User's Manual

Troubleshooting 8-6
The numeric keypad is disabled.

Make sure that Num Lock is switched on. (Check if the Num Lock Message
prompts or not.)
The external keyboard does not work.

Make sure that the keyboard cable is properly connected.
The USB mouse does not work.

Make sure that the mouse cable is properly connected.
The touchpad does not work, or the pointer is difficult to control with the
touchpad.

Make sure that the pointing device driver is correctly installed.
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Make sure that the touchpad is clean.
LAN Problems
I cannot access the network.

Make sure that the Ethernet driver is correctly installed.

Make sure that the LAN cable is properly connected to the RJ-45 connector
and the network hub.

Make sure that the network configuration is appropriate.

Make sure that the user name or password is correct.
WLAN Problems
I cannot use the WLAN feature.

Make sure that the WLAN card is correctly installed.

Make sure that the necessary driver(s) is correctly installed.

Make sure that the WLAN radio is turned on.