Read Sony SA-VS110 / SA-VS310 Service Manual online
SA-VS110/VS310
SA-VS110/VS310
10
10
• IC Block Diagrams
IC102, IC103, IC104, IC201, IC202
NJM4565M-D (INPUT CONTROL PWB BOARD)
NJM4565M-D (INPUT CONTROL PWB BOARD)
V+
B OUT
B-IN
B+IN
A OUT
A-IN
A+IN
V-
IC401, IC402
NJM2904M (INPUT CONTROL PWB BOARD)
NJM2904M (INPUT CONTROL PWB BOARD)
IC500 uPC1237C-A (MAIN PWB BOARD)
1
2
3
4
7
8
OVER
LOAD DET
F/F
OFFSET DET
LATCH
AUTORESET
VCC ON
MUTE
AC OFF
DET
VCC
OVER
LOAD
DC
DETECT
RESET
AC OFF
RELAY
DRIVER
VCC ON
MUTE
GND
5
6
GND
1+
1-
1OUT
2+-
2-
2OUT
VCC
1
2
3
4
5
6
7
8
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