![background image](http://html.mh-extra.com/html/sony/hcd-gx255/hcd-gx255_service-manual_420762040.webp)
40
40
HCD-GX255/RG170/RG470
HCD-GX255/RG170/RG470
6-19. PRINTED WIRING BOARD – POWER Board – (GX255/RG170)
: Uses unleaded solder.
•
See page 25 for Circuit Boards Location.
CN442
TH443
C460
C459
JW
405
JW
423
JW
424
JW
425
JW
433
C489
JW
402
JW
449
JW416
JW445
JW
447
JW
459
JW
454
D401
JW462
JW441
JW442
C406
JW452
JW457
JW444
JW
422
JW410
JW
466
JW
412
JW408
JW
467
R
449
JW
465
JW439
JW
456
JW
420
JW
460
JW
455
JW464
L441
JW
419
JW403
R495
JW
401
C490
JW
417
R496
JW461
JW463
JW458
C453
C442
JW443
JW
450
JW438
JW
406
JW440
C452
C454
C451
C404
JW
453
JW
407
R
452
JW411
R
451
JW
421
JW448
JW
415
JW
414
C405
JW
418
JW
413
JW446
C447
C488
C441
L442
C448
RY441
TH441
C403
CN441
JW409
JW451
IC441
C481
EP401
C486
JW
404
C449
C491
R469
R468
C493
C
494
D441
R445
R
484
R446
C446
R423
R421
R
448
R
447
R424
JR441
JR
442
C
443
R
443
R441
R425
R444
R402
R458
R456
R459
C411
R455
R462 R414
R416
C444
R442
Q488
D481
Q441
R411
R415
C445
R457
R
437
R
460
R
417
R412
R
407
R
418
R419
D443
R483
R485
R480
Q481
R465
R481
R466
R497
R461
R422
R454
R453
R413
R490
R440
R499
R498
R488
R487
R420
R482
R493
R492
R491
D483
Q484
R401
Q486
Q487
Q485
Q482
R486
Q483
Q489
Q442
+
+
–
–
L
R
SPEAKER
IMPEDANCE
USE 6 – 16
Ω
JK441
(CHASSIS)
1
13
1
3
E
E
E
E
E
E
E
E
E
E
E
POWER BOARD
1-865-477-
11
(11)
(AEP, EE, RU)
(AEP, EE, RU)
(EXCEPT AEP, EE, RU)
(AEP, EE, RU)
(EXCEPT AEP, EE, RU)
(AEP, EE, RU)
(AEP, EE, RU)
K
K
A
(AEP, EE, RU)
MAIN BOARD
CN031
MAIN BOARD
CN031
(SUFFIX-12)
(SUFFIX-11)
J4
J1
TRANSFORMER
BOARD
CN905
N1
B
A
C
D
E
F
1
2
3
4
5
6
7
8
9
(Page 32)
(Page 36)
(Page 54)
•
Semiconductor
Location
Ref. No. Location
D401
E-4
D441
C-6
D443
B-2
D481
C-6
D483
B-9
IC441
B-7
Q441
C-6
Q442
C-6
Q481
D-8
Q482
D-8
Q483
D-9
Q484
D-9
Q485
C-8
Q486
C-9
Q487
C-9
Q488
C-9
Q489
B-9
Summary of Contents for HCD-GX255
Page 104: ...104 HCD GX255 RG170 RG470 MEMO ...
Page 137: ...33 HCD GX255 RG170 RG470 MEMO ...