Printed Wiring Board; Amp Board (Gt22/Gt55) - Sony HCD-GT22 Service Manual

HCD-GT22/GT44/GT55
7-20. PRINTED WIRING BOARD – AMP Board (GT22/GT55) –
• Semiconductor
1
Location
Ref. No. Location
D401 F-4
D402 F-3
D441 C-6
A
D443 B-2
D445 B-8
D446 B-8
D447 B-7
D448 B-7
D481 C-7
D483 C-7
IC441 B-6
Q441 C-7
Q442 C-6
B
Q480 C-5
Q481 D-8
Q482 D-8
Q483 B-9
Q484 B-8
Q485 C-5
Q486 C-6
Q487 C-6
Q488 C-5
Q489 C-8
C
D
M1
MAIN BOARD
CN031
(Page 37)
E
F
G
HCD-GT22/GT44/GT55
• See page 27 for Circuit Boards Location.
2 3
JK441
SPEAKER
R L
AMP BOARD
R419
L442
R418
R417
R462 R414
JW408
R407
D443
JW409
R416 R415
RY441
R424
EP401
L441
R461 R411
R420
R454
R413 R412 R453
R423
R422
-2 -1
C454
JW440
JW415
JW441
JW403
JW416
JW406
JW407
C409
CN441
JL438
JL439
EP402
H002
R410 R409
-
+
D402
C414 C413
JW448
CN442
6 3 1
(CHASSIS)
TRANS BOARD
P1
(Page 54)
CN903
: Uses unleaded solder.
4 5
(CHASSIS)
JL405
R442
C411
C442
C448
C441
JW439
C447
JW419
JW420
R482
JW421
JW417
E B
Q485
(GT55)
CN443
Q488 Q480
E B E B
1 3 7
(GT55)
R440
JW432
JW435
JW418 JW430
JW404
JW429
JW405
JW424
JW422
JW427
LP401
C410
C405
R401
R403
R405
JW442
H001
-
+
D401
C404 C403
44 44
6 7
JL418
IC441
JL421
19
C446 C445
JL415 JL416
JL420 1
JL419
JL408
C443
D448 D447
R446 R443
R441
R445
B E
B
E
JL407
D441
R498
Q487
Q486
E B
E B
JW451
R497
JW433 R466
R465
JW428 JW434
JW425 JW436
JW437 JW470
JW423
Q1 SUB WOOFER
BOARD
CN502
(Page 48)
(GT55)
8 9
TH441
D446
D445
R484
R483
Q484
Q483
B
E
R500
E B
R496
E
Q489
B
R470
R469
JW443
JW426
B E B E
11
Q482 Q481
1-872-052- (11)