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
Summary of Contents for LE22H168 -
Page 5: ...5 2 Operating Instructions 2 1 The Use of Remote Control ...
Page 7: ...7 2 2 To Use the Menus ...
Page 8: ...8 ...
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Page 10: ...10 ...
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Page 15: ...15 ...
Page 16: ...16 ...
Page 17: ...17 2 3 How to Connect ...
Page 18: ...18 ...
Page 19: ...19 2 4 Front Panel Control Knobs ...
Page 20: ...20 ...
Page 24: ...24 3 Remove the screws to remove AC COVER and SPEAKERS 4 Remove the screws to remove BKT ...
Page 26: ...26 7 Remove the screws to remove BKT and separate the PANEL and BEZEL 8 The BEZEL ...
Page 34: ...34 6 PCB Layout 6 1 Main Board 715G4491M0G000004K ...
Page 35: ...35 ...
Page 36: ...36 6 2 Power Board 715G4485P02000002S ...
Page 37: ...37 ...
Page 38: ...38 ...
Page 63: ...63 10 Exploded View ...