sangean dpr-25 service manual - diagramas...

DPR-25

DAB+FM RDS+MW DIGTAL RECEVIER

CONTENTS Specification ………………………………………………………………………………………………………2-5Block Diagram ………………………………………………………………………………………………………6Alignment Instructions…………………………………………………………………………….………………7-11Test Points Disgram…………………………………………………………………………….……….……………12Main PCB Top View…………………………………………………………………………….……….……………13Main PCB Bottom View.………………………………………………………………………….……..………..…..14LCD PCB Top View……………………………………………………………………………….………….……15LCD PCB Bottom View……………………………………………………………………………………………16PCB Top View…………………………………………………………………………….……….……………17PCB Bottom View…………………………………………………………………………….……….……………18Wiring Diagram..….………………………………………….………………….….……………..……….19Troubleshooting Flow Chart..….………………………………………….……………….….……………..……20-21Electrical Parts List………………………………………………………………………………....……………22-25Mechanical Parts List……………………………………………………………………….……….…………….26-27Exploded Views.…………………………………………………………………………….…………….……………28IC Circuit Block Diagram…………………………………………..…………….………………………………29-38IC and Transistor Voltage Chart….……………………………..…………………………….…………………39-43Semiconductor Lead Identifications……………………………………………………………………..……..…44MAIN Schematic Diagram……………………………………………………………………………………………45

LCD Schematic Diagram………………………………………………………………..……………………..… …46

SPECIFICATION

FM. ELECTRICAL PERFORMANCE Model: DPR-25 Brand:SANGEN Temp: °CR.H.: % Date: 2005/9/2

Condition Value Test no. Test Item

Input Output freq Nom. Lim 1. 2.Unit

Min 87.5 Tuning Range S/N=6dB Max 108

MHz

Intermediate freq. S/N=6dB 10.7 ±0.05 MHz

Max. Sensitivity S/N=6dB 90MHz98MHz106MHz

12 12 12

18 18 18

dBu

Usable Sensitivity S/N=30dB90MHz98MHz106MHz

18 18 18

24 24 24

dBu

Image Rejection S/N=6dB 106MHz 24 18 dB Stereo Ind Sens. S/N=6dB 106MHz 22 26 dB I.F. Rejection S/N=6dB 90MHz 60 dB 3db Limiting 80dBu 18 24 dBu Min. output 1.5 3 mV Auto Scan 22 28 dBu S/N (1mV) 46 40 dB Current Consumption R. O. 160 180 mA

Am. Suppression (1mV) 32 26 dB

Stereo Separation(lkHz) 26 20 dB

100 200 Hz Audio fidelity 75kHz/or 50kHz (-3dB W/pre emphasis)

60dBu

10K 8K Hz

Output Power(75KHz dev.) 10%T.H.D. 1000 700 mW

T. H. D. (75KHz dev.) 1 3 %

Over load capacity 10%T. H.D.

98MHz

100 90 dBu

Calibration S/N=6dBu90MHz98MHz106MHz

KHz

Lowest Batt. Volt. 60dBu 98MHz 6.3 6.7 V Supply Voltage: DC 9V R.O.: 50mW Load: 8 Ohm Modulation: 1KHz Mod./22.5KHz Dev.Remark: ( )首件產品 ( )客戶抽測: ( )成品 ( )例行抽測 ( )業務樣品: ( )半成品( )新機種 ( )工程變更:

Approved by Released/Tested by

2

SPECIFICATION.

MW. ELECTRICAL PERFORMANCE Model: DPR-25 Brand: SANGEAN Temp: °C R.H.: % Date: 2005/9/2

Condition Value Test no. Test Item

Input Output freq Nom. Lim 1. 2.Unit

Min 522 Tuning Range Max 1710

KHz

Intermediate freq. S/N=6dB Min 450 ±2 KHz

Max. Sensitivity S/N=6dB 603KHz999KHz1404KHz

46 42 42

56 54 54

dBu/m

Usable Sensitivity S/N=20dB603KHz999KHz1404KHz

56 54 54

62 60 60

dBu/m

Image Rejection S/N=6dB 1404KHz 36 30 dB I.F. Rejection S/N=6dB 603KHz 50 40 dB Selectivity(±10KHz) S/N=6dB 32 26 dB Bandwidth(-6dB) S/N=6dB 6-11 KHz T. H. D. 74dBu/m 2 4 % Lowest Batt. Volt. 74dBu/m 6.3 6.7 V Hum Modulation 100dBu/m dB Auto. Scan. Stop. Sens. 56 62 dBu/m

Current Consumption 74dBu/m 160 180 mA

Tone Action (3KHz) 74dBu/m dB

100 200 Hz Freq. Response (-6dB) 74dBu/m

2500 1800 Hz Output Power 80% Mod. 10%T.H.D. 1000 700 mW

Over load capacity 80%mod. 10%T. H.D. 100 90 dBu/m

A. G. C. F. O. M. 100dBu/m

999KHz

46 40 dB

S/N Ration 74dBu/m 40 34 dB

Whistle Modulation 74dBu/m 2IF/3IF 15 %

Supply Voltage: DC 9 V R.O.: 50mW Load: 8 Ohm Modulation: 1KHz/30% Mod

Remark: ( )首件產品 ( )客戶抽測: ( )成品 ( )例行抽測 ( )業務樣品: ( )半成品( )新機種 ( )工程變更:


3

SPECIFICATION.

DAB(BAND Ⅲ) ELECTRICAL PERFORMANCE

Model: DPR-25 Brand: SANGEAN Temp: °C R.H.: % Date: 2005/9/2 Test no.

Test Item Condition CH Limit Typical 1. 2.

Unit

Min 5A CHRF Freq. Range

Max 13F CH

Adjacent Channel Selectivity

Fc : -70 dBm (Wanted channel)Fi : ≧ -38 dBm (Unwanted channel) (Measurement to EN50248)

10A 30 33 dB

Far-off Selectivity

Fc : -70 dBm (Wanted channel)Fi : ≧ -25 dBm FM 75Khz/dev. Fc ±5MHz (Unwanted channel) (Measurement to EN50248)

10A 43 53 dB

5A -87 -90 dBm10A -88 -91 dBm12B -88 -91 dBm

Sensitivity Without pop noise

13F -87 -90 dBmS/N Ratio Without pop noise 10A 50 56 dB

Max. input Signal : Without pop noise 10A -10 0 dBm

5A -90 -92 dBm10A -92 -94 dBm12B -92 -94 dBm

Acquisition Selectivity (Measurement to EN50248)

13F -90 -92 dBmOutput Power 1kHz 10%T.H.D. 1000 700 mW

T. H. D. 1 3 %Low battery Indication on 10A 6.7 6.7 V

125HZ +4 +7 dB FREQ

RESPONSE AT CHANNEL 10A CHANGE SERVICE AF 8KHZ +4 +7 dB

Supply Voltage： DC：9V R.O. : 50mW Load: 8 Ohm Modulation :1kHz

Channel Freq.( MHz) Channel Freq.( MHz) Channel Freq.( MHz) 5A 174.928 10A 209.936 12B 225.648 13F 239.200

( )The head of product ( )Finished Product ( )Semi-finished Product ( )New Model

( )Client Spot Check ( )Routine Spot Check ( )Engineering Modify ( )Business Sample


4

SPECIFICTION. AUX-IN ELECTRICAL PERFORMANCE

Model: DPR-25 Brand: ALL Temp: 25 R. H. : 75 % Date: 2005/9/2

Condition Value Test No. Test Item

Input Output Freq. Nom. Lim. 1. 2. Unit

Output Power AUX IN=0.5V/1KHz THD=10% 1 0.7 W

AUX IN Dynamic Range

Output=R.0 (ATT=0) THD=3% AUX IN=100Hz

1 05 V

I/S (Input Sensitivity) AUX IX=100Hz，ATT=0 OUT= 0.5W Volume=MAX

130 ±30 mV

DISTORTION AUX IN =I/S 1KHz

OUT=R.O 0.1 0.4

%

MIN OUTPUT AUX IN =I/S 1KHz Volume=MIN 0.7 2 mV

S/N RATIO AUX IN =I/S 1KHz&GND OUT=R.O 65 55 dB

100 10 6

Frequency Response AUX

IN=0.5V/1KHz OUT=50mW=0dB 10K 8 4

dB

AUX IN =I/S 1KHz 130 ±30 LINE OUT LEVEL (REC OUT IMPD=47K)

FM DEV=22.5K@1KHz 150/ ±30 mV

Supply Voltage: DC 9 V R.O.: 50mW Load: 8 Ohm Modulation: 1KHz/30% Mod

Remark: ( )首件產品 ( )客戶抽測: ( )成品 ( )例行抽測 ( )業務樣品: ( )半成品( )新機種 ( )工程變更:


5

KE

Y

DC

JA

CK

9

-14V

Q22

Q19

9V

RE

G.

3

DP

T23

86

DA

B

Q15

Q17

5V

RE

G.

Q10

Q27

6V

RE

G

Q5

Q6

AU

X

S

WT

C40

66

Tu

ner

TA

2149

Q4

Q23

Pre

-AM

P

FL

IP-F

LIP

TC

4013

u-C

OM

TM

P87

EP

26F

3DS

WL

INE

OU

T

DC

/ D

C

5V

DC

/ D

C

3.3V

R

DS

BU

1924

DC

/ D

C

15V

Mai

n-A

MP

AN

7142

PO

WK

EY

PL

L &

LP

F

TC

9257

BLOCK DIAGRAM

6

1. ALIGNMENT FOR AM/LW IF

a. Required Instruments: AM IF Sweep Generator with scope

b. Alignment Procedure

Mode Adjustment Procedure (1) Press the power button to turn on the radio. (2) Connect the input terminal of AM IF sweep generator in series with a resistor of 1.2KΩ

to the TP1 and TP2. (3) Connect the RF output terminal of AM IF sweep generator to another test point TP5. (4) Connect a 100μF electrolytic capacitor to test point TP2 and TP4. (5) Adjust T1 to have a max. output with a marker frequency of 450 kHz on the sweep

AM T1

scope.

c. Instrument Connection

T1

TP4 TP2

100uF

INTP1 RF TP5

TP2

OUT

450KHz Marker

1.2KΩ 2.2KΩ

AM IF Sweep Generator

ALIGNMENT INSTRUCTIONS

7

2. ALIGNMENT FOR AM/LW TUNING VOLTAGE RANGE a. Required Instruments: DVM b. Alignment Procedure

Mode Adjustment Procedure (1) Turn on the radio. (2) Connect the probe of DVM to the test point TP1 and TP2. (3) Tune the AM frequency to 522 kHz. (4) Adjust L3 to have a reading of 1.2 ±0.04V. (5) Tune the AM frequency to 1629 kHz.

AM L3

TC1

(6) Adjust TC1 to have a reading of 7.6 ±0.3V.


TC1L3

TP2

TP1

DVM

8

3. ALIGNMENT FOR FM TUNING VOLTAGE a. Required Instruments DVM


Mode Adjustment Procedure (1) Turn on the radio. (2) Connect the probe of DVM to the TP1 and TP2 (3) Tune the FM frequency to 108MHz.

FM L4

(4) Adjust L4 to have a reading of 8.2V ±0.3V.


L4

TP2

TP1

DVM

9

4. ALIGNMENT FOR AM/LW SENSITIVITY a. Required Instruments AM Signal Generator SSVM


Mode Adjustment Procedure (1) Turn on the radio. (2) Connect a SSVM to the speaker TP7 and TP8 terminals.

(3) Connect an AM signal generator together with standard loop dummy antenna and feed 30% modulated signal to the AM ferrite bar antenna L12.

(4) Tune the generator frequency to 1404 kHz. (5) Tune the AM frequency to 1404 kHz and adjust TC3 to have a max reading on

SSVM. (6) Return the generator frequency to 603 kHz.

(7) Tune the AM frequency to 603 kHz and adjust L12 to have a max reading on SSVM.

AM TC3

L12

(8) Repeat (4) to (7) as necessary to minimize tracking error. c. Instrument Connection

L12

TC3

60 cm

The radio is locatedperpendicularly tothe Loop Antenna

Loop Antenna

AM Signal Generator

TP8

TP7

DVM

10

5. ALIGNMENT FOR FM TUNING SENSITIVITY a. Required Instruments FM Signal Generator (frequency range up to 220 MHz) SSVM


Mode Adjustment Procedure (1) Turn on radio. (2) Connect a SSVM to speaker TP7 and TP8. (3) Connect a FM signal generator to TP10 and TP11. (4) Set the signal generator to 22.5 kHz deviation with 1 kHz modulation. (5) Always tune the generator frequency to exactly same as the radio band frequency

before adjustment. (6) Tune the FM frequency to 106MHz and adjust TC2 to have a max audio output. (7) Tune the FM frequency to 90MHz and adjust L8 to have a max audio output.

FM TC2

L8

(8) Repeat (6) to (7) as necessary to minimize tracking error. c. Instrument Connection

L8

TC2

TP11

TP10SSG

TP8

TP7

DVM

11

TEST POINTS DIAGRAM

12

MAIN PCB TOP VIEW

13

MAIN PCB BOTTOM VIEW

14

LCD PCB TOP VIEW

15

LCD PCB BOTTOM VIEW

16

PCB TOP VIEW

17

PCB BOTTOM VIEW

18

WIRING DIAGRAM

19

( 1 ) DAB can not be turned on

No Check the IC10 and Q14 circuit is

normal.

Check whether the pin 18 of DAB

MODULE exceeds 3.3V DC. Then replace the abnormal parts.

Yes

No Check the IC13 and Q25 circuit is

normal.

Check whether the pin1 of DAB

MODULE exceeds 5V DC. Then replace the abnormal parts.

( 2 ) Weak sensitivity in DAB band

No

Check the C134, C135, L10, L11

circuit is normal.

Check the HPF circuit.

Then replace the abnormal parts.

Yes

Check the ANT circuit is normal.

TROUBLESHOOTING FLOW CHART

20

( 3 ) Weak sensitivity in FM

Check whether the sensitivity is Yes Check the antenna wire and BPF

recovered if antenna is directly circuit.

connected to the pin 2 of IC12. Then replace the abnormal parts.

Yes

No

Check whether the IF waveform is

normal.

Check the IC12 circuit.


Yes

No

Check whether the tuning voltage

is normal.

Check the L4 local oscillator circuit.


Yes

Check whether L8 and TC2 the No

corresponding RF tank circuit are Then replace the abnormal parts.

normal.

( 4 ) PLL does not work

No

Check whether the C53 exceeds

15V DC.

Check the DC-DC converter circuit.


Yes

No

Check whether the circuit of LPF

is normal.

Check Q2 and Q3.


Yes

Yes

Check whether the local oscillator

circuit is normal.

Check C121 and D11.


21

DPR-25PART NO DESCRIPTION Q'TY REMARK

1000625 CH LSI ST7066U-OE-B 1 IC 500,1000770 CH IC TMP87EP26F-4K76 1 IC 3,1012160-A IC NJM4556AL SIP8 1 IC 5,1012250 IC AN7142 1 IC 6,1012320 IC TC4066BP 1 IC 300,1013260 CH IC TA2149BFN 1 IC 12,1013460 CH IC XC6365A333MR 1 IC 10,1013550 CH IC ST7065C (DICE) 1 IC 501,1013620 CH IC TC 4013BFN 1 IC 14,1013680 CH IC XC6203E502PR 1 IC 2,1013990 CH IC BU1924F 1 IC 4,1014220 CH IC TC9257F 1 IC 1,1014240 CH IC PT2386 1 IC 9,1014251/0 CH IC 74HC74D SO14 1 IC 7,1014261/0 CH IC 74HC14D SO14 1 IC 8,1014270 CH IC XC6365A503MR 1 IC 13,1014280 CH IC XC62FP6002PRN 1 IC 11,1014480-A CH IC BA 09FP TO252-3 1 IC 15,1014620 CH IC 74AHC1G32GW SOT353 1 IC 16,1020211 CH TR 2SB815 B7 2 Q 10,17,1020410-A CH TR 2SA1611-T1-A M6 2 Q 6,9,1021090 CH TR 2SB1386Q hfe=120 1 Q 22,1022272 CH TR 2SC4154-G 20 Q 2-5,7,8,11-13,15,16,

18-21,23,24,26-28,1030280 CH FET FDN358P 2 Q 14,25,1041190T DIODE 1N5817-T 4 D 2-4,300,1041220 CH DIODE 1SS367 1 D 18,1043150-A CH VARICAP KV1450TL-G3/4 1 D 11,1043160 CH VARACTOR KV1610-2 1 D 9,1045000T ZENER 1N751A(5.1V)-T 2 D 15,19,1045020 CH DIODE 1SS314 1 D 8,1045090 ZENER UZ-15BH 1 D 5,1046011 CH DIODE MM4148 6 D 6,7,10,14,16,17,1046180 CH DIODE HBAV99 1 D 12,1050150 LED RED 3.0x5.1 1 LED1,1062210 CH LED AMBER 2 D 500,501,1111350-A BAR ANT & COIL 1350 1 L 12,BAR ANT RF WIRE1122371 ADJ. COIL 2371 1 T 1,1122380 ADJ. COIL 2380 1 L 3,1123190 ADJ. COIL 3190 1 L 4,1123711 ADJ. COIL 3711 1 T 2,11301E1G CH WOUND IND.100nHG-A 1 L 11,1135903S FIXED COIL 6.8mHJ PVC-S 2 L 7,13,113A2E1G CH WOUND IND.47nHG-A 1 L 10,113A4E1G CH WOUND 1ND.68nHG-A 1 L 9,1.15E+64 SP COIL 5.0x1.75Tx0.7 2 L 8,14,11637K1-3A FIXED COIL 100uHK6φx6.2 5 L 1,2,5,6,12,1210360 TC 20P RED 3 TC 1-3,1316125 VR 50KBx2 1 VR 600,1600700 LCD DPR-25 1 LCD1613210 PCB D DPR-25 1 PCB D1613222 PCB A DPR-25 1 PCB A1613231 PCB E DPR-25 1 PCB E1621011-A/10-A SPK 2.5" 8Ω 3W 2 SP 300,301,1630191 SW. 1P2C(E-1)BLACK 1 SW 301,1631510-A TACT SW 160±50gf9.5mm 9 SW 1-9,1640350-A JACK EP3.5φ W/SW WHT 2 JK 301,303,

ELECTRICAL PARTS LIST

22


1640360-A JACK EP3.5φ N/SW GRY 1 JK 302,1647100 JACK DC-470AG PBT 2.0L 1 JK 304,1650150 X'TAL 32.768KHZ 1 X 3,1650210 X'TAL 7.2MHZ 1 X 1,1650250 X'TAL 4.332MHZ 1 X 4,1650570 CRYSTAL 7.3728M±20PPM 1 X 2,1660341-A FILTER PFWLF450KS2A-A0 1 CF 2,1664222-A FIL GFMB7-C2-LF 88-108M 1 CF 3,1664470-A FILTER SFELG10M7HA00-B0 2 CF 1,4,1664480-A DISCR CDALF10M7GA100A-B0 1 CR 1,1700130 CNT BASE 2.5x3P 1 CON6,1700550 CNT BASE 2.5x4P 1 CON7,1700560 CNT BASE 2.5x5P 1 CON8,1701086 CNT BASE 2.5x6P 2 CON4,9,170131G CNT BASE 2x16P-R 1 CON1,170132G PIN BASE 2x16P-R 1 W 500,170133M PIN BASE 2x22Px2-S 1 CON3,1701462 TIP 8x2P-S 2 J 501,502,1702010 CNT BASE 2.5x2P 1 CON5,1704830 W/ASS'Y 220(2.5+6P) 1 CON600,1704950-A W/ASS'Y 100(2.5x2P) 1 CON301,1704960-A W/ASS'Y 70(2.5x5P) 1 CON303,1704970-A W/ASS'Y 100(2.5x3P) 1 CON302,1704980-A W/ASS'Y 100(2.5x4P) 1 CON200,1705010-A W/ASS'Y 240(2.5+6P) 1 CON300,1730120 ROTARY ENCODER 1 EN 200,1900360 W/SPK 200(6+2P) 1 W 301,1900830-A W/SPK 300(6+2P) R/B 1 W 302,1900841 DAB/M FS2020 DPR-25 1 MODULE 1,4110261C CC 102K 50V Y5P 05 1 C 184,442256PT0 EL 225M 50V 5x11 1 C 154,443356NT0 EL 335M 50V 4x7 2 C 60,61,444756NT0 EL 475M 50V 4x7 1 C 156,441063NT0 EL 106M 16V 4x7 2 C 42,304,441073JT0 EL 107M 16V 6.3x7 1 C 39,442271JT0 EL 227M 6.3V 6.3x7 1 C 300,442273KT0 EL 227M 16V 8x11.5 2 C 58,139,444772QT0 EL 477M 10V 8x9 1 C 302,441081KT0 EL 108M 6.3V 8x11.5 4 C 44,59,131,182,4900306T0 EL 477M 10V 6.3x11 3 C 81,132,301,4900316S EL 228M 16V 10x20 1 C 43,4B47533 CH TA 475M 16V 3.2x1.6 1 C 87,4B47612 CH TA 476M 6.3V 3.2x1.6 1 C 183,4C47615 CH TA 476M 6.3V 3.5x2.8 3 C 69,76,102,4H47611T0 EL 476M 6.3V 5x7 11 C 30-32,34,35,37,49,63

,65,66,138,4H47631T0 EL 476M 16V 5x7 1 C 53,4H10721T0 EL 107M 10V 5x7 12 C 26,28,29,33,40,41,47

,48,50,57,62,107,5002001 CH CC 020C 50V NPO-C 1 C 89,5008001 CH CC 080C 50V NPO-C 1 C 135,5010261 CH CC 102K 50V X7R-C 18 C 52,55,71,84,91,104,

109,113,116,118,119,127,160,162,602,604,606,607,

5010361 CH CC 103K 50V X7R-C 24 C 3,4,7,8,79,80,85,99,115,123,126,149,157,


23


159,161,175-179,501-504,

5010471 CH CC 104Z 25V Y5V-C 38 C 1,2,6,12,16,19-22,25,27,51,54,70,72,74,75,82,88,93,105,106,-108,111,112,124,128130,136,151,152,158,163,164,180,303,500,

5010557 CH CC 105Z 10V F-C 4 C 45,46,96,155,5012361 CH CC 123K 50V X7R-C 2 C 77,78,5015101 CH CC 151J 50V NPO-C 1 C 64,5015361 CH CC 153K 50V X7R-C 2 C 36,38,5018001 CH CC 180J 50V NPO-C 2 C 14,94,5018361 CH CC 183K 50V X7R-C 2 C 165,166,5020001 CH CC 200J 50V NPO-C 1 C 15,5022001 CH CC 220J 50V NPO-C 1 C 117,5022446 CH CC 224Z 25V Y5V-C 3 C 86,98,125,5025001 CH CC 250J 50V NP0-C 4 C 9,10,11,13,5027001 CH CC 270J 50V NPO-C 2 C 103,133,5027101 CH CC 271J 50V NPO-C 1 C 23,5033001 CH CC 330J 50V NPO-C 2 C 17,18,5033101 CH CC 331J 50V NPO-C 1 C 95,5047101 CH CC 471J 50V NPO-C 24 C 5,56,100,137,140-148

,150,153,167-174,181,

5047331 CH CC 473K 25V B-C 6 C 67,68,83,90,603,605,5047472 CH CC 474Z 16V Y5V-C 1 C 114,5056101 CH CC 561J 50V NPO-C 1 C 24,5068001 CH CC 680J 50V NPO-C 3 C 120,121,134,5068261 CH CC 682K 50V X7R-C 2 C 92,97,5068351 CH CC 683K 16V R-C 2 C 600,601,5210471 CH CC 104Z 25V Y5V-B 1 C 101,6100104 CH RD 1/16W 2.2J-C 2 R 116,119,6100116 CH RD 1/16W 22J-C 2 R 30,31,6100120 CH RD 1/16W 47J-C 5 R 70,75,125,501,509,6100123 CH RD 1/16W 82J-C 1 R 500,6100124 CH RD 1/16W 100J-C 5 R 80,133,145,304,305,6100130 CH RD 1/16W 330J-C 1 R 127,6100132 CH RD 1/16W 470J-C 7 R 55,72,81,83,99,117,

122,6100133 CH RD 1/16W 560J-C 3 R 71,131,306,6100136 CH RD 1/16W 1KJ-C 16 R 4,10,12,16,17,29,47,

48,57,97,109,114,120,124,135,141,

6100137 CH RD 1/16W 1.2KJ-C 1 R 86,6100139 CH RD 1/16W 1.8KJ-C 1 R 105,610013J CH RD 1/16W 2KJ-C 1 R 85,6100140 CH RD 1/16W 2.2KJ-C 2 R 22,307,6100142 CH RD 1/16W 3.3KJ-C 3 R 37,40,59,6100144 CH RD 1/16W 4.7KJ-C 15 R 23,34,41,104,126,128

,502-506,600,601,606,607,

6100148 CH RD 1/16W 10KJ-C 23 R 8,13,18,25-28,44-46,58,62,64,67,95,100,102,107,138,602-605,

6100149 CH RD 1/16W 12KJ-C 5 R 19,42,43,300,302,610014B CH RD 1/16W 3KJ-C 1 R 84,


24


610014D CH RD 1/16W 4.3KJ-C 1 R 87,6100150 CH RD 1/16W 15KJ-C 4 R 60,61,82,130,6100152 CH RD 1/16W 22KJ-C 4 R 54,92,94,144,6100154 CH RD 1/16W 33KJ-C 2 R 301,303,6100156 CH RD 1/16W 47KJ-C 32 R 1,2,5,6,7,11,20,21,

33,35,38,39,49,52,56,65,68,73,74,78,79,89,91,101,111-113,118,134,136,140,143,

6100157 CH RD 1/16W 56KJ-C 1 R 51,6100158 CH RD 1/16W 68KJ-C 3 R 24,88,93,610015E CH RD 1/16W 43KJ-C 1 R 53,6100160 CH RD 1/16W 100KJ-C 19 R 14,32,36,63,66,69,76

,77,90,98,103,106,108,110,123,129,132,137,142,

6100164 CH RD 1/16W 220KJ-C 1 R 15,6100165 CH RD 1/16W 270KJ-C 1 R 115,6100166 CH RD 1/16W 330KJ-C 1 R 50,6100188 CH RD 1/16W 91KJ-C 1 R 507,6100194 CH RD 1/16W OJ-C 1 JP 500,6110194 CH JUMP OJ-B 1 JP 601,6160136 CH RD 1/10W 1KJ-A 1 R 121,6500432 CH RP 470Jx4-C 5 RP 2,4-7,6500456 CH RP 47KJx4-C 2 RP 1,3,8000040 W/JUMP 10(10)0.6mm 1 W 2-MOUDLE18141044 W/PVC 70(6+6)YEL 1 BATT + - -8181010 W/PVC 70(3+3)BLK 1 W 3,8592750 W/2 270(6+6) R/B 1 W 303,8601820 W/SHIELD 180(2.5+2.5) 1 ANT1,8601840 W/SHIELD/2 42(3+3) 1 W 1-MODULE1


25

DPR-25Ref no PART NO. DESCRIPTION Q'TY DWG NO. REMARK

1 20P4000 RUBBER KEY HOLDER 1 A3-DPR25-012 20P4010 LCD LENS HOLDER 1 A3-DPR25-023 20P4020 LCD LIGHT LENS 1 A3-DPR25-034 20P4030 LED HOLDER 1 A3-DPR25-04 品固LED-11T5 20P4040 SPEAKER HOLDER-L 1 A3-DPR25-056 20P4050 SPEAKER HOLDER-R 1 A3-DPR25-067 20P4060 BACK SHIELD 1 A4-DPR25-078 20P4070 BAR ANT HOLDER 1 A3-DPR25-269 2159010 DC/DC SHIELD (UP) 2 A4-800-1217

10 2159020 DC/DC SHIELD (DOWN) 2 A4-800-121811 21P4001 LCD HOLDER 1 A3-DPR25-0812 21P4010 GROUND PLAIN 1 A3-DPR25-0913 21P4020 A-SHEET PLATE 1 A3-DPR25-3114 21P4030 BATTERY PLATE(+) 2 A4-DPR25-2915 21P4040 BATTERY SPRING(-) 2 A4-DPR25-3016 21P4060 ROD ANT LUG 1 A4-DPR25-3317 2256000 P.C.B. HEMELON 218 2279000 HEMLON CUSHION 5x20x0.8 119 22L4070 HEMELON 120 22M3010 RIBBON 1 A4-RD15-3021 2365010 EVA CUSHION 122 23P4000 TUNING KNOB SPACER 1 A4-DPR25-2723 23P4050 PVC FILM 1 A4-DPR25-3424 23P4060 EVA 85x3 2 A4-DPR25-3525 23P4070 EVA 24x1.5 2 A4-DPR25-3626 24M3000 PAD 4 A4-RD15-1327 24M3010 VR-KNOB SPACER 1 A4-RD15-2728 24P4000 CONDUCT RUBBER 2 A4-DPR25-1129 25M5000 EVA 130 301P410 FRONT CABINET 1 A1-DPR25-1331 303P410A BACK COVER(WEEE) 1 A1-DPR25-1432 304P410 BATTERY COVER 1 A2-DPR25-1533 304P410-L BATT.CASE-L 1 A2-DPR25-1634 304P410-R BATT.CASE-R 1 A2-DPR25-1735 305P410 DIAL WINDOW 1 A2-DPR25-1836 307P410 TOP COVER 1 A1-DPR25-1937 310P410 3D/FLAP KNOB 1 A2-DPR25-2038 311P410 VR KNOB 1 A3-DPR25-2139 312P410 TUNE KNOB 1 A4-RD15-1840 313P410 PUSH RUBBER KEY 1 A2-DPR25-2341 343P410 SPEAKER GRILL 2 A3-DPR25-2442 344P410 SPEAKER FRAME 2 A2-DPR25-2543 360M301A ROD ANT 1 A1-RD15-1244 9062122 SCREW JMB 2.6x12(NI) 1 ROD ANT45 9090019 SCREW M1.4x4(NI) 17 GROUND PLAIN/TOP COV

ERx5GROUND PLAIN/BACK COVERx3LCD PCB/FRONT CABx4TOP COVER/BACK COVERx5

46 9101102 SCREW PTP 2X10(NI) 2 FRONT CAB/BACK COVERx2

47 9103082 SCREW PTP 3x8(NI) 2 BAR ANT HOLDERx248 9103142 SCREW PTP 3x14(NI) 549 9151062 SCREW PTPW 2x6(NI) 17 JACK PCB/FRONT CABx3

VR PCB/FRONT CABx2TUN PCB/FRONT CABx2

MECHANICAL PARTS LIST

26

DPR-25Ref no PART NO. DESCRIPTION Q'TY DWG NO. REMARK

A-PCB/FRONT CABx3BATT.CASE-2/BACK COVERx6FRONT CAB/MODULEx1

50 9163052 SCREW PTB M3x5(NI) 14 SPK/SPK HOLDERx8SPK HPLDER/FRONT CABx6

51 9901030 WASHER φ3.3xφ8x0.5T 1

MECHANICAL PARTS LIST

27

1. IC1 – TC9257FG

2. IC2 – XC6203E502PR

IC CIRCUIT BLOCK DIAGRAM

29

3. IC3 – TMP87EP26F

30

4. IC4 – BU1924F

5. IC5 – NJM4556LD

31

6. IC6 – AN7141

7. IC7 – 74HC74

32

8. IC8 – 74HC14

9. IC9 – PT2386

33

10. IC10 – XC6365A333MR

11. IC11 – 6002P

34

12. IC12 – TA2149BFN

13. IC13 – XC6365A503MR

35

14. IC14 – TC4013BFN

15. IC15 – BA09FB

36

16. IC16 – 74AHC1G32GW

17. IC300 – TC4066BP

37

18. IC500 – ST7066U

19. IC501 – ST7065C

38

IC AND TRANSISTOR VOLTAGE CHART

IC1 – TC9257 IC2 – 6002PC

PIN DAB FM AM PIN DAB FM AM PIN DAB FM AM

1 0 2.96 2.70 11 0 0 0 1 5.05 5.06 5.06

2 0 2.93 2.93 12 0 5.76 5.79 2 8.12 8.26 8.28

3 0 5.06 5.10 13 0 2.88 2.92 3 0 0 0

4 0 5.06 5.10 14 0 0 0

5 0 0 0 15 0 0 0

6 0 0 0 16 0 2.86 2.88

7 0 0.89 0.37 17 0 5.67 0

8 0 0 0 18 0 0 0

9 0 0 0 19 0 0.35 0.90

10 0 0 5.77 20 0 0.94 0.94

IC4 – BU1924 IC5 – NJM4556LD IC6 – AN7142


1 0 2.40 0 1 3.00 2.98 2.99 1 0 0 0

2 0 2.41 0 2 3.00 2.98 2.99 2 1.28 1.20 1.25

3 0 2.45 0 3 2.99 2.98 2.99 3 0 0 0

4 0 2.42 0 4 0 0 0 4 0.63 0.60 0.61

5 0 4.56 0 5 2.99 2.97 0 5 7.92 8.42 8.31

6 0 0 0 6 3.00 2.98 2.99 6 0 0 0

7 0 0 0 7 3.00 2.98 2.99 7 4.32 4.35 4.37

8 0 2.43 0 8 6.02 5.99 6.02 8 0 0 0

9 0 0 0 9 0 0 0

10 0 0 0 10 4.37 4.39 4.41

11 0 0 0 11 8.15 8.20 8.24

12 0 4.67 0 12 7.87 8.21 8.15

13 0 1.86 0 13 0.63 0.62 0.63

14 0 2.24 0 14 0 0 0

15 0 0 0 15 1.28 1.20 1.24

16 0 2.33 0 16 8.05 8.06 8.11

39

IC3 – TMP87EP26F

PIN DAB FM AM PIN DAB FM AM PIN DAB FM AM PIN DAB FM AM

1 0 0 0 26 0 2.33 0 51 4.57 4.54 4.57 76 0 0 0

2 2.35 2.28 2.29 27 0 0 0 52 3.17↓ 0 0 77 0 0 0

3 2.04 2.04 2.06 28 0 0 0 53 3.17↓ 4.95 4.96 78 0 0 0

4 4.47 4.45 4.47 29 0 0 0 54 3.17↓ 0 0 79 0 0 0

5 2.23 2.23 2.24 30 0 0 0 55 3.17↓ 4.95 4.96 80 0 0 0

6 1.79 1.76 1.77 31 0 0 0 56 3.17↓ 4.95 4.96 81 0 0 0

7 0 0 0 32 0 0 0 57 4.91↓ 4.95 4.96 82 0 0 0

8 0 0 0 33 0 0 0 58 4.17↓ 4.95 4.96 83 0 0 0

9 0.22 0.36 0.29 34 0 0 0 59 0 0 0 84 0 0 0

10 0 0 0 35 0 0 0 60 4.94 4.95 4.96 85 0 0 0

11 4.99 4.98 4.99 36 0 0 0 61 0 0 0 86 0 0 0

12 4.97 4.98 4.98 37 0 0 0 62 0 0 0 87 0 0 0

13 0 0 0 38 0 0 0 63 0 0 0 88 0 0 0

14 0 0 0 39 0 0 0 64 0 0 0 89 0 0 0

15 0 0 0 40 0 0 0 65 0.18 0.41 0.35 90 0 0 0

16 0 0 0 41 0 0 0 66 4.93 0 0 91 0 0 0

17 0 0 0 42 0 2.45 0 67 4.89 0 0 92 0 0 0

18 4.54 4.51 4.54 43 0 4.08 4.07 68 1.32 0 0 93 0 0 0

19 0 4.54 4.56 44 3.86 3.88 3.88 69 1.32 0 0 94 0 0 0

20 4.57 0 0 45 2.53 2.56 2.57 70 1.32 0 0 95 0 0 0

21 0 0 0 46 4.81 4.79 4.82 71 1.27 0 0 96 0 0 0

22 4.56 4.53 4.56 47 4.81 4.78 4.81 72 1.27 0 0 97 0 0 0

23 0 0 0 48 4.81 4.79 4.82 73 2.85 0 0 98 0 5.07 5.09

24 4.81 4.78 4.81 49 0 0 0 74 0 0 0 99 0 5.07 5.09

25 4.81 0 0 50 0 0 0 75 0 0 0 100 4.54 4.54 4.57

40

IC7 – 74HC74 IC10 – XC6365A333MR


1 4.95 0 0 8 4.95 0 0 1 4.72 8.08 8.12

2 3.34 0 0 9 4.95 0 0 2 7.84 8.08 8.12

3 0 0 0 10 0.45 0 0 3 0 0 0

4 4.95 0 0 11 0.46 0 0 4 4.51 0 0

5 4.92 0 0 12 0.43 0 0 5 3.34 0 0

6 0 0 0 13 0.45 0 0

7 0.40 0 0 14 4.95 0 0

IC11 – 6002PC

IC8 – 74HC14 PIN DAB FM AM

PIN DAB FM AM PIN DAB FM AM 1 7.96 8.08 8.12

1 4.92 0 0 8 4.95 0 0 2 6.03 6.01 6.02

2 0 0 0 9 0.45 0 0 3 0 0 0

3 0 0 0 10 4.95 0 0

4 4.95 0 0 11 0.44 0 0

5 0.44 0 0 12 4.95 0 0

6 4.95 0 0 13 0.45 0 0 IC13 – XC6365A503MR

7 0 0 0 14 4.95 0 0 PIN DAB FM AM

1 3.19 8.08 8.12

2 7.84 8.08 8.12

IC9 – PT2386 3 0 0 0

PIN DAB FM AM PIN DAB FM AM 4 4.51 0 0

1 2.92 2.92 2.92 10 0 0 0 5 4.99 0 0

2 2.92 2.92 2.92 11 6.02 6.02 6.02

3 2.94 2.94 2.94 12 5.99 5.99 5.99

4 2.94 2.94 2.94 13 2.94 2.92 2.93

5 2.94 2.94 2.94 14 2.94 2.94 2.94 IC15 – BA09FP

6 2.93 2.94 2.94 15 2.94 2.94 2.94 PIN DAB FM AM

7 2.94 2.94 2.94 16 2.94 2.94 2.94 1 7.96 8.12 8.25

8 0 0 0 17 2.94 2.92 2.92 2 0 0 0

9 6.02 6.02 6.02 18 2.95 2.96 2.96 3 8.14 8.08 8.12

41

IC12 – TA2149BFN IC16 – 74AHC1G32GW


1 0 0 0 13 0 5.05 0 1 4.99 4.99 4.99

2 0 0.79 0 14 0 5.21 0 2 4.98 4.98 0

3 0 0 1.15 15 0 0.70 0.71 3 0 0 0

4 0 5.73 5.95 16 0 1.09 1.18 4 4.70 0 4.71

5 0 5.96 5.98 17 0 0.75 0.94 5 4.73 0 4.74

6 0 5.42 5.31 18 0 4.41 4.40

7 0 5.96 5.98 19 0 5.15 5.24

8 0 0 0 20 0 5.96 5.98

9 0 0.80 0.44 21 0 5.96 5.98

10 0 5.21 5.40 22 0 5.96 5.98

11 0 1.24 4.52 23 0 5.96 5.98

12 0 1.26 1.28 24 0 5.96 5.98

IC14 – TC4013BFN

PIN DAB FM AM PIN DAB FM AM

1 4.98 0 4.98 8 0.39 0.17 0.32

2 0 0 0 9 0.39 0.16 0.27

3 0 0 0 10 0.37 0.16 0.33

4 0 0 0 11 0.37 0.16 0.40

5 0 0 0 12 5.04 4.95 5.04

6 0 0 0 13 0 0 0

7 0 0 0 14 5.03 4.96 5.04

IC300 – TC4066BP

PIN DAB FM AM PIN DAB FM AM

1 0 0 0 8 0.35 0.32 0.32

2 2.03 2.16 2.18 9 0.35 0.32 0.32

3 0.35 0.29 0.32 10 2.06 2.19 2.18

4 0.35 0.31 0.32 11 0 0 0

5 0.32 0.28 0.25 12 0 0 0

6 0.31 0.29 0.28 13 0 0 0

7 0 0 0 14 6.01 5.99 6.02

42

Transistor

DAB FM AM DAB FM AM DAB FM AM

E 0 0 0 E 0 0 0 E 0 0 0

B 0 0.53 0.56 B 0 0 0 B 0 0 0 Q2

C 1.93 4.95 4.37

Q11

C 4.85 4.84 4.84

Q20

C 0 0 0

E 0 0.53 0.56 E 0 0 0 E 0 0 0

B 0 0.92 0.96 B 0 0 0 B 0 0 0 Q3

C 1.93 4.95 4.37

Q12

C 0.40 0 0

Q21

C 0 0 0.94

E 0 0 0 E 0 0 0 E 8.05 8.22 8.26

B 0 0 0 B 0 0 0 B 7.34 7.52 7.56Q4

C 0 0 3.29

Q13

C 0.41 0 0

Q22

C 8.01 8.20 8.25

E 0 0 0 S 7.85 8.07 8.11 E 0 0 0

B 0 0.61 0 G 5.13 8.07 8.12 B 0 0 0.59Q5

C 0 0 4.74

Q14

D 3.46 0 0

Q23

C 0 5.04 0

E 4.81 4.79 4.82 E 0 0 0 E 0 0 0

B 4.77 4.10 4.77 B 0 0.58 0.60 B 0 0.35 0.38Q6

C 0 4.68 0

Q15

C 5.96 0 0

Q24

C 0 5.38 5.59

E 0 0 0 E 0 0 0 S 7.86 8.07 8.11

B 0 0 0.61 B 0 0 0 G 3.35 8.07 8.11Q7

C 0 5.22 0

Q16

C 0 0 0

Q25

D 5.18 0 0

E 0 0 0 E 6.03 6.00 6.02 E 0 0 0

B 0.64 0.65 0.68 B 5.97 5.31 5.33 B 0 0.53 0.56Q8

C 0 0 0

Q17

C 0 5.94 5.99

Q26

C 0 0.35 0.38

E 0 0 0 E 0 0 0 E 0 0 0

B 0 0 0 B 0 0 0 B 0.66 0.66 0.66Q9

C 0 0 0

Q18

C 0.65 0.64 0.66

Q27

C 0 0 0

E 5.05 6.06 5.05 E 0 0 0 E 0 0 0

B 4.37 4.38 4.37 B 0.65 0.63 0.66 B 0 0 0 Q10

C 5.04 5.05 5.04

Q19

C 0 0 0

Q28

C 4.47 4.45 4.47

43

A

A

A

A

A

C

A

C

B E

C

1SS314

C

2SA1611

C

KV14501SS367

C

C

MM4148

2SB815

B E

2SC4154

IN5817

C

A AKV1610S

C

2SB1386Q

ZENER RD5.1

(A:Anode C:Cathode)

ZENER RD15

Diodes

(E:Emitter C:Collector B:Base)

Transistors

SEMICONDUCTOR LEAD IDENTIFICATIONS

44

6VSS1

1QUAL

11VSS2

8CMP

3VREF

4MUX

5VDD1

9T1

12VDD2

13XIN

14XOUT

2RDATA

7VSS3

10T2

15NC

16RCLK

80NC

3XIN

6XTIN

9REMOTE

12POW-ON-DET

63NC

20DAB

60LCD_RS

23AUX

26RDS-CLK

29CD-RW

51VDD

75 DAB_DAT7

72DAB_DAT4

69 DAB_DAT1

66DAB_REMOTE

57LCD_DB5

54LCD_DB2

95NC

92NC

89NC

86NC

32

BUCK

35

BUS2

41

OLT

50

VSS

94NC

90NC

91NC

88NC

84NC

85NC

82NC

83NC

1VSS

4RESET-

2XOUT

5XTOUT

77SDA

78REQ

79NC

76 SCL

7TEST-

8NC

10MUTE-EN

11AD-DET

15(SI2)

14(SCK2-)

17(WAIT)

16SO2)

13TIME-OFF

65NC

64NC

21VOL-STB

22POWER-EN

19TUNE62

NC

61 LCD_E

27DAB_LCD_PE

25VOL-CLK

28NC

31

CEE-

33

BUS034

BUS1

36

BUS3

40

CLT

39

SLT

49

BOOT

93NC

87NC

81NC

74 DAB_DAT6

71DAB_DAT3

73 DAB_DAT5

70DAB_DAT2

68 DAB_DAT0

67 LCD_LCD_LRS

59LCD_DB7

58LCD_DB6

55LCD_DB3

56LCD_DB4

52 LCD_DB053

LCD_DB1

98CLK

38

D-OPEN

44

PWR-DET

47

AD-K1

96VLC

97DATA

24VOL-DATA

30RES-

18LIGHT

37

D-CLOSE

43

STEREO-DET

42

RDS-DATA

46

AD-K2

45

AD-K3

48

VAREF

99PRD

100VDD

MAIN SCHEMATIC DIAGRAM

45

LCD SCHEMATIC DIAGRAM

46

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