options in the Setup Utility. If the date and time become incorrect after a short time, your
CMOS battery may be depleted. Contact your dealer to change the battery.

The message:

“Invalid system disk, Replace the disk, and then press any key”

appears during boot.

Check and make sure that you do not have a non-bootable floppy diskette

inserted in your floppy drive. If your USB FDD is empty, you may not have an operating
system installed on your drive. Contact technical support for assistance.

You hear irregular beeps during operation of the Notebook and the system

halts.

The problem is beyond the scope of this manual. Contact technical support.

An unidentified message is displayed.

Reboot the computer and run the BIOS system setup. Confirm the Setup

parameters. If the same message is displayed after booting up again, contact technical
support for assistance.

The system cannot access the CD-ROM/DVD-ROM drive.

Check that a CD is properly inserted in the drive. Make sure that you are using

the correct program for that kind of CD. For example, the system cannot read a data CD
using an audio program.

You cannot operate the printer.