Sony CDP-SP55 Service Manual page 21

IC103 CXA2568M-T6 (BD BOARD)
APC PD AMP
VEE
1
HOLD
VEE
AGCVTH
2 VREF
LD 3
PD
4
A 5
B 6
RF SUMMING AMP
VC
C
7
D
8
VEE
9 VEE
VC
F
10
E
11
VC
VC BUFFER
VC 12
VC
IC731 LB1641 (MAIN BOARD)
T.S.D
MOTOR
DRIVE
FWD/REV/STOP
CONTROL LOGIC
2 3 4
1
VCC 24 VCC
23
LC/PD
VCC
22 LD_ON
APC LD AMP
21 HOLD_SW
AGCCONT
20
VC
VCC
(50%/30%
OFF)
RF_BOT
19
VC
VEE
RFTC
18
RF_EQ_AMP
RF_1
17
VC
RFO
16
RFE
15
ERROR AMP
VC
FOCUS
FE
14
VC
TE
13
TRACKING
VC
ERROR AMP
VCC
VC
VEE
MOTOR
5 6 7 8 9
O.C.P
DRIVE
10
21