Read Sony KP-FS57M31 / KP-FS57M61 / KP-FS57M90 / KP-FS57M91 (serv.man3) Service Manual online
KP-FS57M31/M61/M90/M91
RM-997
– 150 –
– 151–
B4
[YUV AMP, YUV CON., VDRC, MID, D/A CONV., MID ENGINE, DNR]
— B4 BOARD (COMPONENT SIDE) —
— B4 BOARD (CODUCTOR SIDE) —
• B4 BOARD SEMICONDUCTOR LOCATION
*
: Refer to Terminal name of
semiconductors in silk screen
printed circuit (see page 81)
printed circuit (see page 81)
Component
(
)
Side
Conductor
(
)
Side
IC
IC503
D-5
IC504
E-4
IC601
F-2
IC602
F-2
IC605
F-1
IC701
H-2
IC702
G-3
IC801
D-1
IC802
C-2
IC803
D-1
IC804
D-3
IC901
C-4
IC902
H-1
IC903
H-2
IC904
G-1
IC8601
B-4
TRANSISTOR
*
Q304
B-4
2
Q501
H-4
2
Q502
H-4
2
Q503
H-4
2
Q517
E-3
2
Q518
E-3
2
Q519
F-4
2
Q521
G-4
2
Q522
H-4
2
Q523
H-4
2
Q601
G-1
2
Q901
D-4
2
Q902
D-4
2
Q903
D-4
2
Q904
H-2
2
Q905
H-2
2
Q906
F-4
2
Q907
F-4
2
Q908
E-4
2
Q909
H-2
2
Q911
G-1
2
Q912
H-2
2
Q913
H-2
2
Q914
H-2
2
Q8601
B-5
2
Q8602
B-5
2
Q8603
A-5
2
Q8604
C-5
2
Q8605
C-5
2
Q8606
C-5
2
Q8607
B-5
2
Q8608
B-5
2
Q8609
B-5
2
DIODE
*
D604
F-3
3
D701
F-3
3
D801
C-1
3
D802
C-3
9
D803
C-3
!¡
D901
H-2
!¡
D902
H-2
9
D903
G-1
9
Component
(
)
Side
Conductor
(
)
Side
Component
(
)
Side
Conductor
(
)
Side
A
B
C
D
E
F
G
H
1
2
3
4
A
B
C
D
E
F
G
H
1
2
3
4
5
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