Changhong Electric JUC7.820.00084054, Руководство по обслуживанию

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The signal cable is not correctly
connected.
Connect the signal cable correctly
Blue screen, AV or SVIDEO is
displayed
There is no signal input or the video cable
is not connected or incorrectly connected
Connect the video cable correctly
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
Chapter7 High voltage and high current wearing parts list
The introduction of maintenance parts are for reference only, modification of parameters will not be
informed any more. For accurate data and related specifications, please consult the newest data of our
company.
Number Name Part number
Proportion of easy damage
（
‰
）
1 Mainboard part JUC6.690.00084057 1
2 Remote receiving board part JUG6.695.625 0.5
3 Keyboard part JUG6.694.672 0.5
4 Inner power module MP066 5
5 LED screen M320X13-E1-A(G3) 0.1
6 Dynamic speaker YDT312-B1A-10W-8 Ω 2
Chapter8 Factory mode parameter setting instructions and notes
8-1 Enter into the factory mode
Switch on TV set, and make it works normally:
Press
【
SOURCE
】
key on the remote control
Press number keys “3”
、
“1”
、
“3”
、
“8” on remote control to enter password. Finish entering the factory
mode. If you want to quit the factory mode, Please. press
【
EXIT
】
key to exit source.
Factory menu displays as bellow
⑴ ：