Read Sony MHC-GNZ444D / SA-WG99V Service Manual online
5
5
SA-WG99V
SA-WG99V
1-1. PRINTED WIRING BOARDS – MAIN Section –
• See page 3 for Circuit Boards Location.
: Uses unleaded solder.
IC400
1-872-047-
13
(13)
D509
D508
D505
D605
D504
D506
D507
D400
D502
Q504
Q200
E
E
Q507
Q510
E
Q201
Q508
Q511
E
E
Q503
Q505
Q400
Q202
Q506
R400
R401
R402
R210
R404
R211
R405
R212
R406
R213
R407
R214
R408
R409
R602
R603
R605
R411
R606
R412
R607
R413
R414
R416
R417
R418
R419
R420
R421
R504
R505
R535
R506
R507
R534
R508
R509
R422
C405
R510
R511
R512
R514
R515
R516
R517
E
E
E
E
E
E
E
E
R518
R519
R520
R521
R525
R526
R527
R528
R529
R531
R532
R533
R200
R201
R202
R203
R204
R205
R206
R207
R208
R209
C400
C407
C408
A001
JW207
JW208
R522
R523
R524
JW217
JW212
C607
CN500
JW219
C509
CN501
1
3
C510
JW201
JW206
C508
C507
JW203
JW216
JW218
JW214
1
13
JW210
JW209
JW211
JW205
JW400
C506
CN200
RY500
C504
C505
C503
C502
R513
ET600
SP901
SPEAKER
FAN
JW213
JW401
JW204
JW202
C605
C410
C603
C602
C409
C406
C404
C403
C401
C207
C206
C205
C204
C203
C202
C200
CN600
CN201
R410
R403
D603
D609
(CHASSIS)
1
8
D608
D602
D606
D600
D607
D601
Q600
Q509
MAIN BOARD
D300
1-872-051-
CN300
1
5
RV300
R300
13
(13)
CN100
1 2
1-872-050-
13
(13)
J100
J100
FAN901
INPUT BOARD
(CHASSIS)
C600
C601
LED VOL BOARD
A
POWER BOARD
CN702
INPUT
SUBWOOFER
LEVEL
MIN MAX
SUBWOOFER
ON/OFF
2
3
4
5
6
7
8
9
10
11
1
A
B
C
D
E
F
G
H
• Semiconductor
Location
Ref. No.
Location
D300
E-2
D400
G-9
D502
F-9
D504
F-6
D505
D-10
D506
D-7
D507
C-10
D508
F-10
D509
C-10
D600
B-9
D601
C-9
D602
D-7
D603
D-7
D605
E-7
D606
B-7
D607
B-6
D608
B-6
D609
B-6
IC400
G-8
Q200
C-5
Q201
D-6
Q202
D-6
Q400
G-9
Q503
G-7
Q504
G-6
Q505
G-6
Q506
G-6
Q507
F-6
Q508
E-5
Q509
F-10
Q510
E-10
Q511
G-10
Q600
D-6
(Page 7)
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