Main Board - Sony CDP-CX220 Service Manual

IC103 CXA2568M-T6
HOLD 1
APC PD AMP
+
–
VEE
+
–
VEE
AGC VTH 2
LD
3
4
PD
A 5
B 6
C 7
D 8
VEE 9 VEE
VC
+
–
10
F
E 11
–
+
VC
VC BUFFER
+
VC 12
–
VC
– MAIN Board –
IC503 CXA1291P
8 7 6 3
AMP2 AMP1
THERMAL SHUT
DOWN AND
CURRENT LIMITER
AMP3
9 10 11 14
VCC
APC LD AMP
+
–
+
–
50 A
–
+
VC
+
–
+
–
+
–
VEE
RF SUMMING AMP
+
VC
–
VC
FOCUS ERROR AMP
+
–
VC
–
+
TRACKING
ERROR AMP
VC
VC
VEE
VCC
2 1
15 16
VCC 24 VCC
23 LC/PD
22 LD ON
21 HOLD SW
20 AGC CONT
VCC
19 RF BOT
+
–
VC
18 RFTC
RF EQ AMP
17 RF I
+
16 RF O
VC
–
15 RFE
FE
14
13 TE
– 45 –