A) Cd Servo Circuit - Panasonic SA-AK330GC Service Manual

SA-AK330GC / SA-AK330GN

16.1. (A) CD Servo Circuit

SCHEMATIC DIAGRAM - 1
OPTICAL
PICKUP CIRCUIT
LASER DIODE
6
8
11 C
C
12
10
5
1 GND NBOUT
8
4
9
2 VCC GND 7
2
3 NAOUT 6
BIN
3
5
4 AIN VREF
C
C
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CD SERVO CIRCUIT
VCC
1 1
F
2 2
E
3 3
LD
4 4
LD GND
5 5
GND
6 6
C
A
7 7
GND
8 8
B
9 9
VREF
10 10
LPD
11 11
C7613
GND
0.1
12 12
T-
13 13
T+
14 14
F-
15
15
F+
16 16
CN7001
C7335
0.1
C7334
10V220
14 15 16 17
13 12 11 10
36
M
37
M
: +B SIGNAL LINE
: CD-DA SIGNAL LINE
Q7601
B1ADCF000001 R7601
C7601
4.7
6.3V33
LASER POWER DRIVE
Q7601
R7650
5.6
C7614
6.3V100
18 19 20 21 22 23 24
GND
IC7003
GND
9 8 7 6 5 4 3
R7335
100
35
M702
SP MOTOR
38
M701
TRV MOTOR
58
C7670
C7204 C7203
0.1
0.1 6.3V220
R7329 1.5K R7328 18K
R7327 R7349
1.5K 15K
25 26
C7352
C7339
0.01
0.01
2 1
R7336
10
R7339
1K
IC7003
AN8739SBTE2
FOCUS COIL/
TRACKING COIL/
C7338
C7315
TRAVERSE MOTOR/
0.22
0.22
SPINDLE MOTOR DRIVE
R7315
R7325
R7323 R7331
2.7K
560
5.6K 22K