Sony HCD-GR8 - IC281 μPC1237 HA (MAIN BOARD); IC602 μPC1330 HA (AUDIO BOARD); IC701 M54641 L (MOTOR (TURN) BOARD); IC801 BA6286 N (MOTOR (SLIDE) BOARD)

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IC281 µPC1237HA (MAIN BOARD)
1 2 3
4 5 6 7 8
OVER LOAD DET
F/F
OFFSET DET
LATCH/
AUTORESET
V
CC ON
MUTE
AC OFF
DET
V
CC
IC602 µPC1330HA (AUDIO BOARD)
1
2
3
4
5
6
7 8 9
INVERTER
COMPARATER
SW R1 GND SW P1
CONT
GND
VCC
SW P2 GND
SW R2
IC701 M54641L
(MOTOR (TURN) BOARD)
REG
CONTROL
INPUT
AMP.
INPUT
AMP.
1
2
3
4
5
6
7
8
POWER AMP.
POWER AMP.
VCC
OUT1
IN2
REFERENCE
GND
IN1
OUT2
VCC
IC751 M65850P (HP/MIC BOARD)
OSCILLATOR
1/2 VCC
AUTO
RESET
LPF1
MAIN
CONTROL
A/D
20KBIT
SRAM
LPF2
D/A
1
2 3
4
5 6 7
891014 13 12 11
CLOCK
RESET
MO
MI
D1
DO0
DO1
VCC CLOCK REF OP2IN OP2OUT LPF2IN LPF2OUT
LPF1IN
LPF1OUT
OP1OUT
OP1IN
CC1 CC2
GND
IC801 BA6286N
(MOTOR (SLIDE) BOARD)
POWER
SAVE
CONTROL
LOGIC
TSD
1
2
3
4
5
6
7
8
9
10
GND
RIN
VREF
OUT2
RNF
GND
OUT1
VM
VCC
FIN