Philco HLS78D-I, Руководство по обслуживанию

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No sound
There is no audio signal input or audio
cable is not connected correctly
Connect the audio cable correctly
VGA picture display with improper
color The color temp is adjusted incorrectly by
user Readjust the color temp, or select
the original color setting
HDMI source, with snow pixel of
full screen
The signal source is not normal Plug the HDMI cable again
The remote control does not work
Batteries are improperly installed or
exhausted
1. Make sure the positive and the
negative polarities are correct.
2.Check if there is a loose contact
between the batteries and the springs
3.Replace the batteries
6-3 Trouble shooting
1
、
AC/DC power supply