Acer AT2230 - Page 32

32
Key Board
OSD is unstable or not workin
g
Is Key Pad Board connecting normally?
Connect Ke
y
Pad Board
Is Button Switch normally?
Re
p
lace Button Switch
Y
N
N
Is Key Pad Board Normally?
Re
p
lace Ke
y
Pad Board
Y
N
Y
Check Main Board