Acer TravelMate 4220 TravelMate 4520/4220, Extensa 4420/4120 Service Guide - Page 80

Error Message List Error Message Failure Fixed Disk Stuck Key Keyboard Error Keyboard Controller Failed Keyboard locked - Unlock key switch Monitor type does not match CMOS - Run Setup Shadow RAM Failed at offset: nnnn System RAM Failed at offset: nnnn Extended RAM Failed at offset: nnnn System battery is dead - Replace and run Setup System CMOS checksum bad - Default configuration used System timer error Real time clock error Previous boot incomplete - Default configuration used Memory size found by POST differed from CMOS Diskette drive A error Incorrect Drive A type - run SETUP System cache error - Cache disabled CPU ID: FRU/Action in Sequence Reconnect the hard disk drive to its connector. Run the Setup Utility, then press F9 to load the system defaults. Hard disk drive System board Refer to the "Keyboard or Auxiliary Input Device Check" section on page 66. Refer to the "Keyboard or Auxiliary Input Device Check" section on page 66. Refer to the "Keyboard or Auxiliary Input Device Check" section on page 66. Unlock external keyboard Run the Setup Utility, then press F9 to load the system defaults. BIOS ROM System board DIMM System board DIMM System board Replace the RTC battery, then access the Setup Utility to reconfigure the system time setttings. RTC battery Run the Setup Utility to reconfigure the system time settings. RTC battery Run the Setup Utility to reconfigure the system time settings. System board RTC battery Run the Setup Utility to reconfigure the system time settings. System board Run the Setup Utility, then press F9 to load the system defaults. RTC battery System board Run the Setup Utility, then press F9 to load the system defaults. DIMM System board Check if the drive matches the diskette type set in the Setup Utility. Refer to the "External Diskette Drive Check" section on page 66. Check if the drive matches the diskette type set in the Setup Utility. System board System board 70 Chapter 4