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
Summary of Contents for L32C1120
Page 7: ...7 2 2 To Use the Menus ...
Page 8: ...8 ...
Page 9: ...9 ...
Page 10: ...10 ...
Page 11: ...11 ...
Page 12: ...12 ...
Page 13: ...13 ...
Page 14: ...14 ...
Page 20: ...20 Step3 Remove the POWER CORD Step4 Remove the MAIN BOARD POWER BOARD and SPEAKERS ...
Page 29: ...29 6 PCB Layout 6 1 Main Board 715G3269M01001005K ...
Page 30: ...30 ...
Page 31: ...31 6 2 Power Board 715G3770P02W20003S ...
Page 32: ...32 ...
Page 33: ...33 ...
Page 34: ...34 6 3 LED Board 715G4252T02000004S 6 4 Key Board 715G4234K02000004S ...
