25
4. No display
Check the B/L
signal is available?
Replace main board
Replace the power board
Panel Vcc = 12V?
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
=
24V?
Check TV is under control and power
on/off by remote control and power key?
Содержание L32C1120
Страница 7: ...7 2 2 To Use the Menus ...
Страница 8: ...8 ...
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Страница 12: ...12 ...
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Страница 19: ...19 4 Mechanical Instructions Step1 Remove the STAND HINGE and BASE Step2 Remove the REAR COVER ...
Страница 20: ...20 Step3 Remove the POWER CORD Step4 Remove the MAIN BOARD POWER BOARD and SPEAKERS ...
Страница 21: ...21 Step5 Remove the BKT and separate the BEZEL and PANEL Step6 Remove the IR BOARD KEY BOARD and LED BOARD ...
Страница 29: ...29 6 PCB Layout 6 1 Main Board 715G3269M01001005K ...
Страница 30: ...30 ...
Страница 31: ...31 6 2 Power Board 715G3770P02W20003S ...
Страница 32: ...32 ...
Страница 33: ...33 ...
Страница 34: ...34 6 3 LED Board 715G4252T02000004S 6 4 Key Board 715G4234K02000004S ...
Страница 35: ...35 6 5 IR Board 715G4247R02000004S ...