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Troubleshooting
This chapter shows you how to deal with common system problems.
Read it before calling a technician if a problem occurs. Solutions to
more serious problems require opening up the computer. Do not
attempt to open the computer yourself; contact your dealer or
authorized service center for assistance.
Troubleshooting tips
This notebook computer incorporates an advanced design that delivers
onscreen error message reports to help you solve problems.
If the system reports an error message or an error symptom occurs, see
"Error messages" below. If the problem cannot be resolved, contact
your dealer. See “Requesting service” on page 26.
Error messages
If you receive an error message, note the message and take the
corrective action. The following table lists the error messages in
alphabetical order together with the recommended course of action.
Error messages Corrective action
CMOS battery bad Contact your dealer or an authorized service center.
CMOS checksum error Contact your dealer or an authorized service center.
Disk boot failure Insert a system (bootable) disk into the floppy drive
(A:), then press <Enter> to reboot.
Equipment
configuration error
Press <F2> (during POST) to enter the BIOS utility;
then press Exit in the BIOS utility to reboot.
Hard disk 0 error Contact your dealer or an authorized service center.
Hard disk 0 extended
type error
Contact your dealer or an authorized service center.
I/O parity error Contact your dealer or an authorized service center.
Keyboard error or no
keyboard connected
Contact your dealer or an authorized service center.