70 Chapter 4
Error Message List
Error Message FRU/Action in Sequence
Failure Fixed Disk 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
Stuck Key Refer to the “Keyboard or Auxiliary Input Device Check”
section on page 66.
Keyboard Error Refer to the “Keyboard or Auxiliary Input Device Check”
section on page 66.
Keyboard Controller Failed Refer to the “Keyboard or Auxiliary Input Device Che ck”
section on page 66.
Keyboard locked - Unlock key switch Unlock external keyboard
Monitor type does not match CMOS - Run
Setup Run the Setup Utility, then press F9 to load the system
defaults.
Shadow RAM Failed at offset: nnnn BIOS ROM
System board
System RAM Failed at offset: nnnn DIMM
System board
Extended RAM Failed at offset: nnnn DIMM
System board
System battery is dead - Replace and run
Setup Replace the RTC battery, then access the Setup Utility to
reconfigure the system time setttings.
System CMOS checksum bad - Default
configura ti o n use d RTC battery
Run the Setup Utility to reconfigure the system time settings.
System timer error RTC battery
Run the Setup Utility to reconfigure the system time settings.
System board
Real time clock error RTC battery
Run the Setup Utility to reconfigure the system time settings.
System board
Previous boot incomplete - Default
configura ti o n use d Run the Setup Utility, then press F9 to load the system
defaults.
RTC battery
System board
Memory size found by POST differed from
CMOS Run the Setup Utility, then press F9 to load the system
defaults.
DIMM
System board
Diskette drive A error Check if the drive matches the diskette type set in the Setup
Utility.
Refer to the “External Diskette Drive Check” section on
page 66.
Incorrect Drive A type - run SETUP Check if the drive matches the diskette type set in the Setup
Utility.
System cache error - Cache disabled System board
CPU ID: System board
Acer TM 4520 SG.book Page 70 Friday, June 22, 2007 5:43 PM