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21.5"&23.6" LCD TV
4. No display
Yes
Check the LVDS cable
Yes
Panel Vcc = 12V?
Yes
Replace the Panel
All manuals and user guides at all-guides.com
No display (LED white)
Check TV is under control and power
on/off by remote control and power key?
Yes
Check the backlight is
"On"?
No
Reinsert or replace the
LVDS cable
No
Replace the main board
36
Haier LE22D3380&LE24D33800
No
Replace the main board
No
Check the B/L
signal is available?
Yes
Replace main board
Power board output＝24V?
Yes
Replace the power board
Replace the Panel
No
No
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