U-----------------Other Areas
UN----------------------- Asean
UX---------------Saudi Arabia
Contents
Block diagram
Standard schematic diagrams
Printed circuit boards
COPYRIGHT 2002 VICTOR COMPANY OF JAPAN, LTD.
Area Suffix
CA-MXG850V
CA-MXG880V
MX-G880V
Area Suffix
UN----------------------- Asean
CA-MXG750V
MX-G750V
Area Suffix
UN----------------------- Asean
US ----------------- Singapore
UX---------------Saudi Arabia
2-1
2-2
2-13~21
No.21099SCH
Jul. 2002
In regard with component parts appearing on the silk-screen printed side (parts side) of
the PWB diagrams, the parts that are printed over with black such as the resistor ( ),
diode ( ) and ICP ( ) or identified by the " " mark nearby are critical for safety.
(This regulation does not correspond to J and C version.)
Block diagram
MX-G950V/MX-G880V
MX-G850V/MX-G750V
CN215
FMH031-1
CN205
FW915
CN911
CN880
FMB-033-4/034-4
CN207
CN217
FMB-033-3/034-3
FW915
FMH-031-3/040-3
SEARCH
KNOB
FW901
FMB-033-2/034-2
MAIN VOL
WOOFER VOL
SOUND MODE
CN870
RELAY
RY2
J81
SPEAKER TERMINAL
RELAY
RY1
KEY
LED
LED
KEY
LED
FMA-006
FM/DET
AM/DET
IC 1
FM
FM FRONTEND
TU1
IF
5
AM
MW RF/OSC
COIL
L MOTOR
4
M
M
L CAM
R CAM
3
SW1 6
PICKUP
TRACKING
FOCUS
FEED
M
2
SPINDLE
M
CN805
CN804
P001
P011
CN855
1SSW 3SSW
1MSW 3MSW
CN854
A+C
B+D
E F
CN601
FM SM
CN801
DRIVER
R MOTOR
DRIVER
CAM0 3
CAM4 7
RF & SERVO AMP
F
T
FOCUS/SPINDLE/
FEED/TRACKING
BTL DRIVER
IC801
PLL
Synthesizer
IC2
DIGITAL
OUT
FMN-011A
IC 851
IC 852
UNIT MICOM
CD CHANGER
CONTROL
IC 251
ARF
IC601
FMC-022/024-1
CN1
CN11
DIGITAL SERVO
PROCESSOR
TUNER
MPX
CN661
CN651
TX
CD OUT
&
IC 651
TX
DRIVER
SOURCE SELECTOR
& E.VOL
IC436
TAPE
CN315
CN151
CD
CN101
FMV-010
VOLDA,VOKCK
CN504
CN102
VCD
CONPANION
CHIP
IC104
CD
VCD
PROCESSOR
IC101
MAIN
MAIN HPF
MUTE SYSTEM
IC481
INPUT AMP
IC 501
CN316
HARMONICS
GENERATOR
IC 502
KCMND
MSTAT
KCLK
MRDY
SLCKEY
1 2
IC 526
CN870/CN871
CN869\0/CN861
MPX
LPF
MICOM
IC 810
FL DISPLAY
FL 801
FW714
FMB-033-1/034-1
FMH-031-2
MAIN
POWER AMP
IC602
CN704
SUB WOOFER
POWER AMP
IC 701
KEY1,11 CD1LED
CD2LED
CD3LED
SEARCH R,F
KEY21,22
VOL
KEY2,3,21,32,41,42
CN305
PB MECHA HEAD
R
L
RP MECHA HEAD
R
CN301CN302
FMP-007-1
PB/REC AMP
IC302
SERIAL TO PARALLEL
PORT EXTENSION
IC303
1
L
HEAD SW
IC301
PHOTO A,B
ABCDEFG
CN306
SOLENOID DRIVE FOR RP MECHA
Q3314 Q3315
SOLENOID DRIVE FOR PB MECHA
Q3312 Q3313
SLCKEY1 2
DRIVER
FW301CN303
M
FMP-007-2
SLCKEY2
PHB
SLCK
CN333
PHA
PB MECHA
PP MECHA
IC332
SW302
SW306
IC331
SOLENOID
SW303
SW304
SW305
SW316
SOLENOID
2-1
Standard schematic diagrams
Primary with mains transformer section
5
0.33( 1/2W)
R1002
CN220
QGD2504C1-03Z
CN214
QJK015-071214
F102
T4AL
F101
T4AL
4
T001
CN218
QGA3901C1-03
CN219
QGA7901C1-04
CN208
WJK0114-001A
MX-G950V/MX-G880V
MX-G850V/MX-G750V
CN209
WJK0070-002A
F003
T2AL
F001
T4AL
CN250
QGA7901C1-02
MX-G950V/MX-G880V
MX-G850V/MX-G750V
3
Parts are safety assurance parts.
2
When replacing those parts make
sure to use the specified one.
1
ABCDEFG
2-2
DC regulators / Audio output section (for MX-G750V)
QGA2501C1-02
MX-G950V/MX-G880V
MX-G850V/MX-G750V
CN705
IC701
STK412-090
C706
C705
220P
220P
0.22
C731
R717
0.022
R761
1K
L701
0.45
Q701
D719
10K
R721
KTA1268/GL/-T
R719
1K
5.6K
33k
R766
1K
R718
0.022
Q702
KTA1268/GL/-T
D720
R720
5.6K
QGB2510K2-14
QGB2510J1-14
C730
R762
1K
CN205
KTC1027/OY/-T
R722
CN215
Q713
56k
R704
56k
R703
L702
0.45
R714
10K
R725
R729
82K
KTC3200/GL/-T
Q726
R728
10K
100K
Q736
2SC3576-JVC-T
Q734
2SC3576-JVC-T
Q733
2SC3576-JVC-T
Q735
2SC3576-JVC-T
R726
2SC2785/FE/-T
Q728
C729
47/16
R740
820
R739
820
100K
D703D704
DZ15BSC-T2
DZ15BSC-T2
R723
R724
R741
6.8k
6.8k
D723
DZ36BSA-T2
D728
10
R774
0.22
R753
DZ36BSA-T2
C709
4.7p
R707
56K
R754
10
R713
R715
10
C713
0.047
C715
0.047
R742
6.8k
D724
6.8k
C707
47/63
820
R705
5
4
CN201
CN703
CN704
QGD2504C1-03Z
CN706
QGD2504C1-03Z
KRA111M-T
QGD2504C1-03Z
QGB2510J1-11
Q737
R736
4.7K
R734
4.7K
R733
4.7K
R735
4.7K
C726
R730
10K
10/25
R727
100K
Q727
KTA1268/GL/-T
2SA965/OY/-T
R778
10K
10K
R777
C722
10/50
C703 C704
C721
10/50
C710
4.7p
R708
56K
10
C708
R716
10
C714
0.0470.047
R706
C716
PRT
3
PRT
SURR.CTRL
R281
82K
R282
82K
R786
Q710
10K
10K
R787
R776
0.1
C711
C712
1k
470p
470p
R775
1k
47/63
C739
1/50
820
KTC3200/GL/-T
Q711
D726
100K
R768
R769
Q712
0.1
KTA1268/GL/-T
47
47
R702
R701
2.2K
C723
100/10
Q790
2SC2785/FE/-T
R792
1K
10k
R790
D790
100K
R793
47/25
C790
R798
10
10k
R796
R795
6.8K
R797
20K
Q792
Q791
KTC3203/OY/-T
2SC2785/FE/-T
10k
R794
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
C683
R680
R681
1M
2SK301/PQ/-T
3.9K
CN217
QGB2510K2-10
RY1
QSK0109-001
1SS119-041-T2
D725
QNB0006-001
J81
0.082
Q680
R682
4.7M
CN207
QGB2510J1-10
R220
150
MAIN SIGNAL
CN710
QGD2504C1-03Z
CN202
QGB2510J1-10
DZ2.4BSB-T2
R284
D280
47K
15K
R283
C280
0.22/50
R242
10K
2SC2785/FE/-T
Q240
2
1N4003S-T5
D227
C216
DZ9.1BSB-T2
47/50
R202
2.2
D220
100/35
C222
27K
R217
D217
C214
2200/35
C212
0.082
C221
47/50
R205
C374
DZ11BSC-T2
100K
C253
6800/25
D234
2A02M-T
22/50
CN204
QGA3901C1-07
R248
1
D233
R246
2A02M-T1
R247
1
R249
1
1
Q373
KRA104M-T
R389
10K
Q374
KRC104M-T
C372
5.6K
R385
R384
2.7K
D370
22/50
D369
C373
DZ10BSC-T2
0.01
Q372
KTA1023
1N4003S-T5
D218
1N4003S-T5
0.082
Q201
2SB740/BC/-T
DZ9.1BSB-T2
330
0.33( 1/2W)
D362
STBY
C309
R309
C362
DZ6.8BSC-T2
L7812CP
IC304
C310
D314
10/50
DZ13BSB-T2
IC301
KIA78R05PI
D308
STBY
C301
C302
10/50
DZ5.6BSC-T2
R311
10K
22/50
R203
7.5K
C219
C220
22K
R204
47/50
0.01
C218
D219
C217
22/50
47/63
DZ33BSC-T2
CN206
QNZ0136-001Z
QGB2510J1-12
9V
8V
5.6V
CN216
EP201
QGB2510K2-12
27K
R218
C211
C215
0.082
2200/35
C213
0.1
R215
C204
C202
C203
47K
R216
C205
0.1
4700/53
C201
0.1
4700/53
47K
R306
0.33
R302
2.2
IC303
L7808CP
C307
STBY
C308
D313
10/50
D316
STBY
DZ8.2BSB-T2
R360
2.2
R361
4.7
R365
R366
200
200
D361
R364
DZ9.1BSB-T2
IC305
L7809CP
C360
C312
Q360
KTC2026/OY/-T
Q362
47/16
D315
10/50
R362
R368
330
C361
0.01
C311
STBY
Q361
2SC2785/FE/-T
2SC2785/FE/-T
330
R363
1.2K
R367
1.2K
D360
DZ5.1BSB-T2
ABCDEFG
2-3
MX-G950V/MX-G880V
MX-G850V/MX-G750V
MX-G950V/MX-G880V
MX-G850V/MX-G750V
DC regulators / Audio output section (for MX-G850V, G880V, G950V)
CN705
QGA2501C1-02
IC701
2SA965/OY/-T
C706
C705
220P
220P
0.22
C731
R717
0.022
R761
1K
R713
L701
0.45
Q701
D719
10K
R721
KTA1268/GL/-T
R719
1K
5.6K
R766
1K
R718
0.022
Q702
KTA1268/GL/-T
D720
R720
QGB2510K2-14
QGB2510J1-14
33k
C730
R762
1K
5.6K
KTC1027/OY/-T
CN215
CN205
Q713
R704
R703
L702
0.45
R714
10K
R722
R725
R729
82K
KTC3200/GL/-T
Q726
R728
10K
100K
R639
820
R640
820
Q736
2SC3576-JVC-T
Q734
2SC3576-JVC-T
Q733
2SC3576-JVC-T
Q735
2SC3576-JVC-T
R726
2SC2785/FE/-T
Q728
C729
R740
820
R739
820
100K
47/16
D703D704
DZ15BSC-T2
DZ15BSC-T2
R723
R724
R741
6.8k
6.8k
D723
DZ36BSA-T2
D728
10
R774
0.22
R753
DZ36BSA-T2
C709
4.7p
R707
56K
R754
10
R715
10
C713
0.047
C715
0.047
R742
6.8k
D724
6.8k
C707
47/63
820
R705
5
CN703
QGD2504C1-03Z
KRA111M-T
Q737
R736
4.7K
R734
4.7K
R733
4.7K
R735
4.7K
C726
R730
10K
10/25
R727
100K
Q727
4
KTA1268/GL/-T
QGB2510J1-11
CN201
CN704
QGD2504C1-03Z
MAINL
MAINR
CN706
QGD2504C1-03Z
R778
10K
10K
R777
C722
56k
56k
C703 C704
C721
C710
4.7p
R708
56K
10
C708
R716
10
C714
0.0470.047
R706
C716
PRT
3
PRT
SWFB
SURR.CTRL
C281
R281
47/63
R786
Q710
10K
10K
R787
R776
0.1
C711
C712
1k
470p
470p
R775
1k
47/63
C739
1/50
820
KTC3200/GL/-T
Q711
D726
100K
R768
R769
Q712
0.1
KTA1268/GL/-T
47
47
R702
R701
2.2K
C723
100/10
Q790
2SC2785/FE/-T
R792
1K
10k
R790
D790
R220
47
1SS119-041-T2
C790
CN207
QGB2510J1-10
100K
R793
47/25
MAINL
SWL
R798
10
10k
R796
6.8K
R795
R797
20K
Q792
Q791
2SC2785/FE/-T
10k
R794
0.1
C639
CN217
QGB2510K2-10
KTC3203/OY/-T
C607
R605
RY1
QSK0109-001
QSK0109-001
R675
1k
R676
1k
C609
10P
R607
56K
47/63
C613C615
RY2
IC602
C621
10/35V
C603
220p
C604
220p
10/35V
R615
10
0.047
0.047
D725
D650
C605
220P
56k
R603R604
56k
C622
R617
C601C602
0.068
10
L601
R613
0.45
Q601
KTA1268/GL/-T
D619
10K
R621
R619
C683
1M
R680
0.082
Q680
R682
2SK301/PQ/-T
4.7M
R653
D622
DZ9.1BSB-T2
R602
100
47/50
C612
R666
33k
220
C608
2.2K
R606
R681
3.9K
R655
0.22
Q613
C611
R616
10
QNB0107-001
C606
220P
R674
0.45
10
0.068
KTA1268/GL/-T
Q602
10K
R623
Q612
2SA1175/FE/-T
R618
D620
R620
R668
10k
10k
R667
220
2.2K
KRC102M-T
100
R601
47/50
10
R614
L602
0.22
C624
10/50
C623
10/50
C610
10P
R608
56K
47/63
C614C616
0.047
0.047
J81
CN202
QGB2510J1-10
DZ2.4BSB-T2
R284
D280
47K
15K
R283
C280
0.22/50
R242
10K
2SC2785/FE/-T
Q240
CN710
QGD2504C1-03Z
2
1N4003S-T5
D227
C216
DZ9.1BSB-T2
47/50
R202
2.2
D220
100/35
C222
27K
R217
D217
C214
C212
0.082
C221
47/50
CN204
QGA3901C1-07
R248
1
R246
2A02M-T1
R247
1
R249
1
Q373
1
KRA104M-T
R389
10K
Q374
KRC104M-T
C372
5.6K
R385
R384
2.7K
D370
22/50
D369
C373
DZ10BSC-T2
0.01
Q372
KTA1023
D233
C374
DZ11BSC-T2
R205
100K
C253
6800/25
D234
2A02M-T
22/50
ABCDEFG
1N4003S-T5
D218
1N4003S-T5
0.082
Q201
2SB740/BC/-T
DZ9.1BSB-T2
330
D362
0.33( 1/2W)
STBY
C309
R309
C362
DZ6.8BSC-T2
L7812CP
IC304
C310
D314
10/50
DZ13BSB-T2
IC301
KIA78R05PI
STBY
C301
R311
22/50
D308
C302
10/50
DZ5.6BSC-T2
10K
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.