Acer Aspire 1400, User Manual, Page: 90 / 110

Troubleshooting 80
0251 System CMOS
checksum bad -
Default configuration
used CMOS has been corrupted or modified incorrectly.
Enter the BIOS Setup Utility and verify the parameters; then save
and restart your computer.
If the problem persists, contact your dealer or an authorized
service center.
0260 System timer
error System timer test failed, and the system board needs to be
repaired.
Write down the message and contact your dealer or an authorized
service center.
0270 Real time clock
error Real time clock test failed, and the system board may need to be
repaired.
Write down the message and contact your dealer or an authorized
service center.
0271 Check date and
time settings Date and time are out of range, and was reset.
Enter the BIOS Setup Utility and set the correct date and time.
0280 Previous boot
incomplete - Default
configuration used Previous boot-up was not completed successfully.
Enter the BIOS Setup Utility and verify the parameters (try loading
the default settings); then save and restart your computer.
0281 Memory Size
found by POST
differed from CMOS Try reinstalling the memory. See “Installing memory” on page 49.
If the problem persists, contact your dealer or an authorized
service center.
02B0 Diskette drive A
error
02B2 Incorrect Drive
A type - run SETUP Floppy drive test failed, and may need to be repaired or replaced.
Contact your dealer or an authorized service center.
02D0 System cache
error - Cache disabled Cache memory test failed and was disabled; cache needs to be
replaced.
Contact your dealer or an authorized service center.
02F4 EISA CMOS not
writeable System unable to write to EISA CMOS.
Write down the message and contact your dealer or an authorized
service center.
02F5 DMA Test Failed System unable to write to DMA (Direct Memory Access) registers.
Write down the message and contact your dealer or an authorized
service center.
Error Messages Corrective Action
As1400.book Page 80 Monday, March 11, 2002 11:45 AM