19
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
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Summary of Contents for HLC24XLP
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Page 25: ...25 6 4 IR Board 715G4104R01000004S All manuals and user guides at all guides com ...
