Deck Section; Display Section; Main Section - Sony HCD-GRX8 Service Manual

• Deck section

IC602 uPC1330HA
COMPARATER
2 3 4 5
1
SW P1 CONT GND
SW R1 GND

• Main section

IC392 MC74HCU04F
VCC
14 13 12 11 10
1 2 3 4
• CD motor section
IC701 M54641L
VCC
1
REG
INPUT
IN1 3
AMP.
CONTROL
INPUT
IN2 6
AMP.
4
GND
IC801 BA6286N
GND 1
RIN 2
VREF
3
OUT2 4
RNF
5
CONTROL
TSD
GND 6
OUT1 7
VM
8
VCC
9
FIN
10
INVERTER
6 7 8 9
VCC SW P2 GND
SW R2
9 8
5 6 7
GND
VCC
8
5 REFERENCE
POWER
OUT2
2
AMP.
POWER
OUT1
7
AMP.
PO WER
SAVE
LOGIC

• Display section

IC603 BA3833FP
RESET
1
C
REFFERENCE
PREF 2
CURRENT
LINE
3
NF
LINE
4
IN
GND 5
BIAS 6
Bias
C
NC 7
NC 8
NC 9
IC851 MSM6653A-517GS-K
1
VDD
XT
2
OSC
XT 3
NC 4
5
CMD
NC 6
NC
7
ST 8
I0 9
I1 10
I2 11
ROM
I3 12
• Mic section
IC751 M65850FP
14 13 12
OSCILLATOR
1/2 VCC
CLOCK
AUTO
MAIN
RESET
RESET
CONTROL
D1
A/D
LPF1
1 2 3 4
– 87 –
RESET 18 RESET
17 f01
BPF DET
16 f02
BPF DET
15 f03
BPF DET
14 f04
BPF DET
13 f
DET
12 VCC
11 NC
10 NC
24 GND
SOUND
23
A-OUT
MIX
22 NAR
NC
21
20 BUSY
NC
19
VPP
18
17
RST
µ CON
16
CH
INTER FACE
15
SD
14 SI
13
I4
11 10 9 8
D/A
LPF2
DO1
MO
20KBIT
SRAM
MI
DO0
5 6 7