Troubleshooting - HP LC2640N User Manual

Troubleshooting

Problem
There is no picture or sound.
There is no sound.
There is no picture or sound, just noise.
The picture is not clear.
The picture is light or improperly tinted.
The picture is too dark.
The remote control does not work.
The picture is not sharp.
The picture is doubled or tripled.
Solutions
•
Make sure the power cord is properly inserted in
the power outlet.
•
Reception other than those of broadcasting stations
can be considered.
•
Make sure the input mode is correctly set in Input
Select.
•
Make sure the volume is not set to minimum.
•
Make sure the sound is not set to mute.
•
Make sure that headphones are not connected.
•
Make sure the antenna cable is properly
connected.
•
Consider whether TV/PC/AV/SV/YPbPr signals
are being properly received.
•
Make sure the antenna cable is properly
connected.
•
Consider whether TV signals are being properly
received.
•
Check the color adjustments.
•
Check the tint settings.
•
Check the brightness settings.
•
The fluorescent lamp may have reached the end of
its service life.
•
Check the batteries in the remote control.
•
Make sure the remote sensor window is not under
strong fluorescent lighting.
•
The reception may be weak.
•
Make sure the antenna is facing the right
direction.
•
Check the sharpness function.
•
Make sure the antenna is facing the right
direction.
•
There may be reflected electric waves from
mountains or buildings.
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Troubleshooting