Panasonic SA-PM27E, Manual, Page: 143 / 150

30
29 22 28 27 26
25
7 6 5 4 3 2 1
23 24 21 20 19 15 16 17 18
14 13 12 11 10 9 8
IC703
R729
2.7K
R728
2.2K
R727
2.7K
R749
2.7K
R731
10K
R725
680
R715
1K
R724
15K
R735
100
R736
100
R704
1K
R744
120K
R705
150K
R702
10K
R706
1K
R707
39K
R708
22K
C752
1500P
C739
2200P
C715
2700P
C704
0.1
C742
0.027
C747
180P C710
120P
C749
2200P
C713
0.1
C707
0.027
C702 0.1
C706 2700P
C712
0.1
C711
0.1
C751
0.1
C750
0.1
C737
0.1
C736
0.1
C735
0.1
C
C
C
C
C
C738
0.056
C703
6.3V100
C701
6.3V33
C714
6.3V100
C734
10V220
M
M
1
3
5
7
9
8
6
4
2
10
11
12
13
14
15
16
CN701
1
3
5
7
9
8
6
4
2
10
11
12
13
14
15
16
Q701
Q701
2SA1037AKSTX
LASER POWER DRIVE
15 21 20 19 18 17 16 24 23 22 28 27 26 25
14
13 12 11 10 9 8 7 6 5 4 3 2 1
IC701
IC701
AN8885SBE1
SERVO AMP
8 1
2
3
4 5
6
7
NC
36 37
39 38
33
GND
TEN FEN FEOUT
FBAL
TBAL TEOUT
CEA
RF
LPD
LD
RFIN
PDF
PDE
PDB
PDA
VREF ENV OFTR /RFDET
GND
LDON
BDO VCC
M701
TRV MOTOR
M701
SPL MOTOR
NC
RSTIN
IN3 IN4 NC
/RST GND
GND
D4+ D4- D3+ D3-
PGND1 PVCC1
NC D2+ D2- D1+ D1- IN1 NC PC2
NC
IN2
GND
CSBR
T
LASER DIODE
11
12
10
6
8
5
4
9
2
3
GND
VCC
AIN
BIN
VREF
NAOUT
GND
NBOUT
F+
F-
T+
T-
LPD
VREF
NA
NB
GND
LD GND
LD
PDE
PDF
VCC
NC PDOWN NC NC
NC
R754
5.6
PVCC2
PGND2
VCC
VREF
40
701
R732
1K
R723
10K
42
32
C769
0.22
SCHEMATIC DIAGRAM -1
CD SERVO CIRCUIT
OPTICAL PICKUP CIRCUIT
: CD SIGNAL LINE : +B SIGNAL LINE
TJ
R701
4.7
IC703
BA5948FPE2
FOCUS COIL/
TRACKING COIL/
TRAVERSE MOTOR/
SPINDLE MOTOTR DRIVE
3.2V
2.7V
((2.3V))
0.9V
((2V))
1.6V 1.6V 1.6V
1.6V
3.2V 0V((0.2V)) 2.7V((2.3V))
0.9V((1.4V))
0.7V
1.9V
1.6V 0V 0V((3.1V))
1.6V 1.6V 1.6V 1.6V 1.6V 1.6V 1.6V 1.6V
0V
0V((3.2V))
3.3V((3V)) 3.3V((3V)) 3.3V((3.5V)) 3.3V 7.3V 7.3V 7.3V 1.6V 1.6V 1.6V
3.3V((3.5V))
3.3V
3.7V((3.5V)) 3.7V((4.1V))
1.6V 1.6V
3.2V((0V))
1.6V 1.6V
TJ