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Printed Wiring Boards - Sony KP-HR432K90 Service Manual

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6-4. PRINTED WIRING BOARDS

A
[ TUNER, VIDEO, AUDIO, SYSTEM CONTROL ]
– A Board –
A BOARD
DIODE
TRANSISTOR
*
*
D1
E-2
Q1
I-9
3
2
D317
C-3
3
Q3
G-10
2
A
D318
C-3
3
Q7
D-12
2
D319
E-2
3
Q11
F-1
2
D701
D-12
9
Q12
H-10
2
D704
D-12
9
Q13
I-11
2
D705
A-12
3
Q21
D-13
2
D710
F-11
Q302
G-8
9
2
D711
E-9
Q303
H-8
9
2
B
D712
F-9
Q305
G-7
9
2
D713
E-9
Q307
E-5
9
2
D718
B-10
Q308
E-7
3
2
D720
B-8
Q310
E-6
2
D721
A-9
Q311
E-6
D725
A-12
Q312
E-7
3
2
C
D726
A-12
3
Q313
D-4
2
D729
B-11
3
Q320
E-6
2
D730
D-6
3
Q324
E-5
2
Q325
G-4
2
IC
Q326
G-4
2
IC1
B-6
Q327
H-4
2
IC2
B-6
Q328
G-4
2
IC3
D-1
D
Q329
G-4
2
IC4
H-9
Q330
H-4
2
IC5
A-2
Q332
H-5
2
IC6
H-9
Q333
H-5
2
IC7
A-2
Q334
H-5
2
IC8
E-4
Q337
G-4
2
IC9
E-1
Q338
H-4
2
E
IC10
B-2
Q339
H-4
2
IC11
B-2
Q341
F-7
2
IC12
C-5
Q343
C-4
2
IC301
F-5
Q344
I-4
2
IC302
F-8
Q347
C-4
2
IC303
H-7
Q349
D-4
2
IC304
D-8
F
Q351
C-4
2
IC305
H-4
Q352
D-4
2
IC306
I-5
Q353
C-4
2
IC307
G-4
Q355
C-4
2
IC308
D-3
Q367
C-3
2
IC309
C-3
Q369
D-2
2
IC310
F-8
Q374
C-3
2
IC311
F-7
G
Q378
D-2
2
IC312
G-4
Q379
E-3
2
IC701
D-11
Q703
F-9
2
IC702
D-10
Q712
I-13
2
IC703
D-10
Q713
I-13
2
IC704
F-10
Q715
G-9
2
IC705
D-5
Q716
G-10
2
H
IC706
D-6
Q717
C-10
2
IC707
B-10
Q718
B-11
2
IC708
A-11
Q722
B-12
2
IC709
B-4
Q723
B-12
2
IC710
A-4
Q724
D-6
2
IC711
B-9
Q725
C-12
2
I
Q726
D-6
2
*
: Refer to Terminal name of
semiconductors in silk screen
printed circuit (see page 49)
J
1
3
4
2
5
6
7
8
< Component Side >
– 82 –
KP-HR432K90/HR532K90/HR532N90/HW572K90
RM-Y909K
RM-Y909K
9
10
11
12
RM-Y908
RM-Y909K
13
14

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