Ic281 Μpc1237Ha (Main Board) - Sony HCD-RX80 Service Manual

IC281 µPC1237HA (MAIN BOARD)
OVER LOAD DET
OFFSET DET
LATCH/
AUTORESET
1 2 3
IC602 µPC1330HA (AUDIO BOARD)
2
1 3
SW P1 CONT GND
SW R1 GND
IC701 M54641L
(MOTOR (TURN) BOARD)
VCC 1
OUT2 2
REG
INPUT
IN1 3
AMP.
CONTROL
INPUT
AMP.
4
GND
V ON
CC
F/F
MUTE
AC OFF
DET
V
CC
4 5 6 7 8
INVERTER
COMPARATER
4 6
5 7 8 9
VCC SW P2 GND
SW R2
8 VCC
POWER AMP.
7 OUT1
POWER AMP.
6 IN2
REFERENCE
5
IC801 BA6286N
(MOTOR (SLIDE) BOARD)
GND 1
RIN 2
VREF 3
4
OUT2
5
RNF
GND 6
7
OUT1
VM 8
VCC 9
FIN 10
– 80 –
POWER
SAVE
TSD
CONTROL
LOGIC