Table of Contents
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OPTICAL PICK UP UNIT
P8001
PHOTO DETECTOR
4
P8001
B1
B2
5
A1
A2
A4
A3
P8001
HEAD
AMP
B4
B3
16
P8001
17
P8001
21
P8001
20
P8001
18
P8001
19
LASER DIODE
DVD
P8001
9
P8001
12
LASER DIODE
CD
P8001
11
P8001
3
AV DECODER PCB
IC8001
VIN5
113/134
DRV0
75
VIN6
112/133
VIN7
132
DAC1
146
VIN8
131
VIN1
117/138
DAC0
139
VIN2
116/137
VIN3
115/136
DRV1
76
VIN4
114/135
AD0
140
Q8001
Q8003
LPC01
LD DRIVE
124
IC6101
P8003
LPC1
13
123
Tray DRV
Q8002
Q8004
LPC02
LD DRIVE
126
LPC2
125
RFINN
110
RFINP
111
SYSCON / SERVO
RF SIGNAL
IC2501
(MOTOR DRIVE)
TRIN
26
-
BIAS1
+
VIN1
2
VIN2
3
VIN3
23
OPOUT
+
6
-
-
LDIN
+
24
BIAS2
-
+
-
+
MOTOR DRIVE SIGNAL
TRACKING ERROR SIGNAL
P8201
VO4+
15
1
-
+
LEVEL
VO4-
P8201
SHIFT
16
2
-
+
OPIN+
4
VO3+
P8201
17
3
-
+
LEVEL
VO3-
P8201
SHIFT
18
4
-
+
OPIN-
5
IC2511-11,12,13,14
1.2Vp-p(0.5usec./div.)
-
VO1+
P8001
+
14
26
LEVEL
VO1-
P8001
SHIFT
13
23
-
+
VO2+
P8001
12
25
VO2-
P8001
11
-
24
+
LEVEL
SHIFT
-
+
FOCUS ERROR SIGNAL
M2502
TRAVERS MOTOR
M2501
SPINDLE MOTOR
OPTICAL PICK UP UNIT
ACTUATOR
FOCUS
COIL
ACT T+
ACT T-
TRACKING
COIL
ACT F+
ACT F-
NV-VP23EG/EC/EP
NV-VP28EG/EC
NV-VP33EG/EC/EB/EBL/EP
DVD SERVO SECTION
BLOCK DIAGRAM
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