Troubleshooting Checklist - LG DU-37LZ55 Owner's Manual

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Troubleshooting
Checklist
C hec kIist
where the TV's power cord was plugged in
Picture
OK &
" Press the VOLUME (A/v)
button
Check to see if there is any object between the TV and the remote control
causing obstruction
Are batteries installed with correct polarity (+ to +, - to -)?
(Refer to p8)
f
Picture appears slowly
/
after switching
on
This is normal, the image is muted during the TV startup process
Please
contact your service center, if the picture has not appeared after five minutes
• Select Color in the Video menu and press the I_ button.
(Refer to p.25)
• Activate any function to restore the brightness of the picture
f
Horizontal/vertical bars
.
L
or picture shaking
Check for local interference such as an electrical appliance or power tool
• Adjust Balance
in the AUDIO menu. (Refer to p.26)
A change in ambient humidity or temperature may result in an unusual noise
when the plasma display is turned on or off and does not indicate a fault with
the TV.
51

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