Dvd (Servo) - Panasonic SA-PT650P Service Manual

SA-PT650P / SA-PT650PC

18.2. DVD (Servo)

: DVD RF SIGNAL LINE
: CD HEAD SIGNAL LINE
: DVD HEAD SIGNAL LINE : MOTOR DRIVE SIGNAL LINE
OPTICAL PICK UP UNIT
FP8531
TA(DVD)
21
FP8531
TB(DVD)
20
FP8531
TC(DVD)
18
FP8531
TD(DVD)
19
PHOTO DETECTOR
FP8531
SUB1
B1 B2 4
A1 A2
HEAD
AMP
A4 A3
FP8531
B4 B3 SUB2
5
FP8531
FE1(DVD/CD)
16
FP8531 FE2(DVD/CD)
17
FP8531 RFN
13
FP8531 RFP
14
LASER
DIODE
(DVD)
FP8531 LD+(DVD)
9
FP8531 PIN(DVD)
12
LASER
DIODE
(CD)
FP8531 LD+(CD)
11
FP8531 PIN(CD)
3
ACTUATOR
TRACKING
COIL
FP8531 T+
26
FP8531 T-
23
FOCUS
COIL
FP8531 F+
25
FP8531 F-
24
FP8531 HFM
22
: TRACKING ERROR SIGNAL LINE
: FOCUS ERROR SIGNAL LINE
IC8001
MN2DS0018VP
DV5.0 LSI
120 VIN1 P4 49
P3
119 VIN2 48
117 VIN3
118 VIN4
113 VIN5
114 VIN6
DRV0 67
115 VIN7
VHALF 110
PWM0 127
116 VIN8
112 VIN9
PWM1 126
111 VIN10
95 RFINN DRV1 66
96
RFINP
Q8551,Q8552
LD DRIVE 104
LPCO1
103
LPC1
Q8561,Q8562
LD DRIVE 106 AD1 122
LPCO2
105
LPC2
HFMON
TRCDATA1
78
QR8571
SUPPLY CONTROL
D+3.3V
SWITCH
IC8251
C0GBG0000048
MOTOR DRIVE
CH1,2
9
MUTE
CH3
27
MUTE
CH4
20
MUTE
LDIN
24
CH4
-
+
BIAS2
+
25
-
LEVEL
SHIFT
TRIN
26
CH4
-
+
BIAS1
+
1
-
VIN2
3
-
VCC2-Vf
+
2
VIN1
2
CH3
-
+
+
-
VIN3 LEVEL
23
SHIFT
-
CH3
+
+
-
VCC2-Vf
2
OPOUT
6
CH1
+
VO1+
14
-
LEVEL
SHIFT
CH1
+
VO1-
13
-
CH2
+
VO2+
12
-
LEVEL
SHIFT
CH2
+
VO2-
11
-
VCC1
2
92
FP8251 -
VO4+
15
6
M TRAVERS
MOTOR
FP8251 -
VO4-
16
5
VO3+ FP8251 -
17
4
SPINDLE
M
MOTOR
VO3- FP8251 -
18
3
OPIN-
5
-
+
OPIN+
4
SA-PT650P/PC DVD (SERVO) BLOCK DIAGRAM