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BENQ Corporation
Troubleshooting 42
Some lines occur at the bottom of
pictures when playing VHS tapes.
VHS tapes sometimes can't provide stable pictures when playing or
pausing. And the unstable pictures may cause the LCD TV to display
incorrectly. If this situation happens, please press "i" key on the
remote controller to let the LCD TV check the signal again and
display the pictures correctly.
The video picture is abnormal. Press "i" key on the remote control to force the LCD TV to check
the signal system again and auto select the correct video system.
Antenna:
The picture is not sharp or the picture
moves.
The reception may be weak.
The state of the broadcast may also be bad.
Make sure the outside antenna is not disconnected.
Make sure the antenna is facing the right direction.
The picture is doubled or tripled. Make sure the antenna is facing the right direction.
There may be reflected electric waves from mountains or buildings.
The picture is spotted. There may be interference from automobiles, trains, high voltage
lines, neon lights, etc.
There may be interference between the antenna cable and power
cable. Try positioning them further apart.
There are stripes on the screen or
colors fade.
Is the unit receiving interference from other devices? Transmission
antennas of radio broadcasting stations and transmission antennas of
amateur radios and cellular phones may also cause interference.
Use the unit as far apart as possible from devices that may cause
possible interference.