28
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 HL22XLT2
Страница 5: ...6 2 Operating Instructions 2 1 The Use of Remote Control ...
Страница 6: ...7 ...
Страница 7: ...8 2 2 To Use the Menus ...
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Страница 20: ...21 Step3 Remove the AC BKT KEY BOARD IR BOARD and SPEAKERS Step4 The PANEL ...
Страница 28: ...29 6 PCB Layout 6 1 Main Board 715G3759M02000005K ...
Страница 29: ...30 ...
Страница 30: ...31 6 2 Power Board HL22XLT2 HL22XLTW2 715G3895P01L30002H ...
Страница 31: ...32 ...
Страница 32: ...33 ...
Страница 33: ...34 HL22XLTW2 715G4147P01H21002S ...
Страница 34: ...35 ...
Страница 35: ...36 ...
Страница 36: ...37 6 3 Key Board 715G4105K01000004L 6 4 IR Board 715G4104R01000004S ...