LG CED-8042B Manual page 49

Sled Motor operating is abnormal.
Is there Sled drive
voltage input?
(IC901 pin 13)
NO
Is there Sled drive voltage
output? (IC202 pin 85)
YES
Check the cold soldering for
the peripheral circuit of the IC910.
(R934, R960, C930, R998, R993, R994)
Is there the cold soldering?
YES
Check operation after repair.
56
YES
Is there Sled drive voltage
output? (IC901 pin 23, 24)
YES
Check the connection Sled Motor
connection CN901
Hall PCB of MD.
Is there the cold soldering for
the Sled Motor connector?
YES
Check operation after repair.
NO
Replace IC202 (MICOM).
NO
Replace IC910 (NJM3403AV).
NO
Replace IC901 (LA6543M).
and the Sled
NO
Replace Sled Motor.