LG GCC-4242N Service Manual page 44

Tray Control is abnormal
Eject button Check.
Eject Tray?
NG
LED blinking?
OK
Is it a GND level while
TL353 pushing the ejejct
button?
OK
Check soldering of
R259, R263 and
IC201 OK?
OK
Are signal of TL351
Normal?(mute signal is
usually GND level)
OK
Check soldering
around Tray motor and
connection condition?
OK
Replace Tray Motor.
46
OK
OK
NG
Are each FPC connection
OK?
NG
Are each FPC connection
OK?
Replace Eject SW.
NG
Repair soldering of R259,
R263 and IC201
NG
Check soldering of IC201(A14)
and R217.
NG
Repair soldering of NG parts.
OK
OK
Replace LED.
OK
Is TL354 5V?
NG
Check soldering of Q304 and
R311.
Check soldering of IC201.