Panasonic SA-AK500P, Service Manual

Page: 19 / 229

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