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IC2001
(NODC)
A
TRSDRV
9
TRIN
7
FOIN
5
SPDIN
11
DMV
33
MUTE2
TRDM GI02
8
MUTE3
FODM GI01
6
IC2061
(4MDRAM)
2
5
144
7
DRAMD
131
10
128
35
127
38
40
43
18
119
21
DRAMA
24
111
28
B
DVD-RV32P/PC
SERVO BLOCK DIAGRAM
IC2501
(MOTOR DRIVE)
TRIN
26
-
BIAS1
+
VIN1
2
VIN2
3
VIN3
23
OPOUT
6
-
FROM
LDIN
+
24
IC6001-27,28PIN
BIAS2
CH3
27
MUTE
CH1,2
9
MUTE
DQ0
DRAMD
DQ15
A0
DRAMA
A8
RF SIGNAL
MOTOR DRIVE SIGNAL
TRACKING ERROR SIGNAL
VO4+
15
-
+
LEVEL
VO4-
SHIFT
16
-
+
OPIN+
4
VO3+
17
-
+
LEVEL
VO3-
SHIFT
18
-
+
OPIN-
5
+
-
-
VO1+
+
14
LEVEL
VO1-
SHIFT
13
-
-
+
+
VO2+
12
VO2-
-
11
+
LEVEL
SHIFT
-
-
+
+
LD CNT
CNT
28
CH4
MUTE4
20
MUTE
FROM
IC6201-48PIN
SW2501
FOCUS ERROR SIGNAL
M2502
TRAVERS MOTOR
M2501
SPINDLE MOTOR
OPTICAL PICK UP UNIT
IC2511-11,12,13,14
7.2Vp-p(20usec./div.)
ACTUATOR
FOCUS
COIL
ACT F+
ACT F-
TRACKING
COIL
ACT T+
ACT T-
IC6001
(SUB CPU)
TRAY/TRV
47
TRAY/MUT
31
TRAY CLOSE
38
TRAY OPEN
FROM
37
P6005-1PIN
DVD-RV32P/PC
SERVO BLOCK DIAGRAM
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