Sony BDP-BX38 / BDP-S280 / BDP-S380 / BDP-S383 Service Manual ▷ View online
BDP-BX38/S280/S380/S383
4-17
1
A
B
C
D
E
F
G
H
I
J
2
12
13
11
10
9
8
7
6
5
4
3
14
4-17. MB-138 BOARD (IFCON) SCHEMATIC DIAGRAM (12/14)
See page 5-4 for printed wiring board.
- Ref. No.: MB-138 board; 10,000 series
BDP-BX38/S280/S380/S383
4-18
1
A
B
C
D
E
F
G
H
I
J
2
12
13
11
10
9
8
7
6
5
4
3
14
4-18.
MB-138 BOARD (FE_POWER/OP/GIO) SCHEMATIC DIAGRAM (13/14)
See page 5-4 for printed wiring board.
- Ref. No.: MB-138 board; 10,000 series
BDP-BX38/S280/S380/S383
4-19
1
A
B
C
D
E
F
G
H
I
J
2
12
13
11
10
9
8
7
6
5
4
3
14
4-19. MB-138 BOARD (FE_POWER_MOTOR DRIVE) SCHEMATIC DIAGRAM (14/14)
See page 5-4 for printed wiring board.
- Ref. No.: MB-138 board; 10,000 series
H
1.0Vp-p
H
1.4Vp-p
MB-138 BOARD
H
1.2Vp-p
1 (VIN)
IC1003
IC1003
IC1003
IC1003
IC1003
IC1003
IC1003
(PYIN)
3
(PBIN)
4
(PRIN)
5
(PROUT)
9
10
(YOUT)
12
IC1003
IC1003
(VOUT)
14
(PBOUT)
IC101
(NS_XTAL_I)
27 MHz
3.3 Vp-p
Vpp
BDP-BX38/S280/S380/S3838
4-20E
4-20. WAVEFORMS
H
0.7Vp-p
H
1.4Vp-p
H
2.0Vp-p
H
2.4Vp-p
H
0.7Vp-p
A12
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