30
4. No display
Check the B/L
signal is available?
Replace main board
Replace the power board
Panel Vcc = 5V?
Replace the Panel
No display (LED blue)
Replace the main board
Check the backlight is
“On”?
Check the LVDS cable
Reinsert or replace the
LVDS cable
Replace the main board
Replace the Panel
No
Yes
Yes
No
Yes
No
No
Yes
Yes
No
Yes
No
Power board output
=
16V?
Check TV is under control and power
on/off by remote control and power key?
Содержание LE22H168 -
Страница 5: ...5 2 Operating Instructions 2 1 The Use of Remote Control ...
Страница 7: ...7 2 2 To Use the Menus ...
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Страница 17: ...17 2 3 How to Connect ...
Страница 18: ...18 ...
Страница 19: ...19 2 4 Front Panel Control Knobs ...
Страница 20: ...20 ...
Страница 24: ...24 3 Remove the screws to remove AC COVER and SPEAKERS 4 Remove the screws to remove BKT ...
Страница 25: ...25 5 Remove the screws to remove MAIN BOARD POWER BOARD and LED BOARD 6 Remove the screws to remove IR BOARD ...
Страница 26: ...26 7 Remove the screws to remove BKT and separate the PANEL and BEZEL 8 The BEZEL ...
Страница 34: ...34 6 PCB Layout 6 1 Main Board 715G4491M0G000004K ...
Страница 35: ...35 ...
Страница 36: ...36 6 2 Power Board 715G4485P02000002S ...
Страница 37: ...37 ...
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Страница 39: ...39 6 3 LED Board 715G4729T01000004M 6 4 Key Board 715G4660K01000004M 6 5 IR Board 715G4728R01000004M ...
Страница 63: ...63 10 Exploded View ...