33
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 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 ...
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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 ...
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Страница 36: ...36 6 2 Power Board 715G4485P02000002S ...
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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 ...