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6.
Troubleshooting
for IFP UHD series
6.1 Abnormal display
Abnormal display
(blurred screen)
Display of all channels is
abnormal
Re-upgrade Android
system
Change TV main
board
NO
YES
NO
Check the connection of V-
BY-ONE cable or try to
replace V-BY-ONE cable
Replace display
screen
NO
Blurred screen only
under OPS channel
Replace internal
HDMI cable
Replace PC module
YES
NO
( Regular stripes)
regular patterns or
large-area dark spots or
vertical line on screen
The screen is bad and
need to replace
YES
(Screen flickers)
Set light sensor on
OSD menu to off
Measure voltage of the
power panel; Whether
output voltage of power
board is stable
Replace TV power
board
Replace screen
NO
NO
NO
Replace
screen
(Mist on screen)
YES
The phenomenon is
normal, which is caused
by inside and outside
temperature difference
of glass. Under normal
conditions, the
phenomenon will
disappear after being
used for 3-5 days
Replace TV main
board
Replace OPS adapter
board
NO
NO
Upgrade Firmware
NO
