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RF SIGNAL MOTOR DRIVE SIGNAL TRACKING ERROR SIGNAL FOCUS ERROR SIGNAL
A
VO4+
15
-
+ M2602
TRAVERS MOTOR
LEVEL
SHIFT VO4-
16
B -
+
OPIN+
4
C
VO3+
17
D -
+ M2601
SPINDLE MOTOR
E LEVEL
SHIFT VO3-
18
-
+
OPIN-
5
F
+
G -
OPTICAL PICK UP UNIT
IC2511-11,12,13,14
7.2Vp-p(20usec./div.)
ACTUATOR
TRACKING
- COIL
+ VO1+ ACT T+
14
LEVEL
SHIFT VO1- ACT T-
13
- - FOCUS
+ + COIL
VO2+ ACT F+
12
VO2- ACT F-
- 11
+
LEVEL
SHIFT
- -
+ +
IC6001
(SUB CPU)
LD CNT TRAY/TRV SW
CNT 28 47
CH4 MUTE4 TRAY/MUT
MUTE 20 31
H
TRAY CLOSE
I 38
FROM TRAY OPEN
37
P6005-1PIN
DVD-RA61E/EB/EG
SERVO BLOCK DIAGRAM