User Guide
180
A
A
X
X
4
4
C
C
-
-
G
G
/
/
A
A
X
X
4
4
C
C
P
P
r
r
o
o
/
/
A
A
X
X
4
4
C
C
M
M
a
a
x
x
O
O
n
n
l
l
i
i
n
n
e
e
M
M
a
a
n
n
u
u
a
a
l
l
Continue
Press <Ctrl> and <Alt> key at the same time, hold
them and then press <Del> to reboot the system.
Check if there is display?
No
Yes
Perhaps your VGA card
or monitor is defective.
Check if the system
reboots?
No
It is very possible that your
keyboard is defective.
Next
Yes