Panasonic NV-VP32GN Service Manual page 62

NV-VP32GN / NV-VP32EE
15.6. DVD (SERVO) BLOCK DIAGRAM
RF SIGNAL MOTOR DRIVE SIGNAL
OPTICAL PICK UP UNIT
P8001 TA(DVD)
21
P8001 TB(DVD)
20
P8001 TC(DVD)
18
P8001 TD(DVD)
19
PHOTO DETECTOR
P8001 SUB1
B1 B2 4
A1 A2
HEAD
A4 A3 AMP
B4 B3 P8001 SUB2
5
P8001 FE1(DVD/CD)
16
P8001 FE2(DVD/CD)
17
P8001 RFN
13
P8001 RFP
14
LASER
DIODE
(DVD)
P8001 LD+(DVD)
9
P8001 PIN(DVD)
12
LASER
DIODE
(CD)
P8001 LD+(CD)
11
P8001 PIN(CD)
3
ACTUATOR
TRACKING
COIL
P8001 T+
26
P8001 T-
23
FOCUS
COIL
P8001 F+
25
P8001 F-
24
TRACKING ERROR SIGNAL FOCUS ERROR SIGNAL
IC8001
(DV LSI)
138 VIN1 DRV8 83
137 VIN2 DRV4 79
136 VIN3
135
VIN4
134 VIN5 DRV0 75
133 VIN6
132 VIN7 PWM0 148
131 VIN8
130 PWM1 147
VIN9
129
VIN10
110 RFINN DRV1 76
111 RFINP
Q8001,Q8003
LD DRIVE 124 LPCO1
123 LPC1
Q8002,Q8004
LD DRIVE 126 AD1 140
LPCO2
125 LPC2
IC8201
(MOTOR DRIVE)
CH1,2
9
MUTE
-
CH3
+
27
MUTE
LEVEL
TRIN SHIFT
26
-
BIAS1
+
VIN2
3
-
+
VIN1
2
-
+
VIN3
LEVEL
23
SHIFT
-
+
OPOUT
6
CH1
+
VO1+
14
-
LEVEL
SHIFT
CH1
+
VO1-
13
-
CH2
+
VO2+
12
-
LEVEL
SHIFT
CH2
+
VO2-
11
-
VCC1
2
62
TRAY DRV
FROM DVD
LDIN P8003 P34301
24 INTERFACE
13
(VCR MAIN)
BIAS2
CH4
+
VO4+ P8201 FP8251
15
6
-
M2602
M
TRAVERS
MOTOR
CH4
+
VO4- P8201 FP8251
16
5
-
VCC2-Vf
2
CH3
+
VO3+ P8201 FP8251
17
4
-
M2601
M
SPINDLE
MOTOR
CH3
+
VO3- P8201 FP8251
18
3
-
VCC2-Vf
2
OPIN-
5
-
+
OPIN+
4
TRAY MUTE
CH4 P8003 P34301 P8003 P34301
20
MUTE
14
FROM DVD
INTERFACE
TRAY/TRV
(VCR MAIN)
P8003 P34301 P8003 P34301
LD CNT 28
11
NV-VP32GN/EE
DVD (SERVO) BLOCK DIAGRAM