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IC2001 (NODC)
A
RF SIGNAL IC2501
(MOTOR DRIVE)
MOTOR DRIVE SIGNAL
TRACKING ERROR SIGNAL
FOCUS ERROR SIGNAL
VO4+ + TRVS IN TRIN + LEVEL SHIFT + OPIN+ VO4-
15 M2502 TRAVERS MOTOR 16
9
26
BIAS1 TRIN VIN1
4
7
2
VO3+ + 5 FOIN 3 VIN2 LEVEL SHIFT + OPIN11 SPDIN 23 VIN3 VO3-
17 M2501 SPINDLE MOTOR 18
5
33
DMV
6
OPOUT
+ -
IC2511-11,12,13,14 7.2Vp-p(20usec./div.)
FROM IC6001-27,28PIN
24
LDIN
+
OPTICAL PICK UP UNIT
ACTUATOR + TRACKING COIL
BIAS2
VO1+
14
ACT T+
TRDM GI02 8
MUTE2
27
CH3 MUTE
LEVEL SHIFT + +
VO1-
13
ACT TFOCUS COIL
VO2+
12
ACT F+
FODM GI01 6
MUTE3
9
CH1,2 MUTE LEVEL SHIFT +
+
VO2-
11
ACT F-
IC2003
(4M SDRAM)
+
2 DQ0 5 7
144 DRAMD 131 128 127
IC3001
10 35 38 40 43 DQ15 18 A0 119 DRAMA 111 21 24 28 A8 SW2501 FROM P3004-1PIN TRAY OPEN 208 DRAMA TRAY CLOSE 207 DRAMD CNT CH4 MUTE LD CNT 28 TRAY/TRV (AVDEC)
201
MUTE4
20
TRAY/MUT
204
B
DVD-RV32E/EB/EG/EE SERVO BLOCK DIAGRAM
DVD-RV32E/EB/EG/EE SERVO BLOCK DIAGRAM