Emprex HD-3701P - Manual (Page 62)

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Basic Troubleshooting
Read this section to learn how to maintain and troubleshoot your LCD TV.
1. Make sure the power plug is properly
connected to the power outlet.
2. The channel may not have been scanned
and can be re-scanned again from the
setup OSD menu.
3. Make sure you have selected the correct
input mode.
1. Check the color adjustment in the
OSD video menu. (Refer to page 27)
Problem Possible Solution
Color abnormal or improper.
There is no picture or sound.
1. Check the brightness and contrast
level setting from the OSD video
menu.
2. Check the "Backlight" setting in the
OSD options menu.
1. Check the brightness setting; it may
be set too high.
2. Check the "Backlight" setting in the
OSD options menu. The Backlight
setting is to adjust the screen's
backlight with respect to the
environment's lighting.
Picture is too bright.
1. The antenna reception strength may
be weak.
2. Reposition the antenna's placement.
3. Make sure the antenna cable is properly
connected to the LCD TV set.
There is just noise.
Picture is too dark.