Panasonic SA-AK500PC Service Manual page 19

OPTICAL PICKUP
SEMICONDUCTOR
LASER
Q701
LASER
POWER DRIVE
+B
+B
PHOTO DETECTOR
E E
D C
A B
D C
F F
F-
FOCUS
COIL
F+
T-
TRACKING
COIL
T+
M701
TRAVERSE
MOTOR
M702
SPINDLE
MOTOR
IC701
AN8885SBE1
SERVO AMP
LPD
6
RFEQ1
LD
7
-
+
RFEQ2
PDA
4
AMP
5 PDB
AMP
PDE
1
AMP
2 PDF
AMP
13 20
18 D4+
17
D4-
16 D3+
15
D3-
12 D1+
M
11
D1-
14 D2+
M
13
D2-
IC703
AN8739SBE2
FOCUS COIL/
TRACKING COIL/
TRAVERSE MOTOR/
SPINDLE MOTOR DRIVE
8 9
GCA BCA
SUBTRACTOR
GCA BCA
GCA BCA
SUBTRACTOR
GCA BCA
BAND
GAP
27 28 16
20
1
/RST
RESET
SIGNAL
GEN.
FOCUS
26
IN3
COIL
DRIVE
TRACKING
COIL IN4 25
DRIVE
IN1 6
TRAVERSE
MOTOR
DRIVE
IN2 3
SPINDLE
MOTOR
PC2 4
DRIVE
+B
12 10
OFTR
OFTR
BDO
CEA
3TENV ENV
NRFDET
/RFDET
FEN
-
FEOUT
VREF +
TEN
- TEOUT
+
VREF
- VREF
VCC
+
18
BDO
17 OFTR
11
+B
19
ENV
/RFDET
15
25
24
FE
22
23 TE
+B
26
+B
TRD
FOD
TVD
ECS
ECM
PC