
35177
D
SG
A2
A5
I51156
97
107
106
63
108
62
112 113 116
EHTinfoEHTo
INTF_Y GREEN_IN
A5
A5
HD
SANDCASTLE
HD_PIP
TO RGBPROC.
VDRA
VDRB
A2 A2
EH
Tinf
o
Vgu
ard
HDRIVE
EW_DRIVE
7200-H(SYNC)
VIDEOIDENT
PHI 1DETECTOR
1505
1505
12121
2
1
2
R.G.B.BLANKING
SAND-CASTLE
GENERATOR
+8V
-9V
7404
74
7410
3291
OR
3518
4
5
11
1
2
6532
7532
6533
55317531TEA1620
DRAIN
SOURCE
CONTROLIC
AUX
8
9
+3V
+6V
Vaux
+6VA+6VA
6564
6536
66537
POWER-DOWN
6REG
3Vcc
3538
12
14
3534
3565
3530
6512
3519
2534
2564
353215321A
106535
2536
2535
5537
6676
6565 65667561
7535
2x
2240
DS
HORIZONTALOSC.
PHI 2DETECTOR
HORIZONTALOUTPUT
VERTICAL SYNC
SEPARATOR
VERTICALDIVIDER
VERTICAL SAW-
THOOTH
VERTICAL OUTPUT
+GEOMETRY
E/W+
GEOMETRY
MAINSYNC
SEPARATOR
VERTICALGUARD
DETECTOR
3232
X-RAYPROTECTION
7207
3498
SUPPLY
SUPPLY AND DEFLECTION
DEFLECTION
MAINSUPPLY
6573
3571
SEE BLOCK DIAGRAM VIDEO
-
22L04E AA 6.Block Diagrams, Testpoint Overviews, and Waveforms
E_14480_085.eps280504
CRTB1
A5
SCAVEMB2
A2
CONN.A5
A5
1212
1206
1212
12061215
4
6
8
INTF_Y/GREEN_IN
INTF_Pb/BLUE_IN
INTF_Pr/RED_IN
9
10
1
3
INTF_FBL
SANDCASTLE
E
D
6
4
6
8
9
10
1
3
1
3
6 INTF_BBL
Y_2YOUT
UOUT
VOUT
SC
YIN
UIN
VIN
Pb_2
Pr_2
19
17
16
1165
INTF_FBL
SANDCASTLE
SDA
SCL
SDA
SCL
INTF_BBL
76307635
13311204
142
43
44
2
3
5
3334
3336
3332
13811
2ROTATIONCOIL(OPTIONAL)
1351
to 1401
BC_INFO
SVM
ROT
B
G
R
F341
F333
F331
F338
F339
F241
F240
F242
4
7
6
1
2
3
5
4
7
6
7330
7610TDA9178T
LTI/C+IPROC.
7611TDA8601T
PULSE FORMER
3
1
2
7
5
9
8
B
G
R
EHT-b
DEFLECTION
+200VA
ROT
+200VA
+200V
VSVM
FILAMENT
DIN
T
ROTATIONOUTPUT
3351
3226
3227
3228
2351
1 2 3 4 5
B
G
R
CRT
25kV
FO
CU
S
DE
FLE
CT
ION
FROM DEFLECTION
EH
T
VG
2
11
6
8
10 9 5 7 1
1332AQUADAG
A2
A4
F332
13611
2SCAVEMCOIL(OPTIONAL)
SVM
59
FILAMENT
SCAVEMOUTPUT
VSVM
5352
FILAMENT
YU
V
Y
Pr
Pb
DAC
DIGITAL SIGNAL PROC.- 4:3 LINEAR/NON-LINEAR SCALING- DOUBLE WINDOW PROC.
ADC
YUVTO
DVD
DVDTO
YUV
RG
B
RGBTO
DVD
RGB2/RGB3
SELECTION
VNG)
DVDTO
DVD
YPrPb2/YPrPb3
SELECTION
DV
D
6
8
9
122
6
11
10
13
1212
1
2
3
1212
1
2
3
INT
F_P
r/R
ED
_IN
55
INT
F_Y
_OU
T
54
INT
F_U
-OU
T
58
INT
F_P
b/B
LUE
_IN
57
INT
F_Y
/GR
EE
_IN
49
SC
1_R
ED
_IN
50
SC
1_G
RE
EN
_IN
51
SC
1_B
LUE
_IN
53
INT
F_V
-OU
T
3-STATE
3
7 3-STATE
4
8 3-STATE
15
14 3-STATE NC
UT
UT
UT
UT
UT
UT
45
IBLACK
ROUT
GOUT
BOUT
SVM
RO
T
YUVRGBDVD
IONC
t
t
t
ERR15
CLAMP
CLAMP
CLAMP
CLAMP
CLAMP
CLAMP
1351
7308
SEE BLOCK DIAGRAM CONTROL
A4
SEE BLOCK DIAGRAMDEFLECTION
SEE BLOCK DIAGRAMDEFLECTION
A4
A4
19
F224
F216
F218
F217
F225
F226
���� � �� ���� � �� ���� � �� ���� � �� ���� � �� ���� � �� ���� � �� ���� � �� ���� � ��
HERCULESA4
7200-E (RGB PROCESSING + CATHODE CALIBRATION)
A2
R
G
B
4664
FROM µP PART
R_O
SD
G_O
SD
B_O
SD
FB
L
BEAMCURRENT
LIM.
R_Y
G_Y
B_Y
SCAVEMPROC.
7200-D (YUV PROCESSING)
Y
Pr
Pb
D SIDE AV A5 CONNECTION
15
4
32SVHS
Y
C
SIDE_CHROMA_IN
SIDE_Y/CVBS_IN
VIDEOIN
1207
7
6
5
1252
7
6
5
CATHODECALIBRATION
BRIGHTNESS+
PEAK WHITELIM.
OSDINSERTION
OUTPUTSTAGE
CLAMP+
MUTE
BLUESTRETCH
&CONTRAST
RGBADDER
MATRIXSATURATIONTINT CONTROLSKINTONE
WHITE/BLACKSTRETCH
GAMMA COR.PEAKING
BCL
A4SC2-STATUS/ITV_MSG
SC2-CHROMA-IN
SC2-CHROMA-IN
16
8
15
11
7
Block Diagram Video
HERCULESA4
A4
LTI/CTIHPIP-PROC.F1
INTF_PrRED_OUT
INTF_Y/GREEN_OUT
INTF_PbBLUE_OUT
INTF_FBL
SDA
SCL
12411
23244
NC
3243
7242SDA9488X
FASTRGB
SWITCH
(RGB/YPrPb/YUINPUT SWITCHI
1216
1
1214
1
3
5
1212
5
1
3
6
18
17
16
28
24
26
VD
INTF_CVBS_OUT
INTF_CVBS_IN
INTF_CVBS_IN (NC)
INTF_CVBS_OUT
SEE BLOCK DIAGRAM DEFLECTION
VD
HD-PIP
CVBS1_PIP
HD_PIP
4
3
15
11 12 13 6 5
1214
1
3
1220
1
2
R
G
B
3
1219
1
4
2
3
INTF_CVBS_OUT
65
DAC
R
G
B
RGBMATRIX
Y
UV
MULTISTANDARDDECODING
1219
INPUTSWITCH
SYNC.PROC.
INTF_FBL
INTF_Y_O
INTF_U_O
INTF_V_O
INTF_Y_O
INTF_U_O
INTF_V_O
INTF_Y
INTF_Pb
INTF_Pr
SELECTLOGI
Yin
Uin
Vin
YintYint
CHROMA/CVBSC
CVBS/Y
Uint
Vint
INSSW352
7200-C
7200-B (CVBS I/O + FILTERS + COLOUR DECODING)7200-A (IF)
PAL, NTSCSECAM
DECODER
COMBFILTER&TRAP
SWITCH
VIDEOIDENT
70
77
74
71
78
SC2_CHROMA_IN
CVBS1
SIDE_Y/CVBS_IN
SC2_Y/CVBS_IN
81
SIDE_CHROMA_IN
INPUTSWITCH
OUTPUTSWITCH
15 19
17
I002
I001
F002
F002
F004
SDA
SCL
50019003
FM-RADIOTUNER
+TV TUNER
3001
3000
6001BZX79-C33
TUNER IF
F2 PIP TUNER IF MULTISTANDARD VIDEO DEMODULATION
A8 REAR I/O SCART (VIDEO PART)
A5
A4
A4
A2
1000 6 7 98
1
11
SSIF
VIF_1
VIF_2
SIF1
SIF2
RF_AGC
+5VS
VT_SUPPLY
VT
AGC5
SEL-LLPIMA4
4
IF
FM10
SDA3207
7001
7003
FILTERSELECTION
10021003
1004
ERR10
ERR16
ERR12
TV
FM
9002+5V
105
104
98
100
99
PLL
PLL
FM/QSS
AM
VCO
VIDEODEMOD
SOUNDTRAP
TUNER IFAGC
VIDEOIF
PHASEDISC
7201TDA9887
AUDIO IFQSS/AM
SOUNDMIXER
AMSOUND
DET.
TOAUDIOPARTSee blockdiagramAUDIO
SWITCH 86
SW_SC2_CVBS
SW_SC2_CVBS
PIP+
TV TUNER
1000UV1316/A 7 9
1
11
+5VA
VST
AGC5 4
IFERR
4
3002 3001
7001
5001
SD
A
SD
L
ADC
PIP
VIF_1
VIF_2
10021003
1
2
TUNER_AGC
SEL_P_N
14
3
9 10
SCL3206
11
VIDEOIF
VIDEOPLL
DEM.
AGC
AGCADJ.
TV
1201
SC1_FBL
SC1_FBL
SC1_R/G/B
TOAUDIOPART
7202
VIDEO
SSIF
76067607
A4
A5
5
9
7
8
CONN.
SW_SC2_CVBS
SC1_CVBS_OUT
SC1_CVBS_IN
SEE BLOCK DIAGRAM AUDIO
SC1-FBL
SC1-STATUS
SC2-CVBS-OUT
SC1-CVBS-OUT
SC1-CVBS-IN
SC1-R/G/B
SC1-RED-IN
SC1-GREEN-IN
SC1-BLUE-IN
SCART 1
20
16
8
21
19
15
11
7
7701
SC2-CVBS-OUT
SCART 2
SC2-Y/CVBS-IN2021
F201 2V / div DCF203 2V / div DC
500mV / div DC10ms / div
1V / div DC20µs / div
F205 F206
500mV / div DC20µs / div
500mV / div DC20µs / div
500mV / div DC20µs / div
F240 F241 F242
500mV / div DC20µs / div
500mV / div DC20µs / div
500mV / div DC20µs / div
F331 F332 F333
���� ���� ���� ���� ���� ���� ���� ��� ����
� � �� �� � � �� �� � � �� �� ���� � �� �� ���� � �� �� ���� � �� �� �� � �� �� �� � �� �� �� � �� ��
-
24L04E AA 6.Block Diagrams, Testpoint Overviews, and Waveforms
E_14480_087.eps280504
REAR I/O SCARTA8
A5
SIDE AVD
F952
F955
LSOUTPUT
93
92
12781254
1
2
5
2
AUDIOSELECT
67
66
69
68
SCARTCINCH
OUTPUT
AUDIOSELECT
MONITOROUT
L
R
MUTING7703 7702
5 4
2 1
7705
L 8 Ohm/15W
R 8 Ohm/15W
1281
5
2
L 8 Ohm/15W
R 8 Ohm/15W
1280
1
2
OR
4
7
6
5
UDIO+1
AUDIO
Stby_ConA4MUTE
POWER_DOWNA4
HPOUTPUT
6692TSOP1836
MAIN_OUTR
MAIN_OUTL
SC1_R_OUT
SC1_L_OUT
SC2_R_OUT
SC2_L_OUT
1228
1
2
3
SUBWOOFER(optional)
SPDIF(optional)
3764 3761
MUTING
7993, 7994
SCART 1
SCART 2
1
32
6
1
32
6
3757
3762
20LED 30
LIGHT-SENSOR 14seeIICTRANSCEIVER 3214
SDA
200mV / div AC10ms / div
1V / div DC20µs / div
1V / div DC20µs / div
F004 I001 I002
500mV / div DC10ms / div
1V / div DC20µs / div
F205 F206
50mV / div AC2ms / div
2V / div DC2ms / div
50mV / div AC2ms / div
500mV / div AC2ms / div
500mV / div AC2ms / div
I952I951 F952 F955
F692
16933
4
5
F692
OR
6693
+3.3V
6691
ON/OFF
USA only
6
LOCALKEYBOARD
+
16933
4
5
6
OR
ON/OFF
(USA only)
IR
LED
KEYBOARD
LIGHT_SENSOR
6692TSOP1836
+3.3V
6691
IR1
6693
LED
KEYBOARD
LIGHT_SENSOR
IR
LED
KEYBOARD
LIGHT_SENSOR
21
A1POWER_DOWN 31
DIAGRAM
A7VOL_MUTE18
15 A1A7
A3
Stdby_Con
B2ROT17
SEL_LLPIM16
118
119
+3.3V+
PWMOUTPUTS
+
CPU
+
TELETEXT(close caption)
+
ROMRAM
seeIIC
DIAGRAM(FOR LTIAND PIP)
ERR20
SCL
2
1
32803279 3266
3265
E
D
7205
120524MHz
GA5I2SD/123
A5Reset__5V24
A5SEL_SC2_INTF25
9275
9252 SDM
SERVICE JUMPER
Block Diagram Audio/Control
HERCULESA4A3
AUDIO AMPLIFIERA7
7200-A (IF)
I002
I001
F002
I951
I952
F004
SDA
SCL
50019003
FM-RADIOTUNER
+TV TUNER
3001
3000
6001BZX79-C33
TUNER IF
A4
A4
A2
1000 6, 7 9
1
2
11
SSIF
VIF_1
VIF_2
SIF1
SIF2
RF
+5VS
VT_SUPPLY
VT
AGC5
SEL-LLPIMA4
VOL_MUTEA4
4
IF
FM10
7001
7003
FILTERSELECTION
10021003
1004
ERR10
TV
FM
9002+5V
24
25
31
29
30
PLL
PLL
FM/QSS
AM
VCO
VIDEODEMOD
TUNER IFAGC
FMDEM.
AMPLI+
MUTE
AUDIOSOURCE
SELECTION
DIGITALSOUND
PROCESSING
VIDEOIF
PHASEDISC
AUDIO IFQSS/AM
SOUNDMIXER
AMSOUND
DET.
A8 REAR I/O SCART
SC1_L_IN
SC1_R_IN
SC2_L_IN
INTF_R_IN 75
96
INTF_L_IN 76
SC2_R_IN 72
SC2_L_IN 73
SIDE_R_IN 79
SIDE_L_IN 80
SC1_R_IN 94
SC1_L_IN 95
SC2_R_IN
L
AUDIO
CONTROL
To VIDEO PARTsee block diagramVIDEO
D SIDE AV A5 CONNECTIVITIES
SIDE_L_IN
SIDE_R_IN
1207
3
1
1252
3
1R
FM/QSSSSIF
AM
7200-F (AUDIO)
ADC DAC
DIGITAL PART
DIGITALSTEREOSOUND
DECODER
7990TDA2616Q
1
9
V A
-V
2
7991VOLUME
+MUTE
MAIN_OUTL
MAIN_OUTR
10102
ERR19
FRONT INTERFACE(PARTLY)
J1 FRONT CONTROLA9
TOP CONTROLE
LOCALKEYBOARD
N.C.
79917992
SCART 1
SCART 2
1
32
6
1
32
6
16822
22
KEY_PROTN 9
IR 3236043605
HERCULES (CONTROL)A4 FEATURESA5+3.3V
78
6
5+3.3V
7200-G (Control)TDA12001H1 EEPROM
(NVM)
I/O PORTS
+
IIC BUS32043202
3207
ERR9
WRITE_PROTECT
F003 0V (N.A.)
F201 2V / div DCF203 2V / div DC
-
Block Diagrams, Testpoint Overviews, and Waveforms 25L04E AA 6.
E_14480_084.eps060504
ES & CONNECTIVITIES REAR I/O CINCHA8
SCAVEMB2
FRONT CONTROLA9
FRONT INTERFACEJ
ENT FILAMENT
12
+9V
+9V
+9V
9613
6694-/C5V1
+9VA
+9VA_1
+8V
+8V
Vbuffer
Vbuffer
4611
9605
VbutterVbutter
To LED
+6V
To 3-6692(IR_REC)
+5V
3639
3690 3693
3610
3610 6610
6610
1212
1
1693
1693
1
1221
+9V
LINEARITY & PANORAMAG1462
1
+8V
LTI/CTIH121212 1216
4
SVM
200V
FILAMENT
VSVM
+200V
+200A3351
1206 1206
1 17200 3207 SDA20
ERR16
7201DA9887
PIPIF
DEMO.
32063207
0 11
E
1215 1214
1 1
F1 PIP POWER SUPPLY
F2 PIP TUNER IF
1212
9 6 2
TUNER IFA3
50019002
6001
+5V
+5VTo TUNERPin 6.7
To TUNERPin 9
VT_SUPPLY
-/C33
1X
+9V
+3V3
+3V3
+5V
1X
1X
ERROR CODE LIST
3505
6509
6502
7502
6503-/B33
6504
5501
5502
5506
5507
????
7501MC34063AD
9V
+5VS5220
+5VA
+33V
5010
SUPPLYIC
2507
5504
SDASDA
ERROR Device Error description Check item Diagram 0 Not applicable No Error 1 Not applicable X-Ray / over-voltage protection
(US only) 2411, 2412, 2413, 6404, 6411, 6412.
A2
2 Not applicable High beam (BCI) protection 3404, 7405 A2 3 Not applicable Vertical guard protection 3466, 7451, 7452, 7453,
7454 A2
4 Tuner UA1316/A I2C error while communicating with 2nd tuner
1000, 5010 (PIP Module)
F2
5 Not applicable +5v protection 7604, 7605 A5 6 I2C bus General I2C error 7200, 3207, 3214 A4 7 Not applicable - - - 8 Not applicable - - - 9 24C16 I2C error while communicating
with the EEPROM 7601, 3604, 3605 A5
10 Tuner = I2C error while communicating with the PLL tuner
1000, 5001 A3
11 TDA6107/A Black current loop instability protection
7330, 3351, CRT B1
12 SDA9488X I2C error while communicating with the PIP processor
7242 (PIP Module) F1
13 Not applicable - - - 14 DVD Loader I2C error while communicating
with the DVD Interface module DVD Interface module DVD Loader
15 TDA9178T/N1 I2C error while communicating with LTI module
7610 H
16 TDA9887 I2C error while communicating with PIP_Demodulator
7201 F2
17 Not applicable - - - 18 Not applicable - - - 19 TDA1200 I2C error while communicating
with SSD stereo sound decoder
7200 A4
20 TDA1200 I2C error while communicating with video cosmic in Hercules IC
7200 A4
3 3
1005
1
2
3
SETPROCESSOR
PART OFVIDEO-
PROCESSER(HERCULES)
ERR19,20
7601PCF8511EEPROM
(NVM)
ERR9
ERR10
3214
3266
3265
62116210 36043605
3279 3280
+3.3V +3.3V3601
+3.3V
SCL
WRITE_PROTECT
21
22
2
1
5 6
7
1000TUNER
30003001
5 4
ERR15
7610TDA9178T
LTI/CTIPROC.
36173616
14 11
ERR12
7242SDA9488X
PIPPROC.
32433244
5 6
ERR4
1000UV1316TUNER
PIP
30013002
5 4
T
1
ForCOMPAIR
only
D 3 3 SCLSCL
E
D
I2C and Supply Voltage Overview
POWER SUPPLY
43
2
9
8
4
17
18
14
135
3
2
1
3575
3571
3576
A1
AUDIO_AMPLIFIERA7
FEATURA5
CRTB1
HERCULESA4
CLASS DAUDIO AMP(RESERVED)
A6
LINE + FRAME DEFLECTIONA21503
5520
7541
ENERGIZINGCIRCUIT(optional)
10
12
1
2
3
4
V_DG V_DG
+3V3
5562 6563
6571
1543-Vaudio -Vaudio
Vaudio+1
Vaudio+1+Vaudio
+Vaudio
+6VA
+6VA
5551 55526551
5561 6562
Vbatt
+Vbatt
A4
A4
A4
A4
STDBY_CON
7571
REFERENCECIRCUIT
7990TDA2616Q
AUDIOOUTPUT
HERCULES
7573
STANDBYCIRCUIT
7515TCET1103
VbattVbatt
VIDEO SUPPLY
VIDEO SUPPLY
FILAMENT
FILAM
To 6407on
EW_DRIVEA4
A2
A2
Stdby_ConA1
POWER_DOWNA1
-12V
+9V +9V
74055402
LINEOUTPUTCIRCUIT
+E/W
CORR.
7404
14041
2
HOR.DEFL.COIL
5445
3
1
FOCUS VG2
EHT TOCRT
14011
2
FILAMENT 3
4
5
10
6
B1
6453
6459
6452
7
8
9
5
6456
6454
6455
4
5
1
2
5531
8
+3V
+6V
Vaux
+6VA
6564
6536
66537
6207
POWER-DOWN
HOT GROUND COLD GROUND
3565
2204
7210
2564
3532
106535
2536
2535 6676
5537
6565 65667561
7536
7535DS
G
1454
6483 6484
1452
3458
3484
3485
3457 2456
1903
9910
9911
V_DG
+1.8V_A
+1.8V_B
+3V+3V
+8V
+6V
+8V
+6V
+Vbutter+Vbutter
+3.3V+3.3V
+5V+5V
+6VA
+3V +3V (N.C.)
+9V
+6V
VT_SUPPLY
RESET +5V
+6V
+6VS
+3.3V
+5V
+6VA (To 3445)
* see diversity table
*
5
7
4604
3210
3209
3606
3206
3295
3217
3211
3608
3609
3208
7201-2
7204
7203
7202
115
16
7200
PWM1
DECDIG
D
SG
7209D
SG
7201-1
7605
7604
3607
7603L78L33ACZ
1 3
5
4
3
2
11351
V
+
ToVERTICALDEFLECTION
To 6403, 3480,3420, b-7401,c-7403on
A2
To 3405, 3463,3475on
A4 HERCULES A5 FEATURES & CONNECTIONSI2C BUS INTERCONNECTION DIAGRAM PIP MODULE
ERR6
3202 3204
+3.3V +3.3VA3 TUNER IF H LTI/CTI INTERFACE F1 PIP POWER SUPPLY TUNER IFF2A5
2X
+3.3V1X
+5V1X2X
HDRIVE
VT_SUPPLY
VT_SUPPLY
BCL
3455
6573
2X
2X
2X
only used in sets with DVD 15
1935
125
31
SUPPLYPRIMARY
SIDE
SUPPLY LINES DIAGRAM
3401
-
26L04E AA 7.Circuit Diagrams and PWB Layouts
A2A4(3x)
VALLEY
*
*
10 11
A
B
C
D
E
F
G
1500 B2
for DVD
180P
10 11 1501 A21502 A31503 A71504 A11505 B11506 B11507 C41508 C11509 C11510 D11532 E61535 A101542 B81543 B101545 G62500 B32501 A32502 B42503 A62504 B62505 B62506 A52507 B62508 B52509 C12511 D22512 E22513 E52514 D6
K
2515 D62516 D52517 E22518 E62519 D52528 F12530 F22531 F32532 F22533 G32534 F52535 F92536 F92537 F92538 E82539 F82540 G82541 A72542 B72543 F62544 G22545 F62546 F62547 E102548 F102549 G32550 F62551 A82552 B92553 A102561 C82562 C92563 B92564 E92565 B82566 E102570 D72571 C92572 D102573 E73500 C13501 C13502 C43503 C43504 B33505 B33506 C13507 A43508 A53509 A4
5537
3510 B53511 D63512 E23513 C63514 D53515 D5
*
3516 D53517 E43518 E43519 F13520 D63521 C63522 D53523 A33524 C53527 F23528 F13529 D13530 F33531 G23532 E63533 F33534 F23535 G93536 F103537 G33538 G53539 G53541 A73542 F63563 E83565 E93571 C83572 C103573 D93574 D9
3575 D93576 D93577 D83578 C83579 C93589 C104534 E84535 F84536 F94537 E94538 G65500 B45501 B45502 A55503 B55511 C65512 C75513 E55531 E7
RES
RES
5532 F55533 F25534 E85535 F85536 E95537 F95551 A85552 A105561 B85562 B86500 B66511 E16512 E16514 C66531 F26532 F26533 F36534 F36535 E86536 F86537 F8
33P
3V3
-16V
140V
+16V
A4
A4
* 6538 F16540 F66541 A8
SI2307DS
6551 A86562 B86563 B86564 E96565 E96566 E106571 C106572 D86573 D86575 D66576 F87511 C27512 C57513 E77514 C57531 E37532 F27535 F97536 G107541 A77561 E107571 D97573 C99500 B29501 B49502 B49503 C49504 C49505 B59506 A59507 B29508 C29509 A109510 A99511 B59512 F69513 C89514 B109532 F59536 E99537 F99589 D10F500 A2F501 A2F502 A5F503 B2F504 C2F505 B2F506 B3F507 C3F508 B6F509 B6F510 D6F535 E10F536 E10F537 F10F541 A8F542 B7F551 B10F552 A9F561 B10F562 B9F563 B10F564 E11F573 C10I501 A6I502 B6I503 B1I504 C1I505 C1I506 A5I507 B5I511 C2
I513 C5I514 C6I515 C6I516 C6I517 C5I518 D5I519 D5I520 E5I521 D6I523 E6I524 C6I527 E2I529 F6I531 G3I532 F5I533 E5I535 E6I536 G2I537 E8I538 F8I539 F8I540 F7I541 F1I542 A7I543 A7I544 F6I545 G9I546 F10I547 F10I548 F10I551 A8I552 A8I553 F1I554 G1I555 F1I556 F3I557 F3I561 D8I562 B8I565 E9I571 D8I572 C8I573 C8I574 C9I575 E7I576 C9I577 D8I578 D9I579 B8
8V2
A2
A1
2553
SB180
*
*
0V
RES
RES
3572
82K
1u0
I548
3589
100R
9589
2566
100n
F537
PDTC143ZT7561
6566
BAS316
AUDIO_GND2
1u0
2547
.3V
9514
F573
36
1K0
3535
F551
Vaux_GND
0V
2548
1u0
27u
5552
9536
Vaux_GND
9532
I574
1535
123
2
9537
6565
F564
F561
I546
AUDIO_GND1
1543
6571BAV70
F536
Vaux_GND
56 4535
7535
Vaux_GND
F535
5536
3536
7536
PDTC143ZT
3565
10n
2572
9509
2539
4K7
78
I547
Vaux_GND
83
DTC114ET573
F563
Stdby_Con
B
-Vaudio
+6VA
Vaux
+3V
+6V
POWER_DOWN
+Vaudio
+6VA
Vbatt
E_14480_116.eps260504
div DCs / div
100V / div DC5µs / div
I533
PWM
POWER-UPRESET
THERMALSHTDWN
BLANK
RC
REG
AUX
SOURCE
GND SGND NC
F
+
++
+
-
1.8 U
2.5V
10X
OSCLOW FREQ
STOP
LOGIC
PROTLOGIC
1V
HOT
Lightning Protection
4 5 6 7 8 9
F
G
(..V..) Standy Mode ..V.. Normal Operation
Provision For "$"
1 2 3
BA
V21
WS
*
220V AC 309V (317V)
*
2V7
0V3
1R8
(Bas
ic)
2R2
(ID
TV
)
RES
COLD
8K2
4n7
220R
BZ
X38
4-B
3V9
0V
3R3
COLD GROUND
FOR MAINS 120V AC 170V (177V)
100K
100R
HOT GROUND
13V
3V8
0V3
2m2
For IDTV Only
SS22220-03
For IDTV Only
68K470P
68P
* *9512
3527
I553
4538
3530
3539
I557
2535
1m0
6
BZ
X38
4-C
15
6531
456540
2n2
2543
I529
2K2
3537
2536 1
6532
1 10
11
12
13 15 1624
5
6
78 9
3531
Vaux_GNDVaux_GND
Vaux_GND
330p
2530
3542
1n
2540
10u
2532
470p
2546
3528
I532
I5 I544
2533
5532
STPS10L60D
6537
2534
6534
Vaux_GND
I545I55
4
2528
I540
1545
I539
3533
33u
5533
I536
2531
470p
2544
10n
BC857B7532
3538
6538
9
3534
1 10
2Vaux_GND
I555
2545
10n
16V
2m225
37
I531
I541
2549
100p
3139 123 5676.1
F552 130V / div DCF561 15V9 / div DC
100V / div DC5µs / div
2V /5µ
100V / div DC5µs / div
F508 268V / div DC
F573 0V (N.A.)F564 9V4 / div DC
F537 0V (N.A.)
F511 15V5 / div DCF531 2V7 / div DC
I513 I516 I519
7. Circuit Diagrams and PWB Layouts
Mono Carrier: Power Supply
+t
Rs
Rp
SUPPLY
VCCDRAIN
+t
-T
V
Vcc
Gnd
Ctrl
START-UP
CURRENT SOURCE
VALLEY
START-UP
CURRENT SOURCE
CURRENTSENSING
OUTPUTDRIVER
OVERPOWER
LOGIC
CONTROL
CIRCUIT
MAXIMUMON-TIME
PROTECTION
VOLTAGECONTRLLEDOSCILLATOR
OVERTEMPERATUREPROTECTIOM
POWER-ONRESET
SUPPLYMANAGEMENT
FREQUENCY
PROTECTION
CONTROL
INPUTCONTROLCIRCUIT
BURSTDETECTOR
Drain
HVS
Sense
Demag
Driver
+t
7
For
For Heatsink
For 70W Subwoofer
A
B
C
D
E
Protection)Lightning
T4E.250V
1
*
D
(For
TO 1013 OF
Protection
**
2
1 2 3 4 5 6 7 8 9
MAINS SWITCH
5V
*
7V6
3
*6V2
RES
15V6
6V8
9V3
for ITV only
"$"
2
160V
**
*
POWER SUPPLY
RE
S
4R7
RE
S
RES
RE
S
LKS1AF
RES
1n5
9
*
*
11
BZ
X38
4-B
6V8
RES
0V
1n5
470P
16V4
Lightning
DMF-2810
*
220n
470P
15V5
*
*
*
*
297V
T31
5MA
16V4
*
*
*
BZ
X38
4-B
6V21K5
-8V3
14
DEGAUSSING COIL
RE
S
G2V3
*
100n
*
*
RG
P10
D
*
TEA1506T/N1
3
TEA1620 (Basic)
*
0V
*
*
*
4
S
*
I511
Audio_Gnd
SB160
0V
2V3
295V
2V2
0V
0V
For
IDT
V
Onl
y
RES*
6
TEA1623 (IDTV)
0R1 4
K7
RES
8V2
*
*
2K2
35791507
12
3575
5535
2K2
3513
Vaux_GND
2564
100n
3571
I505
I53755
11
6533
5534
1u0
14
15
16
17
182
3
4
5
8
9
5512
10
11
12
13
AUDIO_GND1
F500
2541
47u
25V
F508
335
23
12
I504
4R7
3532
F541
3508
470R
I571
I565
F505
9501
81
5502
45
I551
3578
470R
6536
2512
2502
6572
6500
F501
F509
3507
7512
5513
1u0
I503
BZ
X79
-C9V
1
6573
3563
220R
3503
DSP
2561
1n
I506
1502PFC5000
I575
7531
14
3
9502
470n
3573
15K
1N50
62
2500
6575
I562
I579
3510
I519
2503
2n2
2562
50V
22u25
11
2515
470p
F542
2563
I577
47K
3541
I552
F504
2514
F55
2505
1 4
2 3
I533
DMF-2405
5501
3524
47K
7514BC847B
15n
2571
F5071M
5
3504
1509
100u2
552
I518
2501
6551
3502
BC547B7571
I5611510
I521
9504
I513
BA
S31
6
6576
F506
2550
1 4
2 3
2506
33n
5500
1532
1n0
2517
4
3 2
I538
F503
TCET1103(G)7513
1
15K
3519
3511
I502
2n2
2504
14
1503
23
2573
9506
1504
1
2
I576
100n
2516
6562
9503
3516
I507
3505
2551
1n
3K3
3518
9511
1K0
3515
3500
3M3
I524
1
2
1505
F502
PFC50001501
3529
I501
1508
3501
3M3
I542
2508
100n
I573
3520
1542
I527
100p
2519
47K
3522
1506
1
2
56
3
4
I523
BAS316
6564
3K3
3521
AUDIO_GND2
I517
5551
I5727511
2542
Vaux_GND5562
BC857B7541
6511
9513
2518
10n
3517
330K
3577
4534
1500
3574
I535
3576
2507
9508
I5
I520
3509
I515
5 6
74
I514
5531
9500
3514
5561