Acer TravelMate a550 User Manual - Page 92

TMa550.book Page 82 Wednesday, October 3, 2001 10:57 AM 82 6 Troubleshooting Error Messages Corrective Action 0250 System battery is dead Replace and run SETUP CMOS clock battery needs to be replaced. Contact your dealer or an authorized service center. 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 47. 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.