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B.) No Picture Condition
Check FFC Conn and LED driver
Conn. remove and re-connect.
Check the Panel VCC voltage
5V/12V at JP003 is coming OK or
not
Check 12 V supply is coming at
LVDS conn. pin no. 1,2,3,4 of
XS408 / XS405.
Check backlight signals at BL
ON/OFF & BL_ADJ pins
Press ECO key of remote 2-3 times
to change backlight value
(backlight curve in chassis may be
reverse).
Upload SW/E2P in the TV set if TV
is in M-Mode.
Panel Problem
Abnormal
Normal
Abnormal
Normal
Abnormal
Normal
Normal
No Effect
No Effect
Panel Problem
Connect properly
Check the Power
supply area
If display come then go
If change
to design data & adjust
Backlight curve as per
model design data.
35
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