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OPTICAL PICKUP UNIT
PHOTO DETECTOR
VIN6(DVD/CD)
T1
VIN7(DVD/CD)
A1
A2
(CD)
A4
A3
VIN8(DVD/CD)
T2
HEAD
VIN5(DVD/CD)
AMP
B1
B2
(DVD)
B4
B3
LASER DIODE(DVD)
LASER DIODE(CD)
CLOSE SW
TRAY CLOSE
S2601
OPEN SW
TRAY OPEN
S2602
IC8001
(DV4.1)
TRSDRV
67
114
TRDRV
126
115
116
FODRV
127
113
VIN9(CD)
112
VIN10(CD)
SPDRV
66
111
DRV4(SW)
63
AD1
122
LPC01
104
TRAY-DRY
62
LPC1
103
LPC02
106
SP MUTE
30
RFINN
95
TRVFT MUTE
47
RFINP
96
64
59
TRAY_MUT
60
RF SIGNAL
IC8251
(MOTOR DRIVE)
VIN2
6
-
BIAS1
+
VIN4
22
VIN5
23
VIN1
5
-
+
OPOUT
+
27
VIN3
7
-
+
BIAS2
CH1
3
MUTE
CH2,4,5
4
MUTE
MUTE3
CH3
1
MUTE
MOTOR DRIVE SIGNAL
TRACKING ERROR SIGNAL
VO2+
12
-
+
LEVEL
VO2-
SHIFT
11
-
+
OPIN+
25
VO1+
14
-
+
LEVEL
VO1-
SHIFT
13
-
+
OPIN-
26
-
VO3+
10
-
+
LEVEL
VO3-
SHIFT
9
-
+
IC8251-15,16,17,18
4Vp-p(0.5msec./div.)
-
VO4+
+
17
LEVEL
VO4-
SHIFT
18
-
-
+
+
VO5+
15
VO5-
16
-
+
LEVEL
SHIFT
-
-
+
+
FOCUS ERROR SIGNAL
TRAVERS MOTOR
SPINDLE MOTOR
M2601
LOADING MOTOR
OPTICAL PICKUP UNIT
ACTUATOR
TRACKING
COIL
ACT T+
ACT T-
FOCUS
COIL
ACT F+
ACT F-
DVD-S32EB/GN/PX
SERVO BLOCK DIAGRAM
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