Sony MHC-GRX990 Service Manual page 28

Mini hi-fi component system
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IC103 CXA2568M-T6
HOLD
1
APC PD AMP
+
VEE
+
VEE
AGC VTH
2
LD
3
PD
4
A
5
B
6
C
7
D
8
VEE
VEE
9
VC
+
10
F
E
11
+
VC
VC BUFFER
+
VC
12
VC
– MOTOR (TURN) Board –
IC701 M54641L
VCC
1
2
OUT2
REG
INPUT
IN1
3
AMP.
POWER AMP.
CONTROL
INPUT
AMP.
POWER AMP.
GND
4
VCC
APC LD AMP
+
+
50µA
VC
+
+
+
VEE
RF SUMMING AMP
+
VC
VC
FOCUS ERROR AMP
+
VC
+
TRACKING
ERROR AMP
VC
VC
VEE
VCC
8
VCC
7
OUT1
6
IN2
5
REFERENCE
VCC
24
VCC
LC/PD
23
22
LD ON
21
HOLD SW
20
AGC CONT
VCC
19
RF BOT
+
VC
18
RFTC
RF EQ AMP
RF I
17
+
16
RF O
VC
15
RFE
14
FE
13
TE
– MOTOR (SLIDE) Board –
IC801 BA6286N
1
GND
RIN
2
VREF
3
OUT2
4
5
RNF
GND
6
OUT1
7
VM
8
VCC
9
FIN
10
– 67 –
POWER
SAVE
TSD
CONTROL
LOGIC

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