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