Panel Board; Audio Board - Sony HCD-GRX7 Service Manual

– MOTOR (TURN) Board –
IC701 M54641L
VCC
1
REG
INPUT
IN1 3
AMP.
CONTROL
INPUT
IN2 6
AMP.
4
GND
– MOTOR (SLIDE) Board –
IC801 BA6286N
GND 1
RIN
2
VREF 3
OUT2 4
RNF 5
TSD
GND
6
OUT1 7
VM
8
VCC
9
FIN
10
– AUDIO Board –
IC602 µPC1330HA
COMPARATER
2 4
1 3
SW P1 CONT GND
SW R1 GND
VCC
8
REFERENCE
5
POWER
2 OUT2
AMP.
POWER
OUT1
7
AMP.
PO WER
SAVE
CONTROL
LOGIC
INVERTER
6
5 7 8 9
VCC SW P2 GND
SW R2
– PANEL Board –
IC603 BA3833F-E2
RESET
1
C
REFFERENCE
PREF 2
CURRENT
LINE
3
NF
LINE
4
IN
5
GND
BIAS 6
Bias
C
NC 7
NC 8
NC 9
IC751 M65850FP (Saudi Arabia model)
14 13 12
OSCILLATOR
1/2 VCC
CLOCK
AUTO
MAIN
RESET
RESET
CONTROL
D1
A/D
LPF1
2 3 4
1
– 81 –
18 RESET
RESET
17 f01
BPF DET
16 f02
BPF DET
15 f03
BPF DET
14
BPF DET
13 f
DET
12 VCC
11 NC
10 NC
11 10 9 8
D/A LPF2
DO1
MO
20KBIT
SRAM
MI
DO0
5 6 7
f04