8210-service manual(070525)
TRANSCRIPT
SERVICE MANUAL
MODEL 8210 SWEEP/FUNCTION GENERATOR
DAGATRONICS CORPORATION
CONTENTS
1. PERFORMANCE CHECK PROCEDURE
2. ADJUSTMENT PROCEDURE
3. TROUBLESHOOTING PROCEDURE
4. PARTS LIST
5. CIRCUIT DIAGRAM
2
1. PERFORMANCE CHECK PROCEDURE
1-1. General
This section contains the Procedures required to check and maintain specified instrument
performance. The adjustments should be performed at an ambient temperature of
23°C ±5°C and a relative humidity of less than 60%. It allows the instrument to stabilize at
this environment for a minimum of 30 minutes.
1-2. Equipment's required
Table 1-1 is shown test equipment's required.
Table 1-1 Equipment's required
No
.
Equipment name Specification Remark
1. Frequency Counter DC to 60 MHz
2. Oscilloscope DC to 20 MHz
3. AC Millivolt Meter Up to 30 Vrms
4. Distortion Analyzer 0.01% 100kHz
5. DC Power Supply DC 0 to 10V
6. Signal Generator 200mHz to 110 MHz
7. FEEDTHROUGH TERMINATION 50 Ω
1-3. Performance check
1-3-1. OUTPUT FREQUENCY RANGE
SPECIFICATION
0.1 Hz TO 10 MHz
ACCURACY
+/- 5 % OF SETTING
EQUIPMENT
FREQUENCY COUNTER
BNC CABLE
FEEDTHROUGH TERMINATION 50 Ω (if necessary)
PROCEDURE
2. Set 8210 as follows;
- Function ; SINE WAVE ( )
3
- ATT ; 0 dB(PULL OUT)
- AMPLITUDE ; CENTER
- COUNT ; INT(PULL OUT)
- DC OFFSET ; OFF(PUSH IN)
- SYM ; OFF(PUSH IN)
- SWEEP ; OFF(PUSH IN)
2. Connect the frequency counter to output terminal.
3. Set the frequency counter to frequency measurement.
4. Set the output frequency of this product by FREQUENCY RANGE and DIAL and verify
counter frequency reading as follows;
8210 setting Counter reading
Range Frequency
1M 10.000 MHz
100.00 kHz
100k 1.0000 MHz
10.000 kHz
10k 100.00 kHz
1.0000 kHz
1k 10.000 kHz
100.00 Hz
100 1.0000 kHz
10.000 Hz
10 100.00 Hz
1.0000 Hz
1 10.000 Hz
100.00 mHz
** For reading less than 200 mHz, you can read by period value.
200mHz ; 5.000 sec
100 mHz ; 10.000 sec
1-3-2. AMPLITUDE AND ATTENUATION
SPECIFICATION
Amplitude range ;100mVp-p to 10Vp-p IN TO 50Ω
Attenuation ;20 dB
ACCURACY
Lower than 100mVp-p(IN TO 50Ω) at MIN.
Higher than 10Vp-p(IN TO 50Ω) at MAX.
4
EQUIPMENT
Oscilloscope
AC Millivoltmeter
BNC CABLE
FEEDTHROUGH TERMINATION 50 Ω
PROCEDURE
1. Set this product as follows;
- Function ; SINE WAVE ( )
- ATT ; 0 dB(PULL OUT)
5
- AMPLITUDE ; CENTER
- COUNT ; INT(PULL OUT)
- DC OFFSET ; OFF(PUSH IN)
- SYM ; OFF(PUSH IN)
- SWEEP ; OFF(PUSH IN)
2. Connect the oscilloscope through FEEDTHROUGH TERMINATION 50 Ω
to output terminal.
3. Set Amplitude Control to Min. position and check the output level is lower than
100mVp-p(less 5div in 20mV/div).
4. Set Amplitude Control to Max. position and check the output level is higher than
10Vp-p(higher than 4div in 5V/div).
5. Set Amplitude Control to Min. position and connect AC Millivoltmeter to output
terminal.
6. Set the Range of AC millivoltmeter to 3V range and adjust Amplitude control for
0dB reading on AC millivoltmeter.
7. Push in “20dB ATT switch” and check the reading of AC Millivoltmeter is -20 dB.
1-3-3. SINE WAVE CHARACTERISTICS
SPECIFICATION
Total harmonic Distortion(THD) ; ≤ 1 % (10Hz to 100kHz)
EQUIPMENT
Distortion analyzer
BNC CABLE
FEEDTHROUGH TERMINATION 50 Ω (if necessary)
PROCEDURE
1. Set this product as follows;
- Function ; SINE WAVE ( )
- ATT ; 0 dB(PULL OUT)
- AMPLITUDE ; CENTER
- COUNT ; INT(PULL OUT)
- DC OFFSET ; OFF(PUSH IN)
- SYM ; OFF(PUSH IN)
- SWEEP ; OFF(PUSH IN)
2. Connect the distortion analyzer to output terminal.
3. Check the distortions of output signal are less than 1% from 10Hz to 100kHz.
1-3-4. TRIANGLE/SQUARE WAVE CHARACTERISTICS
SPECIFICATION
Linearity of Triangle Wave ; ≥ 99 % (10Hz to 100kHz) Rise and Fall Time of Square Wave ; Less than 120nS at 10MHz Max. output level
EQUIPMENT
Oscilloscope
BNC CABLE
FEEDTHROUGH TERMINATION 50 Ω (if necessary)
PROCEDURE
1. Set this product as follows;
- Function ; TRIANGLE WAVE ( )
- ATT ; 0 dB(PULL OUT)
6
- AMPLITUDE ; CENTER
- COUNT ; INT(PULL OUT)
- DC OFFSET ; OFF(PUSH IN)
- SYM ; OFF(PUSH IN)
- SWEEP ; OFF(PUSH IN)
2. Connect the oscilloscope to output terminal.
3. Check the linearity of Triangle wave from 10Hz to 100kHz.
4. Change the function to “SQUARE WAVE( )” and check the rise and fall time at 10MHz Max. output level.
1-3-5. TTL OUTPUT
SPECIFICATION
TTL OUTPUT - Rise and Fall Time ; Less than 25nS
- Output Level ; TTL LEVEL (H ≥ 2.4V , L ≤ 0.4V)
EQUIPMENT
Oscilloscope
BNC CABLE
PROCEDURE
1. Set this product as follows;
- FREQ. RANGE ; 10k
- FREQ. DIAL ; 10kHz
- COUNT ; INT(PULL OUT)
- DC OFFSET ; OFF(PUSH IN)
- SYM ; OFF(PUSH IN)
- SWEEP ; OFF(PUSH IN)
3. Set the oscilloscope to 1V/div, 5uS/div and connect to TTL output terminal.
4. Check the rise and fall time of TTL SQUARE WAVE on CRT( 5div ).
1-3-5. DC OFFSET CONTROL
SPECIFICATION
MIN. ; lower than -10 V DC (Open circuit)
MAX. ; higher than +10 V DC (Open circuit)
EQUIPMENT
Oscilloscope
BNC CABLE
PROCEDURE
1. Set this product as follows;
- Function ; SQUARE ( )
- ATT ; 0 dB(PULL OUT)
- FREQ. RANGE ; 10k
- FREQ. DIAL ; 10kHz
- AMPLITUDE ; CENTER
2. Set Oscilloscope to 5V/DIV, 10uS/DIV, DC Coupling and connect to output terminal.
3. Adjust Amplitude Control for 2DIV on CRT.
4. Pull out “DC OFFSET” Control and set to “MIN.” position and check the DC OFFSET level is lower than -10V(Lower than -2DIV).
5. Set “DC OFFSET” Control to “MAX.” position and check the DC OFFSET level is higher than +10V(Higher than +2DIV).
1-3-6. SYMMETRY CONTROL
SPECIFICATION
MIN. ; lower than 1:10
MAX. ; higher than 10:1
7
EQUIPMENT
Oscilloscope
BNC CABLE
FEEDTHROUGH TERMINATION 50 Ω (if necessary)
PROCEDURE
1. Set this product as follows;
- Function ; SQUARE ( )
- ATT ; 0 dB(PULL OUT)
8
- AMPLITUDE ; CENTER
- COUNT ; INT(PULL OUT)
- DC OFFSET ; OFF(PUSH IN)
- SYM ; OFF(PUSH IN)
- SWEEP ; OFF(PUSH IN)
2. Connect the oscilloscope to output terminal.
3. Set the output frequency to 10kHz.
4. Pull out SYM Control and adjust to Min. position. And check the symmetry(duty
ratio) is “lower than 1:10”. 5. Adjust SYM Control to Max. position and check the symmetry(duty ratio) is”higher than 10:1”.
1-3-7. SWEEP FUNCTION
SPECIFICATION
Sweep Width ; 1:1 to 100:1
Sweep Rate ; 0.5Hz to 50Hz(20mS to 2 S)
EQUIPMENT
Oscilloscope
Frequency Counter
BNC CABLE
FEEDTHROUGH TERMINATION 50 Ω (if necessary)
PROCEDURE
1. Set this product as follows;
- Function ; SINE WAVE ( )
- ATT ; 0 dB(PULL OUT)
- AMPLITUDE ; CENTER
- COUNT ; INT(PULL OUT)
- DC OFFSET ; OFF(PUSH IN)
- SYM ; OFF(PUSH IN)
2. Connect the oscilloscope and Frequency Counter to output terminal.
3. Set Freq. Range to 10k and adjust Freq. Dial to 1.00 kHz (Start Frequency).
4. Pull out SWIDTH Control and adjust to max. position ( 100kHz, Stop frequency).
5. Adjust Sweep Rate Control for desired rate and check sweep operating.
1-3-8. VCF IN FUNCTION
SPECIFICATION
Out-put frequency should be changed from minimum frequency to maximum frequency in
each frequency range by changing VCF INPUT Voltage from 0 to 10V DC.
EQUIPMENT
Power supply
BNC CABLE
PROCEDURE
1. Set this product as follows;
- Function ; SINE WAVE ( )
- Frequency Range ; 10K
- Frequency Control ; Max.
- ATT ; 0 dB(PULL OUT)
- AMPLITUDE ; CENTER
- COUNT ; INT(PULL OUT)
- DC OFFSET ; OFF(PUSH IN)
- SYM ; OFF(PUSH IN)
2. Set Power Supply to “0V” and connect to “VCF IN” Terminal. 3. Check the output frequency is “1.00kHz ± 0.2kHz”. 4. Increase the output voltage of Power Supply up to +10V and check the output
frequency as following table.
VCF Voltage Output Frequency Tolerance
0 1.000 kHz ± 0.2kHz
2.000 V 20.00 kHz ± 4 kHz
4.000 V 40.00 kHz ± 8 kHz
6.000 V 60.00 kHz ± 12 kHz
8.000 V 80.00 kHz ± 16 kHz
10.00 V 100.00 kHz ± 20 kHz
1-3-9. FREQUENCY COUNTER
SPECIFICATION
Frequency range ; 200mHz to 110MHz
Input sensitivity ; 100mVrms
EQUIPMENT
Signal generator
9
PROCEDURE
1. Set the COUNT to EXT(PUSH IN).
2. Connect the signal generator to EXT COUNT IN terminal.
3. Set the signal generator to 100mVrms, 200mHz and check the reading of 8210.
4. Vary the output frequency from 200mHz to 110MHz and check the 8210 displays
correct frequencies.
5. Push in LPF(Low Pass Filter) and check the LPF is working (-3dB +/-0.2dB point at
approx. 120kHz).
< Check procedure >
a. Apply 120KHz signal with minimum input level into EXT COUNT IN.
b. Push in LPF switch and check gate time(Frequency display) is stopped.
c. Increase input level and check the gate time(Frequency display) is starting to
and check the input level is increased about 3dB(+/-0.2dB) from “minimum input level”.
2. ADJUSTMENT PROCEDURE
2-1. Preliminary Set-up
Remove top cover. Apply power, and allow at least 30 minutes for warm-up.
2-2. Power supply
a. Check the voltage in each position according to table 2-1.
Table 2-1 Power supply outputs
Check position Supplying Voltage Tolerance Remark
Output Pin of
U6,15,20
+ 5 V ± 0.5V U6,15 : Assembled
at Rear panel
Output Pin of U5 + 15 V ± 0.5V
Output Pin of U7 - 15 V ± 0.5V
Anode of ZD1 - 5 V ± 0.5V
Upper leg of R68 + 21 V ± 2 V
10
2-4. PRE-ADJUSTMENTS
EQUIPMENT
Oscilloscope
BNC CABLE
FEEDTHROUGH TERMINATION 50 Ω (if necessary)
PROCEDURE
2-4-1. TRIANGLE WAVE OFFSET 1. Set this product as follows;
- Function ; TRIANGLE WAVE ( )
- ATT ; 20 dB(PUSH IN)
- AMPLITUDE ; MIN.
- FREQUENCY ; 10kHz
- COUNT ; INT(PULL OUT)
- DC OFFSET ; OFF(PUSH IN)
- SYM ; OFF(PUSH IN)
2. Set the oscilloscope to 0.5V/DIV, 20uS/DIV , DC Coupling and set the vertical
position to horizontal graticule center.
3. Connect the oscilloscope to output terminal.
4. Set “AMPLITUDE” control for 2DIV on CRT and adjust SFR15(OFFSET ADJUSTER) for “0 OFFSET of waveform”(The waveform should be in center. +/- 0.1DIV from horizontal graticule center).
2-4-2.SQUARE WAVE LEVEL
1. Set this product as follows;
- Function ; “SQUARE WAVE ( )” - ATT ; 0 dB(PULL OUT)
- AMPLITUDE ; MAX.
- FREQUENCY ; 10kHz
- COUNT ; INT(PULL OUT)
- DC OFFSET ; OFF(PUSH IN)
- SYM ; OFF(PUSH IN)
2. Change the function to “SQUARE WAVE” 3. Set the oscilloscope to 5V/DIV, 20uS/DIV
4. Check the output level of Square Wave is more than 17Vpp.
11
2-4-3.SINE WAVE LEVEL Adjust.
1. Set this product as follows;
- Function ; “SINE WAVE ( ) - ATT ; 0 dB(PULL OUT)
- AMPLITUDE ; MAX.
- FREQUENCY ; 10kHz
- COUNT ; INT(PULL OUT)
- DC OFFSET ; OFF(PUSH IN)
- SYM ; OFF(PUSH IN)
2. Change the function to “SINE WAVE” 3. Set the oscilloscope to 5V/DIV, 20uS/DIV
4. Adjust SFR10 , SFR13 for displaying “4DIV” on CRT. (SFR10 : + DIV from horizontal graticule center for up-side of waveform , SFR13 : - DIV from
horizontal graticule center for down-side of waveform.
2-4-4. SINE WAVE DISTORTION ADJUST
EQUIPMENT
Distortion Analyzer
BNC CABLE
FEEDTHROUGH TERMINATION 50 Ω (if necessary)
PROCEDURE
1. Set this product as follows;
- Function ; SINE WAVE ( )
- ATT ; 0 dB(PULL OUT)
- AMPLITUDE ; Max.
- FREQUENCY ; 10kHz
2. Connect Distortion analyzer to Output terminal.
3. Adjust SFR8, SFR11, SFR12 for minimum distortion reading on Distortion analyzer.
(less than 0.5 %)
12
2-4-5. AMPLITUDE CONTROL AND ATTENUATOR CHECK
EQUIPMENT
Oscilloscope
AC Millivoltmeter
BNC CABLE
FEEDTHROUGH TERMINATION 50 Ω
PROCEDURE
1. Set this product as follows ;
- Function ; SINE WAVE ( )
- ATT ; 0 dB(PULL OUT))
13
- AMPLITUDE ; CENTER
- COUNT ; INT(PULL OUT)
- DC OFFSET ; OFF(PUSH IN)
- SYM ; OFF(PUSH IN)
- SWEEP ; OFF(PUSH IN)
2. Connect the oscilloscope through FEEDTHROUGH TERMINATION 50 Ω
to output terminal.
3. Set Amplitude Control to Min. position and check the output level is lower than
1Vp-p(less 5div in 200mV/div).
4. Set Amplitude Control to Max. position and check the output level is higher than
10Vp-p(higher than 4div in 5V/div).
5. Set Amplitude Control to Min. position and connect AC Millivoltmeter to output
terminal.
6. Set the Range of AC millivoltmeter to 3V range and adjust Amplitude control for
0dB reading on AC millivoltmeter.
7. Push in “20dB ATT switch” and check the reading of AC Millivoltmeter is -20 dB. 8. Check the amplitude of TRIANGLE & SQUARE WAVE same as paragraph 3 to 7.
2-5. FREQUENCY RANGE ADJUSTMENT
EQUIPMENT
Frequency Counter
BNC CABLE
FEEDTHROUGH TERMINATION 50 Ω
PROCEDURE
1. Set this product as follows;
- Function ; TRIANGLE WAVE ( )
- ATT ; 20 dB(PULL OUT)
- AMPLITUDE ; CENTER
- COUNT ; INT(PULL OUT)
- DC OFFSET ; OFF(PUSH IN)
- SYM ; OFF(PUSH IN)
- SWEEP ; OFF(PUSH IN)
2. Connect the Frequency Counter to Output Terminal.
2. Set Frequency Range to “1M” and Frequency Control(Dial) to MAX. Position. 3. Adjust SFR1 for 10.500 MHz frequency reading on counter.
4. Change Frequency Range to “100k” and adjust SFR2 for 1.0500 MHz frequency reading on counter.
5. Change Frequency Range to “10k” and adjust SFR3 for 105.00 kHz frequency reading on counter.
6. Change Frequency Range to “1k” and adjust SFR4 for 10.50 kHz frequency reading on counter.
7. Change Frequency Range to “100” and adjust SFR5 for 1.050 kHz frequency reading on counter.
8. Change the frequency range to 10 and 1, and check the frequency reading
in each range. (10 : 105.00 Hz , 1 : 10.500Hz)
9. After adjustment, check the frequency Control(Dial) at MIN. and MAX.
as following table.
8210 setting Tolerance
Range Frequency Control 1M MIN.
MAX. Less than 100.0 kHz Higher than 10.5 MHz
100k MIN. MAX.
Less than 10.0 kHz Higher than 1.05 MHz
10k MIN. MAX.
Less than 1.0 kHz Higher than 100.5 kHz
1k MIN. MAX.
Less than 100 Hz Higher than 10.5 kHz
100 MIN. MAX.
Less than 10.0 Hz Higher than 1.0 kHz
10 MIN. MAX.
Less than 1 Hz Higher than 100 Hz
1 MIN. MAX.
Less than 100 mHz Higher than 10 Hz
2-6. SYMMETRY ADJUST
EQUIPMENT
Oscilloscope
BNC CABLE
FEEDTHROUGH TERMINATION 50 Ω (if necessary)
PROCEDURE
1. Set this product as follows;
- Function ; SQUARE ( ) 14
- ATT ; 0 dB(PULL OUT)
- AMPLITUDE ; CENTER
- COUNT ; INT(PULL OUT)
- DC OFFSET ; OFF(PUSH IN)
- SYM ; OFF(PUSH IN)
- SWEEP ; OFF(PUSH IN)
2. Connect the oscilloscope to output terminal.
3. Set the output frequency to 100kHz.
4. Pull out SYM Control and adjust to Min. position. And adjust SFR6 the
symmetry(duty ratio) is “lower than 1:10”. 5. Adjust SYM Control to Max. position and adjust SFR7 the symmetry(duty ratio)
is”higher than 10:1”.
2-7. FREQUENCY COUNTER ADJUST
EQUIPMENT
10MHz Standard Signal Source
Signal Generator up to 110MHz
BNC CABLE
FEEDTHROUGH TERMINATION 50 Ω (if necessary)
PROCEDURE
1. Set this product as follows;
- COUNT ; EXT(PUSH IN)
2. Connect 10MHz Standard Signal to the EXT COUNT IN terminal and adjust TC1 for
10.0000 MHz reading on Counter Display.
3. Set Signal generator to 110MHz, 100mVrms and connect the EXT COUNT IN terminal.
4. Adjust SFR16 (Shield Box IN) for 110.0000 MHz reading on Counter Display.
Reduce the output level of Signal Generator Slowly and adjust SFR16 for Minimum
input sensitivity(as possible as less than 100mVrms).
5. Change the out frequency of Signal Generator from 110MHz to 200mHz and check
the minimum input voltage is less than 100mVrms.
6. Push in LPF(Low Pass Filter) and check the LPF is working (-3dB +/-0.2dB point
at approx. 120kHz).
< Check procedure >
a. Apply 120KHz signal with minimum input level into EXT COUNT IN.
b. Push in LPF switch and check gate time(Frequency display) is stopped.
15
c. Increase input level and check the gate time(Frequency display) is starting to
and check the input level is increased about 3dB(+/-0.2dB) from “minimum input level”.
3. Troubleshooting Procedure
3-1. Troubleshooting techniques
3-1-1. Check the function selector and switch setting. Incorrect switch settings can
give a false indication of instrument malfunction. If there is any question
about the correct function or operation, refer to OPERATOR'S MANUAL.
3-1-2. Check associated equipments before proceeding, ensure that any equipments used
with this product is operating correctly and verify that out and input signals
are properly connected and that the interconnecting cables are not defective.
3-1-3. Visual Check
Look for broken terminals, damaged components, mounting status of components,
damaged circuit boards, or other clues to the cause of a malfunction.
3-2. Troubleshooting procedure
3-2-1. NO Display
1. Check the “FUSE” and if it is broken, change to new one with same rating. 2. Check the output voltage of power transformer.
-. 17 to 18 Vac between pin 1 and 2 of CN14, and between pin 2 and 3 of CN14
on main board.
-. 8 to 10 Vac between pin 1 and 2 of CN4,CN24, and between pin 2 and 3 of
CN4,CN24 on main board.
3. Check the DC Power Voltage.
-. +5VDC at U6 and U15 output(U6,15 Assembled at rear panel)
4. Check the frequency at pin 19 of U12. It should be “10MHz”. 5. Check the connector cable from CN12’,CN13’(main board) to display board.
3-2-2. Triangle Wave Out-put
1. Check the Function switch operation and select Triangle Wave.
2. Check the DC Power Voltage for Generator Circuit.
-. +15VDC at U5 output
-. +5VDC at U6,U15,U20 output ( U6,15 :assembled at rear panel)
-. -5VDC at Anode of ZD1.
-. -15VDC at U7 output
-. +21VDC at upper leg of R68
3. Check the waveform at Q7 Emitter. The Triangle Wave should be appeared.
4. If not, check the operation of Amplifier and Triangle oscillator (U1 A/B/D, U2 A/B,
Q1,Q2,Q3,Q4,Q5,Q6,D1,D2,D3,D5,Q7). 16
5. Check the Range Selector Switch operation and Frequency Control Volume and Cable
connection from VR1 to CN2(Main Board).
6. Check the “Amplitude VR4” and Cable connection from VR to CN5 on main board. 7. Check the waveform at R46. The Triangle Wave should be appeared.
8. If not, check the operation of Differential Amplifier(Q12,Q13,Q14,Q15,Q16).
9. Check the Attenuator switch(20 dB) and cable connection from CN7 to Output terminal.
3-2-3. Square Wave Out-put
1. Check the Function switch operation and select Square Wave.
2. Check the waveform at D1(of DD1) Cathode. The Triangle Wave should be appeared.
3. Check the waveform at D2(of DD1) Cathode. The Square Wave should be appeared.
4. If not, check the step 3-2-2. 4 and 5.
5. Check the waveform at 9pin of U3. The Square Wave should be appeared.
6. If not, check the operation of U3.
6. Check the waveform at R45. The Square Wave should be appeared.
7. If not, check the step 3-2-2. 8 and 9.
3-2-4. Sine Wave Out-put
1. Check the Function switch operation and select Sine Wave.
2. Check the waveform at Q7 Emitter. The Triangle Wave should be appeared.
3. If not, check the step 3-2-2. 4 and 5.
4. Check the waveform at Q11 Collector. The Sine Wave should be appeared.
5. If not, check the operation of Sine Shaper(Q8,Q9,Q10,Q11).
6. Check the waveform at R45. The Sine Wave should be appeared.
7. If not, check the step 3-2-2. 8 and 9.
3-2-5. TTL Output
1. Check the connection of cable for TTL Output terminal and Control Volume.
2. Check the waveform at Pin 9 of U3. The Square Wave should be appeared.
3. If not, check the step 3-2-3.
4. Check the waveform at pin 6 of U4. The TTL Level Square Wave should be appeared.
5. If not, check the operation of U4.
3-2-6. Sweep Operation(Width and Rate)
1. Check the cable connection(CN8,CN9) for Width and Rate Control Volume.
2. Vary the Width volumeand check the level of Pulse at pin 7 of U2 is varied.
3. Vary the Rate volume and check the period of Pulse at pin 14 of U2 is varied.
4. If not, check the operation of U2 C/D , D9 and Q17.
17
3-2-7. Frequency Range and Frequency Dial
1. Check the cable connection from CN2(Main Board) to Frequency Control Volume.
2. Check the operation of Range selector switch(Key Switch operation).
3-2-8. Attenuator(20dB)
1. Check the operation of each Attenuator switch.
2. If not working, check the R146,147,148
3-2-9. Frequency Counter(INT/EXT)
1. Check the INT/EXT selector switch operation and set to INT.
2. Check the output frequency at Output terminal by using Frequency counter and check
the frequency at R83 is same with output frequency.
3. Check the frequency of reference signal at pin18 and 19 of U12.
It should be “10.000MHz”. 4. If not, check Reference Oscillator(X1,T1,C54,).
5. Check the frequency at pin3 of U9 and pin 7of U18.
It should be same as output frequency.
6. If not, check the operation of Input Amplifier and Devider(Q18,Q19,U8,Q20,Q21,U18).
7. Check the cable connection between CN12(main board) and CN13(Display Board).
8. Check the operation of Counter Circuit, Micro-processor(U12), Driver(U4,5),
Scanner(U10,11)
9. Check the operation of Display Controller(U13,U14,Q22-28) on Display Board.
10. Check LPF function as follows;
a. Check the status of LPF S/W(push in)
b. Check the voltage at the left leg of R108. It should be around +5V.
c. Check the voltage at the anode of D16. It should be around 1.4-1.5V.
18
d. Check the voltage at cathode of D16. It should be around on 0.7-0.8V.
4. PARTS LIST 4-1.. Main PCB Parts List
Part Name Specification q"ty Referance.
CER.CAPACITOR 0.01uF50V(10nF) 2.00 C100,101
CER.CAPACITOR.SMD 3pF 1.00 C72
CER.CAPACITOR.SMD 15pF50V 1.00 C9
CER.CAPACITOR.SMD 22pF50V 1.00 C87
CER.CAPACITOR.SMD 30pF50V 2.00 C54,C84
CER.CAPACITOR.SMD 33pF50V 1.00 C82
CER.CAPACITOR.SMD 50pF50V 2.00 C01,C02
CER.CAPACITOR.SMD 0.01uF50V(10nF) 12.00 C2,8,15,29,31,33,34,39,45,47,90,91
CER.CAPACITOR.SMD 0.1uF50V(100nF) 25.00 C17-19,49-53,56,59,61,67-71,74-76,78,80,81,94,202
CER.CAPACITOR.SMD 130pF50V 3.00 C10,38,41
CER.CAPACITOR.SMD 150pF50V 2.00 C13,66
CER.CAPACITOR.SMD 1.5pF50V 1.00 C73
CER.CAPACITOR.SMD 470pF50V 1.00 C44
CER.CAPACITOR.SMD 4700pF50V(4.7nF) 2.00 C85,86
TRIMMER CAPACITOR CTC05F500,50pF/2READ 1.00 T1
MICA CAPACITOR 33pF/63V 1.00 C3
MICA CAPACITOR 680pF/63V 1.00 C4
M/F.CAPACITOR 0.47uF250V 1.00 C37
M/F CAPACITOR(BOX) 0.0068uF/63V(6.8nF) 1.00 C5
M/F CAPACITOR(BOX) 0.068uF/63V(68nF) 1.00 C6
M/F CAPACITOR(BOX) 0.68uF63V(680nF) 1.00 C7
MYLER CAPACITOR 0.22uF100V(220nF) 1.00 C36
ELEC.CAPACITOR 10uF35V 1.00 C55
ELEC.CAPACITOR 22uF16V 10.00 C1,12,14,22,23,25,28,30,32,35
ELEC.CAPACITOR 47uF35V 6.00 C27,40,42,43,46,48
ELEC.CAPACITOR 100uF25V 2.00 C77,79
ELEC.CAPACITOR 1000uF35V 2.00 C21,24
ELEC.CAPACITOR 220uF35V 1.00 C20
ELEC.CAPACITOR 2200uF35V 1.00 C58
ELEC.CAPACITOR 470uF25V 3.00 C60,200,201
SWITCHING DIODE.SMD 1N4148 13.00 D3-11,14,15,16,17
SWITCHING DIODE.SMD HSMS-2825-TR1 1.00 D1-1
19
Part Name Specification q"ty Referance.
C/F. RESISTOR.SMD 22J, 1/8W 3.00 28,47,102
C/F. RESISTOR.SMD 220J, 1/8W 3.00 4,29,118
C/F. RESISTOR.SMD 2.2KJ, 1/8W 4.00 9,10,90,91
C/F. RESISTOR.SMD 22KJ, 1/8W 1.00 89
C/F. RESISTOR.SMD 240J, 1/8W 1.00 147
C/F. RESISTOR.SMD 270J, 1/8W 1.00 41
C/F. RESISTOR.SMD 2.7KJ, 1/8W 1.00 11
C/F. RESISTOR.SMD 300J, 1/8W 1.00 39
C/F. RESISTOR.SMD 33J, 1/8W 3.00 27,72,170
C/F. RESISTOR.SMD 330J, 1/8W 4.00 34,95,98,99
C/F. RESISTOR.SMD 33KJ, 1/8W 1.00 40
C/F. RESISTOR.SMD 39KJ, 1/8W 1.00 71
C/F. RESISTOR.SMD 470J, 1/8W 7.00 93,94,96,97,100,101,108
C/F. RESISTOR.SMD 4.7KJ, 1/8W 1.00 30
C/F. RESISTOR.SMD 51J, 1/8W 1.00 114
C/F. RESISTOR.SMD 510J, 1/8W 4.00 86,87,R01,R02
C/F. RESISTOR.SMD 5.1KJ, 1/8W 3.00 74,75,76
C/F. RESISTOR.SMD 62J, 1/8W 2.00 146,148
C/F. RESISTOR.SMD 7.5KJ, 1/8W 2.00 7,73
C/F. RESISTOR.SMD 8.2KJ, 1/8W 1.00 104
SEMI-FIXED RESISTOR VZ067TH1, 100B 1.00 SFR11
SEMI-FIXED RESISTOR VZ067TH1, 1KB 2.00 SFR10,13
SEMI-FIXED RESISTOR VZ067TH1, 10KB 8.00 SFR1,2,3,4,5,6,7,16
SEMI-FIXED RESISTOR VZ067TH1, 100KB 2.00 SFR12,15
SEMI-FIXED RESISTOR VZ067TH1, 2KB 1.00 SFR8
M/F. RESISTOR.SMD 1KF, 1/8W 4.00 21,35,37,38
M/F. RESISTOR.SMD 100KF, 1/8W 1.00 117
M/F. RESISTOR.SMD 11KF, 1/8W 2.00 23,25
M/F. RESISTOR.SMD 120F, 1/8W 1.00 136
M/F. RESISTOR.SMD 1.21KF, 1/8W 2.00 12,16 (1.2K,F)
M/F. RESISTOR.SMD 121KF,1/8W 2.00 R13,17
M/F. RESISTOR.SMD 1.5KF, 1/8W 1.00 133
M/F. RESISTOR.SMD 21.5F, 1/8W 2.00 137,139 (22,F)
M/F. RESISTOR,SMD 2.2KF, 1/8W 1.00 135
M/F. RESISTOR.SMD 249F, 1/8W 1.00 R115 (243,F)
20
Part Name Specification q"ty Referance.
M/F. RESISTOR.SMD 24.9KF, 1/8W 1.00 129 (24.3K,F)
M/F. RESISTOR.SMD 3.32KF, 1/8W 1.00 119 (3.4K,F)
M/F. RESISTOR.SMD 42.2F, 1/8W 1.00 120
M/F. RESISTOR.SMD 430F, 1/8W 2.00 22,24
M/F. RESISTOR.SMD 4.99KF, 1/8W 1.00 132
M/F. RESISTOR.SMD 56.2F, 1/8W 1.00 138 (56,F)
M/F. RESISTOR.SMD 576F, 1/8W 1.00 121
M/F. RESISTOR.SMD 825 1/8W F 2.00 127,130
M/F. RESISTOR 900F, 1/4W 1.00 32
OXIDE FILM RESISTOR 560J, 1W 1.00 66
KEY SWITCH SPUN90X1CO21 1.00
KEY SWITCH SPUN40X1C041 1.00
POWER SWITCH JPP2295MPACS72 1.00 P-S/W1
I.C.(TI) SN75107AN 1.00 U3
I.C.SMD BA10324AF 2.00 U1,2 Rohm
I.C.(SAM.MOTO.NS.) MC7805 1.00 U20
I.C.(SAM.MOTO) MC7815 1.00 U5
I.C.(SAM.MOTO) MC7915 1.00 U7
I.C.(MOTO.) MC10116 1.00 U8
I.C.(HAR.RCA) CA3096AE 1.00 U17
I.C.SMD(SIG) SN7400/SN74S00 1.00 U4
I.C(NS) 74F191N 1.00 U18
I.C.SMD(NS.HIT.PHI.) SN74HC393 2.00 U10,11
I.C.SMD(NS.HIT.SGS.) SN74HC138 1.00 U14
I.C.(TOSHIBA) TD62783AP 1.00 U13
I.C.(AMD) GAL16V8 1.00 U9
WIRE ASS'Y(1365#30) IN PUT CABLE,250mm 1.00
CRYSTAL 10.0000MHz(HC-49/U) 1.00 10M 20PPM .
MAIN PCB 8210-M12 1.00
SHIELD CASE Zn-pl 0.3t 104x40x18 1.00
NUT M3, NI-PL 1.00 U15 Ass'y
SCREW, MACHINE M3x8BH, NI-PL 1.00 U15 Ass'y
SCREW, TAPPING T3x6BH,ZN-PL 3.00 U37,15,20
SPRING, COIL 6x2x7(SHIELD 용) 0.00 MAIN PCB GND
HEAT SINK TR 용,내경 8.3,외경 16 2.00 Q16,29 Ass'y
HEAT SINK 78SERIES 용(ㄷ자모양) 2.00 U7,15 Assy'
HEAT SINK 8210 ㄷ자 17x9x19 1.00 U20 Ass'y
21
4-2.. Display PCB Parts List
Part Name Specification Q'ty Referance
WAFER 8pin,YW02508,연호 2.00 CN12,13
FND(hp) HDSP-H513#001 1.00 FND(SINGLE )
FND(hp) HDSP-K513#001 3.00 FND1,2,3
LED BL-R2130A-T(5x5X10) 5.00 LED 1-5
DISPLAY PCB(80SER.) 8210-DIS-01 1.00 4-3.. VR PCB Parts List
Part Name Specification Q'ty Referance
WAFER 3pin,YW02503,연호 5.00 CN8(WIDTH),CN9(RATE),CN2(FREQ),CN5(AMP),CN6(OFFSET)
WAFER 4pin,YW02504,연호 1.00 CN3(SYM)
VARIABLE RESISTOR V16L4(7x5)S15KCB10K 1.00 VR5(WIDTH),
VARIABLE RESISTOR V16L4(7x5)S15KCB5K 1.00 VR4(OFFSET)
VARIABLE RESISTOR V16L4(7x5)S15KCB50K 1.00 VR2(SYM)
VARIABLE RESISTOR V16L4N15KCB10K 2.00 VR6(RATE),VR1(FREQ),
VARIABLE RESISTOR V16L4N15KCB500 1.00 VR3(AMP)
VR PCB(80SER.) 8210-VR-02 1.00 4-4. Front Panel Assembly Parts.
Part Name Specification Q'ty Referance
BNC CONNECTOR BNC-RB-4CUTTING 4.00 OUTPUT,TTL SYNC, VCF, EXT COUNTER IN
WIRE ASS'Y( ) 2pin 150mm 1.00 VCF
WIRE ASS'Y( ) 2pin 220mm 2.00 TTL.OUTPUT
BRACKET, VR PCB BN-LGP,160x25x30 1.00
BRACKET, BNC BN(80SER.)-AG/FG 1.00
FRONT PANEL, ABS BN(80SER-난연)-12965 1.00
KNOB, VR, ABS Pi10x13mm,DARK-GRAY 6.00
PLATE, FRONT, PC 8210DAG 1.00
ACRYLE FILTER 8210-DAG 1.00
NUT(VR) 6.00 VR
NUT(BNC,F) 4.00 BNC BRACKET
NUT M3, NI-PL 2.00 BNC BRACKET
SCREW, MACHINE M3x4BH,NI-PL 2.00 BNC BRACKET
SCREW, TAPPING T3x8BH, ZN-PL 5.00 VR PCB
WASHER, PLAIN 내경:3,외경:12/NI-PL 2.00 EXT COUNT IN BNC
WASHER,PLAIN(VR) 7.2x12x0.2t/NI-PL 6.00 VR
WASHER,LATCH(BNC) 9.5x13x0.5t/NI-PL 4.00 BNC
WASHER,PLAIN(BNC S.) 10x13x0.3t/NI-PL 4.00 BNC
DISPLAY PCB ASS'Y FG-8210/DAGA 1.00
VR PCB ASS'Y FG-8210/DAGA 1.00
22
4-5. Rear Panel Assembly Parts.
Part Name Specification Q'ty Referance
FUSE(UL,VDE) 50F,250V200mA(20mm) 1.00 FUSE HOLDER IN
FUSE HOLDER R3-11,BN 1.00 REAR PANEL ASS'Y
EMI GASKET 71TS-FK10-R10-170-00 1.00 REAR PANEL ASS'Y
MOTOR FAN DC5V,0.5W (40x40) 1.00 REAR PANEL ASS'Y
GND CONNECTOR 1.00 REAR PANEL ASS'Y
AC INLET(SAM IL) NFU-101,NOISE FILTER 1.00 REAR PANEL ASS'Y
POWER TRANS FG-8210,8220 1.00 REAR PANEL ASS'Y
I.C.(SAM.MOTO.NS.) MC7805 2.00 REAR PANEL ASS'Y (U5,U15)
HEAT TUBE Pi5 x 15 mm 3.00 AC INLET,FUSE HOLDER
HEAT TUBE Pi 12 x 60 mm 1.00 FUSE HOLDER
WIRE ASS'Y(1015#22) GND WIRE,180mm,LUG 3.00 REAR PANEL ASS'Y
WIRE ASS'Y(1015#22) DIW,120mm,BLACK 1.00 AC IN-FUSE
WIRE ASS'Y(1015#22) 3pin 2Wire ,220mm 1.00
BRACKET, POWER
TRANS BN-DAG, 27x10.5,2T 2.00 TRANS
REAR PANEL PRESS BN-DAG,FG-8210 1.00
NUT(GND TERMINAL) INCH 2.00 GND CONNECTOR
NUT M3, NI-PL 8.00 TRANS,REGULATOR, FAN
SCREW, MACHINE M3x10BH,흑착색 2.00 NOISE FILTER (AC INLET)
SCREW,MACHINE M3x16BH 흑착색 2.00 FAN
SCREW, MACHINE M3x8BH-W, NI-PL 2.00 TRANS
WASHER, PLAIN 내경:3,외경:10/NI-PL 4.00 TRANS,AC INLET
WASHER, SPRING 내경:3,외경:5, ZN-PL 2.00 TRANS
WASHER, LATCH 4x6.5x0.3t 1.00 GND CONNECTOR
23
4-6. Others.
Part Name Specification Q'ty Referance
I.C.(ATMEL) AT89C52 1.00 U12
CABLE TIE 100mm, WHITE 10.00
WIRE ASS'Y(#24) 3-3pin 150mm 6.00
WIRE ASS'Y(#24) 4-4pin 150mm 1.00
WIRE ASS'Y( ) 8-8pin 220mm 2.00
WIRE ASS'Y( ) 3-3pin 150mm 1.00
SHIELD CASE 8210 TOP 0.6t 210x202(156)x35 1.00 MOUNT POLE- TOP
SHIELD CASE 8K-BOT Znpl 0.6t 210x202x35 1.00 MONUT POLE-BOTTOM
BOTTOM CASE, ABS BN(80SER,난연)-12965 1.00
TOP CASE, ABS BN(80SER.난연)-12965 1.00
HANDLE, ABS BN(80SER.난연)-12965 1.00
RUBBER FOOT BN-DAG,37x8.5,대 2.00 BOTTOM CASE
RUBBER FOOT BN-DAG,32x8.5,소 2.00 TOP CASE
EMI GASKET 71TS-FK10-R10-170-00 1.00 BOTTOM SHIELD CASE ASS'Y
SHIELD PLATE BN-DAG, 248X163 0.00 SHIELD CASE BOTTOM
SPONGE PAD 20x40,5T,한쪽 테이프 6.00 MAIN PCB AC LINE PART
KNOB, POWER, ABS BN-DAG(80SER.) 1.00 POWER STICK
KNOB, PUSH S/W, ABS BN(80SER.)-12965 13.00 KEY S/W
SCREW, MACHINE M3x6BH,H5, NI-PL 0.00 SHIELD TOP + MOUNT POLE
SCREW, MACHINE M4x45BH, ZN-PL 4.00 TOP+BOTTOM CASE
SCREW, TAPPING T3x8BH, H6, NI-PL 3.00 PCB -BOTTOM CASE
MOUNTING POLE Pi3x50,육각 8210MAIN 1.00 MAIN PCB-SHIELD CASE
WASHER, SPRING 내경:3,외경:5, ZN-PL 1.00 SHIELD TOP + MOUNT POLE
EMI AIR VENT FILTER SUI40-24-125-45-13 2.00 TOP,BOTTOM SHIELD
FRONT PANEL ASS'Y FG-8210/DAGA 1.00
REAR PANEL ASS'Y FG-8210/DAGA 1.00
MAIN PCB ASS'Y FG-8210/DAGA 1.00
24
4-7. Packing
Part Name Specification Q'ty Referance
FUSE(UL,VDE) 50F,250V200mA(20mm) 1.00 SPARE FUSE.
POWER CORD(230V) KKP-30,SVT3/18A"VDE" 1.00 "VDE"
CABLE ASS'Y( ) BNC TO CLIP( ) 1.00
STYROFOAM BOX BENCH, 300x150x65mm 2.00
SILICA GEL 3g 1.00
STICKER, S/N, 230V BN(80SER.),15W200mA 1.00 15w ,230V/200mA F
MANUAL(8210) FG8210, DAG 영문 1.00
INNER BOX (8000SER.) DAG-BN,340x310x165 1.00
CARTON BOX(무인쇄) BN,645x355x365 0.25 4CTN.(IN BOX -340x310x165)
VINYLE BAG 70x100mm,Zipper Type 1.00 SPARE FUSE.
VINYLE BAG 265x400mm 1.00 PRODUCT.
5. CIRCUIT DIAGRAM
- Refer to Attached File.
25
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
+5V(A)
+5VD
+5VD
U8AMC10116
5
42
3
11
R92150
SFR1610K
13
2
R902.2K
C44470P(C/C)
SW5EXT/INT SW
Q192N3906
R98330
C12103
R108470
C39103
BNC4EXT COUNT IN
1
2
SW6L.P.F
R100470
Q202N3906
C37474/250V
R912.2K
R96470
+ C4647/16
C0150P
R8922K
R01510
U8BMC10116
10
9
8
6
7
1/16
R94470
D171N4148
Q182N5486 1
3
2
D111N4148
+
C947/16V
D161N4148
R88150
Q212N3906
Title 8210 - 05Model COUNTER PREAMP CIRCUIT
Size A3Sheet 5 of 6
Rev 02Scale 2:1
Date 2002/04/13
Drawing Design Checked Approved
DAGATRON
C41130P
R93470
U1874LS191
151
109
1445
11
326713
12
ABCD
CLKGD/ULOAD
QAQBQCQD
RCO
MX/MN
R97470
R10222
C47103
U8CMC10116
13
12
15
14
R8310K
+C43
47/16V
R02510
R101470
+C40
47/16V
R86510
C0250P
C45103
R99330
C38130P
+C4847/16V
R85100K
R103120
C91103
R87510
C90103
D101N4148
R95330
06-R150#1
06-U9#306-U9#506-U9#4
COUNTER
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
mHZ
HZ
KHZ
MHZ
G.T
/CM0/CM1/CM2/CM3/CM4/CM5/CM6/CM7
/CO
0
/CM
0
/CM
1
/CO
1
/CM
2
/CO
2
/CM
3
/CO
3
/CM
4
/CO
4
/CM
5
/CO
5
/CM
6
/CO
6
/CM
7
/CO
7
/F4
/F6
/F8
/Se
/Sd
/Sc
/Sb
/Sa
/Se
/Sh
/Sc
/Sd
/Se
/Sh
/Sc
/Sd
/Sg
/Se
/Sh
/Sc
/Sd
/Se
/Sh
/Sc
/Sg
/Sd
/Se
/Sh
/Sc
/Sd
/Se
/Sh
/Sc
/Sg
/Sd
/Se
/Sh
/Sc
/Sd
/Se
/Sf
/Sg
/Sa
/Sb
/Sf
/Sa
/Sb
/Sf
/Sg
/Sa
/Sb
/Sf
/Sa
/Sb
/Sf
/Sg
/Sa
/Sb
/Sf
/Sa
/Sb
/Sf
/Sg
/Sa
/Sb
/F3
/F7
/F9
/F5
/Sa/Sb/Sc/Sd/Se/Sf/Sg/Sh
/h/g/f/e/d/c/b/a
/F3
/F4
/F5
/F6
/F7
/F8
/F9
/CO
0/C
O1
/CO
2/C
O3
/CO
4/C
O5
/CO
6/C
O7
+5V(D) +5V(D)
+5V(D)
+5V(D)
U1289C52
31
19
18
9
12
13
14
15
12345678
3938373635343332
21222324252627
28
1716
29 30
1110
EA/VP
X1
X2
RESET
INT0
INT1
T0
T1
P1.0P1.1P1.2P1.3P1.4P1.5P1.6P1.7
P0.0P0.1P0.2P0.3P0.4P0.5P0.6P0.7
P2.0P2.1P2.2P2.3P2.4P2.5P2.6
P2.7
RDWR
PSEN
ALE/
P
TXDRXD
8.8.FND1
SEGMENT
1 2 3 4 5 6 7 8 9101112131415161718C53
104
+ C5510/16V
8.8.FND2
SEGMENT
1 2 3 4 5 6 7 8 9101112131415161718
J3CN3
12345678
12345678
8.8.FND3
SEGMENT
1 2 3 4 5 6 7 8 9101112131415161718
R1048.2K
8.FND4
SEGMENT
1 2 3 4 5678910
R1501K
R11110
Q24A1015
Q28A1015
Q22A1015
U10A74LS393
1
2
3456
A
CLR
QAQBQCQD
R10810
R10510
U10B74LS393
13
12
111098
A
CLR
QAQBQCQD
U11A74LS393
1
2
3456
A
CLR
QAQBQCQD
J3'CN3'
12345678
U11B74LS393
13
12
111098
A
CLR
QAQBQCQD
D1
D2
U13TB62783
12345678 11
12131415161718I0
I1I2I3I4I5I6I7 O8
O7O6O5O4O3O2O1
D3
J13'CN13'
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
R11210
Q25A1015
D4
U9PAL16R4
12345678911
1213141516171819
I0I1I2I3I4I5I6I7I8I9
F0F1F2F3F4F5F6F7
D5
Q32A1015
R10910
T120P
Q26A1015
Title 8210 - 06Model CPU CONTROL CIRCLESize A3Sheet 6 of 6
Rev 02Scale 2:1
Date 2002/04/13
Drawing Design Checked Approved
DAGATRON
R10610
R11010
Q23A1015
U1474LS138
123
645
15141312111097
ABC
G1G2AG2B
Y0Y1Y2Y3Y4Y5Y6Y7 Q30
C1815
J13CN13
12345678
C49104
C6430P
C50104
Q27A1015
R14910
C5756P
C51104
Y110MHZ
C52104
R10710
C56104
05-U18#1405-U18#705-U18#6
05-SW5#5
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
Sweep Width
Frequency
Sweep Rate
-15V+15V
+15V
-15V
+15V
-15V
+15V
+21V
-5V
+ C2822/25V
D91N4148
BNC1VCF IN
1
2
VR510KB
13
2
R77.5K
J8CN8
123
SFR82.2KB
13
2
SFR110KB
13
2
VR610KB
13
2
SW1SWEEP WIDTH
18
3
C360.22uF(MYLER)
J1CN1
12
SFR210KB
13
2
J9CN9
123
SFR310KB
13
2
R11451
SFR410KB
13
2
+ C3222/16V
+ C3022/16V
SFR510KB
13
2
C304104
+
- U2BGL324
5
67
411
Q172N3906
R110K
R61K
R92.2K
R7710K
R102.2K
J3CN3
1234
R745.1K
R7139K
VR250KB
13
2
C20.22uF
R7233
R81K
R21K
+
- U1CGL324
10
98
411
R4220
+
-
U2DGL324
12
1314
SFR710KB
13
2
R31K
Q22N3904
D81N4148
SW2Symm
18
3
+
- U1BGL324
5
67
R737.5K
+ C3722/16
R755.1K
VR110KB
13
2
+
-U1AGL324
3
21
R300470
R701K
C310.01(C/C)
Title 8210 - 01Model FREQ/VCF IN CIRCUITSize A3Sheet 1 of 6
Rev 02Scale 2:1
Date 2002/3/30
Drawing Design Checked Approved
DAGATRON
Q12N3906
SFR610KB
13
2
R765.1K
+
-
U2CGL324
10
98
C330.01(C/C)
C290.01(C/C)
R112.7K
J2CN2
123
02-U30A#12
02-U30B#3
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
-15V
+15V
+15V
+5V
-5V
Q162N2219
R126100
R115249
C150.01uF(CER)
R7410(1/2W)
R127825F
R1611K
C680.1(MON)
R41270
VR3AMP 500B
13
2
Q11C3198
R1341.5KF
D61N4148
J5CN5
123
J6CN6
123
C170.1(MON)
C670.1(MON)
C690.1(MON)
Q10C3198
C810.1(MON)
D51N4148
R13510(1/2W)
R12924.9KF
VR45K
13
2
R130825F
R1241K
Q9C3198
C780.1(MON)
+ C77100/25V
R131100
R1251K
Q8C1815
R1193.32KF
C800.1(MON)
C710.1(MON)
R361K
Q122N5771
R1324.99KF
U17CA3096
123
456
78
16
151413
121110
9
Q1BQ1EQ1C
Q2EQ2BQ2C
Q3EQ3B
SUB
Q5CQ5BQ5E
Q4CQ4BQ4E
Q3C
R6910
R144100(1/2W)
SW4DC OFFSET1 2
R34330
R14010(1/2W)
R118220
R145100(1/2W)
R431K
C721.5pF
SFR101KB
13
2
+C79100/25V
C82100P
R117100KF
R4033K
R1601K
C731.5pF
SFR11100B
13
2
C8722P
R1362.2KF
R1221.1K
SFR131KB
13
2
R381KF
SFR12100KB
13
2
R1231.21K
R351KF
+C35
22/16VC340.01
R13856.2F
R371KF
R128150
Q132N3904
C180.1(MON)
R12042.2F
D141N4148
D71N4148
C700.1(MON)
SFR15100K
13
2
SW3ATT
5
4
6 1
2
3
R147240
C66150P
BNC3OUTPUT
1
2
R14662
R136144F
R332K
R14862
R13921.5F
R14110(1/2W)
C190.1(MON)
C760.1(MON)
Q292N2905
C750.1(MON)
R11610K
R14210(1/2W)
R462K
R4722
C740.1(MON)
SW1SINE
R421K
Title 8210 - 03Model AMPLFIER CIRCUITSize A3Sheet 3 of 6
Rev 02Scale 2:1
Date 2002/04/13
Drawing Design Checked Approved
DAGATRON
Q142N3563
+C1422/10V
SW2TRIANGLE
R13721.5F
RG58
12
Q152N3906
R4410
R42220
SW3SQUARE
R121576
02-U4A#102-R32#1
02-R19#1
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
+21V
+15V
-15V
+5V
-5V
+5V(D)
D201N4003
F1NOISE FILTER
1
23
FANDC FAN
1 2
D221N4003
U57815
1 3
2
VIN VOUT
GN
D
J17CN17
12
J16CN16
123
+ C60470/16V
C202104
C203104
ST1SELECT
U67805
1 3
2
VIN VOUT
GN
D
SW8POWER S/W
1 3
2 4
R66560/1W
R6810/0.5W
J5'CN5'
123
+ C202200/35V
J16'CN16'
123
ZD15.1V
F2FUSE
+ C2322/16V
J4CN4
123
U157805
1 3
2
VIN VOUT
GN
D
T2TRANSFORMER POWER
11
87
56
4
321
910
C306104/1KV
C307104/1KV
J15'CN15'
123
J5CN5
123
U77915
2 3
1
VIN VOUT
GN
D
J14'CN14'
123
D121N4003
D131N4003
J14CN14
123
J15CN15
123
+ C582200/16V
+ C2522/16V
+ C2222/16V
+ C211000/35V
+ C2747/35V
+C201470/16V
C59104
+ C241000/35V
C61104
+ C200470/16V
J4'CN4'
123
- +
DB1DB06M1
4
3
2
Title 8210 - 04Model POWER SUPPLY CIRCUITSize A3Sheet 4 of 6
Rev 02Scale 2:1
Date 2002/04/13
Drawing Design Checked Approved
DAGATRON
U207805
1 3
2
VIN VOUT
GN
D
+5V(D)
-15V
+5V
+21V
+15V
-5V
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
Shield Box
TTL SYNC OUT
+15V
-5V
+5V
+5V
C30510n
+ C12100/10V
C668n(BOX)
BNC2OUTPUT
1
2
L2INDUCTOR AUDIO
R001???
D1-1HSMS2825
C86472
C333P
Q52N5486
1
3
2
D1-2HSMS2825
Q62N5486
1
3
2
Q43563
R161.2KF
C70.68n(BOX)
R17120KF
D31N4148
D41N4148
R121.2KF
R13120KF
Q72N3563
U4SN75107
12
5
1211
86
4
9
1413
1A1B
1G
2A2B
2GS
1Y
2YVCC
+VC
C-
R1810
R2311KF
R24430F
R24430
R2511KF
R1410K
R191.5K
C4680P(BOX)
L1INDUCTOR AUDIO
C8430P(C/C)
U4B74LS00
4
56
14
C85472
C80.01(C/C)
U4A74LS00
1
23
C10110n(C/C)
L3INDUCTOR AUDIO
R304.7K
+
- U30A072
3
21
R31240
R1510K
R322.2K
C13150P
R294.7K
Title 8210 - 02Model OSCILLATOR/TTL CIRCUITSize A3Sheet 2 of 6
Rev 02Scale 2:1
Date 2002/3/30
Drawing Design Checked Approved
DAGATRON
R201K
+
-
U30D072
12
1314
C915P(C/C)
Q35771
C56.8n(BOX)
R2822
C10130P
R2733
J10CN10
12
C10010n
R17033
R261K
R211KF
01-R11#1
01-CN3#1
03-SW3#2
03-SW3#6
03-R46#1