Sony HCD-VX99 / MHC-VX99 Service Manual ▷ View online
HCD-VX99
33
33
7-8. SCHEMATIC DIAGRAM – VIDEO (3/3) SECTION – • See page 24 for Waveforms. • See page 60 for IC Block Diagrams. • See page 30 for Printed Wiring Board.
HCD-VX99
34
34
7-9. PRINTED WIRING BOARD – MAIN SECTION – • See page 23 for Circuit Boards Location.
• Semiconductor
Location
1
2
A
B
C
D
E
F
G
3
4
5
6
7
8
9
(Page 30)
(Page 40)
TO LEAF SW BOARD
(Page 42)
(Page 42)
(Page 38)
(Page 38)
TO DRIVER BOARD
TO VIDEO BOARD
(Page 44)
(Page 42)
JR917
C143
09
IC103
Ref. No.
Location
D501
B-3
D502
B-4
D503
A-4
D504
B-3
D505
A-3
D506
A-4
D508
C-1
D509
B-3
D510
B-3
D511
C-1
D601
B-7
D641
C-9
D651
B-7
D681
C-7
D801
F-8
D822
E-8
D861
F-6
D891
F-8
D892
F-8
D901
F-7
D902
F-7
D903
F-7
D904
F-7
D906
G-7
D907
G-7
D908
G-7
D909
G-7
D910
G-5
D911
G-5
D952
E-5
D953
E-5
D957
IC104
B-5
IC101
D-6
IC102
C-4
IC302
F-3
IC303
E-2
IC304
F-3
IC301
E-4
IC401
B-3
IC501
B-4
IC601
C-8
IC651
A-7
IC681
C-7
IC682
D-7
IC911
B-6
IC951
E-5
IC961
F-6
Q101
C-5
Q102
C-4
Q103
G-6
Q141
C-4
Q151
C-5
Q152
C-5
Q153
G-6
Q301
G-4
Q302
G-3
Q303
G-4
Q304
F-3
Q305
F-4
Q391
D-2
Q392
D-2
Q393
D-2
Q394
C-2
Q395
D-2
Q396
D-2
Q397
C-2
Q501
B-4
Q503
C-3
Q504
C-3
Q505
C-3
Q601
B-7
Q602
A-8
Q611
C-7
Q612
C-7
Q821
F-8
Q822
F-8
Q823
E-8
Q824
E-8
Q825
E-8
Q828
E-8
Q829
E-8
Q861
F-6
Q862
F-8
Q863
E-7
Q891
E-8
Q892
E-8
Q911
C-6
Q912
C-6
HCD-VX99
35
35
7-10. SCHEMATIC DIAGRAM – MAIN (1/3) SECTION – • See page 59 for IC Block Diagrams.
HCD-VX99
36
36
7-11. SCHEMATIC DIAGRAM – MAIN (2/3) SECTION –
• See page 24 for Waveforms. • See page 58 for IC Block Diagrams. • See page 54 for IC Pin Function. • See page 34 for Printed Wiring Board.
PIN
FUNCTION
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