Method Of Software Upgrading - Polaroid FLM-3201 - 32" LCD TV Service Manual

darkest area of the picture
No picture or signal produced from the
displayer if "XXX in search" appears.
There appears an indication - "outside
the receivable scope)
Remote control cannot work properly
No picture and sound, but only hash.
Blur picture
No sound
When playing VHS picture search
tape, there are lines at the top or
bottom of the picture.

Method of software upgrading

Steps of software upgrading are as follows:
1. Select a serial connection wire and a VGA connection wire and then connect them by means of a
patch panel;
2. Use a serial wire to connect the PC to the patch panel and set TV set to off state;
Open the software upgrade file holder and double click
Possibly the brightness grade of DVD player
(broadcaster) is set too high.
Check if the cable is disconnected.
Check if it's connected to the proper terminal or if the
input mode is correct.
Check if the TV set can receive input signal. The
signal is not correctly identified and VGA format is
beyond the specified scope.
Check if the batteries are installed in the reverse
order.
Check if the battery is effective.
Check the distance or angle from the monitor.
Check if there is any obstruct between the remote
control and the TV set.
Check if the remote control signal- receiving window
is exposed to strong fluorescence.
Check if the antenna cable is correctly connected, or
if it has received the video signal correctly.
Check if the antenna cable is correctly connected.
Of if it has received the right video signal.
Check if the "mute" audio frequency setting is
selected.
Check if the sound volume is set to minimum.
Make sure the earphone is not connected.
Check if the cable connection is loose.
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
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