29
7. OSD is unstable or can’t work normally
Key board connected properly?
Reconnect the key board
Buttons are OK?
Replace the button function
Yes
No
Key board is OK?
Replace the key board
Replace the main board
No
Yes
No
No
OSD is unstable or can’t work normally
Enter factory mode to do “Reset”
Yes
Содержание L42C1180
Страница 7: ...7 2 2 To Use the Menus ...
Страница 8: ...8 ...
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Страница 19: ...19 4 Mechanical Instructions Step1 Remove the REAR COVER and BASE Step2 Remove the BKT ...
Страница 20: ...20 Step3 Remove the BKT Step4 Separate the INVERTER BOARD ...
Страница 21: ...21 Step5 Remove the MAIN BOARD and POWER BOARD Step6 Separate the BEZEL and PANEL ...
Страница 22: ...22 Step7 Remove the LED BAORD IR BOARD KEY BOARD and SPEAKERS ...
Страница 30: ...30 6 PCB Layout 6 1 Main Board 715G3269M01001005K ...
Страница 31: ...31 ...
Страница 32: ...32 6 2 Power Board 715G3760P01W20003M ...
Страница 33: ...33 ...
Страница 34: ...34 ...
Страница 35: ...35 715G3967P01000003S ...
Страница 36: ...36 715G3966P01000003H ...
Страница 37: ...37 6 3 LED Board 715G4252T02000004S 6 4 Key Board 715G4234K02000004S ...
Страница 38: ...38 6 5 IR Board 715G4247R02000004S ...