Insignia NS-LCD32-09 Service Manual page 29

32"LCD TV Best Buy NS-LCD32-09
6. Key Board
OSD is unstable or not working
N
Is Key Pad Board connecting normally?
Connect Key Pad Board
Y
N
Is Button Switch normally? Replace Button Switch
Y
N
Replace Key Pad Board
Is Key Pad Board Normally?
Y
Check Main Board
29