24
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 white)
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 LE23H037
Страница 5: ...5 2 Operating Instructions 2 1 The Use of Remote Control ...
Страница 6: ...6 2 2 To Use the Menus ...
Страница 7: ...7 ...
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Страница 10: ...10 ...
Страница 11: ...11 ...
Страница 12: ...12 2 3 How to Connect ...
Страница 13: ...13 ...
Страница 14: ...14 2 4 Front Panel Control Knobs ...
Страница 15: ...15 ...
Страница 20: ...20 5 Remove the screws to separate mainframe and panel 6 The panel ...
Страница 28: ...28 6 PCB Layout 6 1 Main Board 715G3806M01000004L ...
Страница 29: ...29 ...
Страница 30: ...30 6 2 Power Board 715G4313P01000003S ...
Страница 31: ...31 ...
Страница 32: ...32 ...
Страница 33: ...33 6 3 LED Board 715G4087T01000004W 6 4 Key Board 715G4053K01000004F 6 5 IR Board 715G4086R01000004S ...
Страница 51: ...51 10 Exploded View ...