Troubleshooting - ProScan 42LA30H User Manual

Lcd color tv
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Appendix
Troubleshooting
Before calling a service technician, please check the following table for a possible cause of the problem and
some solutions.
Symptoms
TV will not turn on
No picture, no sound
No sound, picture OK
Poor sound, picture OK
Poor picture, sound OK
Unable to select a certain channel
Poor colour or no colour
The remote control does not operate
Disorder display at power on
Possible Solutions
• Make sure the power cord is plugged in, then press [Power].
• The remote control batteries may be dead. Replace the batteries.
• Check if you have set the off timer.
• Checkthe antenna/cable connections.
• Press [Display] to see if you have select the right signal source.
• The sound may be muted. Press [VOL+ ] on the remote control or.
• The station may have broadcast difficulties. Try another channel.
• Checkthe speakers cable connections.
• The station may have broadcast difficulties. Try another channel
• Checkthe speakers cable connections.
• Checkthe antenna connections.
• The station may have broadcast difficulties. Try another channel.
• Adjust the picture from the menu.
o The channel may be skipped. Choose this channel by number bottons
directly.
• The station may have broadcast difficulties. Try another channel.
• Adjust Saturation in the Vedio settings menu.
• There may be an obstruction between the remote control and the
remote control sensor.
• The batteries may be installed with a wrong polarity.
• The remote control batteries may be dead. Replace the batteries.
• This may be caused by too short interval between power off and on.
Unplug the power and restart.
Customer important notice:
If the TV can not be operated,please unplug the power and restart.
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