Insignia NS-LCD32, Service Manual

Page: 9 / 40

7
Symptoms Possible cause
“outside the receivable scope) not correctly identified and VGA format is beyond the
specified scope.
Remote control cannot work
properly
z
Check if the batteries are installed in the reverse order.
z
Check if the battery is effective.
z
Check the distance or angle from the monitor.
z
Check if there is any obstruct between the remote control
and the TV set.
z
Check if the remote control signal- receiving window is
exposed to strong fluorescence.
No picture and sound, but only
hash.
z Check if the antenna cable is correctly connected, or if it
has received the video signal correctly.
Blur picture
z
Check if the antenna cable is correctly connected.
z
Of if it has received the right video signal.
No sound
z
Check if the “mute” audio frequency setting is selected.
z
Check if the sound volume is set to minimum.
z Make sure the earphone is not connected.
z Check if the cable connection is loose.
When playing VHS picture search
tape, there are lines at the top or
bottom of the picture.
z When being played or in pause VHS picture search tape
sometimes can’t provide stable picture, which may lead
to incorrect display of the liquid crystal TV, In this case
please press “auto” key on the remote control so as to
enable the liquid crystal TV set to recheck the signal and
then to display correct picture signal