LG LM-M1030A Service Manual page 13

• READING OK CHECK
(= "NO DISC" DISPLAY)
CONNECTOR LOCKING
CHECK(PN801,PN802)
YES
DOES SLED MOVE ?
YES
DOES LENSE MOVE ?
(= UP & DOWN)
YES
DOES LASER LIGHT ?
YES
DOES SPINDLE ROTATE ?
YES
IS READING OK ?
NO
A A A A
CHECK PN802 PIN 3,4( SL+,SL-)
NO
B B B B
CHECK PN801 PIN 13,16
( FA-, FA+)
NO
C C C C
CHECK PN802 PIN 10( LD )
NO
D D D D
CHECK PN802 PIN
5,6( SP+,SP-)
NO
E E E E
CHECK PN801 PIN 14,15
(TA- ,TA+)
- 2-6 -
DEFECTIVE PICKUP OR DEFECTIVE PICKUP OR
IC803 OR IC801 OR IC802 IC803 OR IC801 OR IC802
DEFECTIVE PICKUP OR
IC803 OR IC801
DEFECTIVE PICKUP OR
IC802
DEFECTIVE PICKUP OR
IC803
DEFECTIVE PICKUP OR
IC803 OR IC801 OR IC802