Acer 2400 User Guide

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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 27.
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.
Keyboard interface 
error
Contact your dealer or an authorized service center.
Memory size mismatch Press <F2> (during POST) to enter the BIOS utility, 
then press Exit in the BIOS utility to reboot.