LG SoundPlate lab550h, Service Manual

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DIGITAL DISPLAY & MEDIA TRAINING MASTER
LGE Internal Use Only
5. MISCELLANEOUS
5-1. No Power
The unit will not turn on.
Is the unit plugged in?
NO
YES
Is the unit plugged in?
Does the unit turn on
when the power button
is pressed on the unit?
NO
YES
See if the unit will turn on when the power button the unit is pressed.
If the unit turns on, then troubleshoot the remote control using
the Remote Control Not Working call flow.
Is the unit plugged into
a surge protector?
NO
YES
Make sure the surge protector is plugged into a wall outlet.
Also make sure the surge protector is turned on or does not
need to be reset due to a recent surge.
Does the unit work when
plugged into another outlet?
NO
YES
Test the unit in another outlet. If the unit works,
then the problem is the outlet where the unit was connected.
If the issue is the BD, then set up service for BD according to
BD service guide.
Have there been any lightning
strikes or power outages?
NO
If BD failed due to lightning strike or a power surge,
this is not covered by warranty. Follow guidelines
for service for a BD out of warranty.