Troubleshooting; External Control Device Setup; Open Source Software Notice - LG 42PM4700 Owner's Manual

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TROUBLESHOOTING

TROUBLESHOOTING
General
Problem
Cannot control the TV with the
remote control.
No image display and no sound is
produced.
The TV turns off suddenly.
When connecting to the PC (RGB/
HDMI DVI) 'No Signal' or 'Invalid
Format' is displayed.

EXTERNAL CONTROL dEVICE SETUP

To obtain the external control device setup information, please visit www.lg.com.

OPEN SOURCE SOFTWARE NOTICE

To obtain the source code under GPL, LGPL, MPL and other open source licenses, that is contained in this
product, please visit http://opensource.lge.com .
In addition to the source code, all referred license terms, warranty disclaimers and copyright notices are
available for download.
LG Electronics will also provide open source code to you on CD-ROM for a charge covering the cost of
performing such distribution (such as the cost of media, shipping and handling) upon email request to
opensource@lge.com. This offer is valid for three (3) years from the date on which you purchased the
product.
Check the remote control sensor on the product and try again.
y y
Check if there is any obstacle between the product and the remote control.
y y
Check if the batteries are still working and properly installed (
y y
Check if the product is turned on.
y y
Check if the power cord is connected to a wall outlet.
y y
Check if there is a problem in the wall outlet by connecting other products.
y y
Check the power control settings. The power supply may be interrupted.
y y
Check if the Auto sleep feature is activated in the Time settings.
y y
If there is no signal while the TV is on, the TV will turn off automatically after
y y
15 minutes of inactivity.
Turn the TV off/on.
y y
Reconnect the RGB/HDMI cable.
y y
Restart the PC with the TV on.
y y
Solution
to , to ).