Acer 7730 Laptop User Manual


 
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Chapter 4: Troubleshooting
Previous boot incomplete - Default
configuration used
Run “Load Setup Defaults” using the BIOS Setup
Utility, then reboot the notebook.
Replace the CMOS battery, run the BIOS Setup Utility
to reconfigure system time, then reboot the system.
Test or replace the system board.
Memory size found by POST differed
from CMOS
Run “Load Setup Defaults” using the BIOS Setup
Utility, then reboot the notebook.
Test or replace the SO-DIMM.
Test or replace the system board.
Diskette drive A error Make sure that the drive is defined with the proper
diskette type in the BIOS Setup Utility
•See “Testing the external diskette drive” on page 137.
Incorrect Drive A type - run SETUP Make sure that the drive is defined with the proper
diskette type in the BIOS Setup Utility
System cache error - Cache disabled Test or replace the system board.
CPU ID: Test or replace the system board.
DMA Test Failed Test or replace the SO-DIMM.
Test or replace the system board.
Software NMI Failed Test or replace the SO-DIMM.
Test or replace the system board.
Fail-Safe Timer NMI Failed Test or replace the SO-DIMM.
Test or replace the system board.
Device Address Conflict Run “Load Setup Defaults” using the BIOS Setup
Utility, then reboot the notebook.
Replace the CMOS battery, run the BIOS Setup Utility
to reconfigure system time, then reboot the system.
Test or replace the system board.
Allocation Error for device Run “Load Setup Defaults” using the BIOS Setup
Utility, then reboot the notebook.
Replace the CMOS battery, run the BIOS Setup Utility
to reconfigure system time, then reboot the system.
Test or replace the system board.
Failing Bits: nnnn Test or replace the SO-DIMM.
Test or replace the BIOS ROM.
Test or replace the system board.
Fixed Disk n None
Invalid System Configuration Data Test or replace the BIOS ROM.
Test or replace the system board.
I/O device IRQ conflict Run “Load Setup Defaults” using the BIOS Setup
Utility, then reboot the notebook.
Replace the CMOS battery, run the BIOS Setup Utility
to reconfigure system time, then reboot the system.
Test or replace the system board.
Operating system not found Run the BIOS Setup Utility and see if fixed disk and
drive A: are properly identified.
Test or replace the diskette drive
Test or replace the hard disk drive
Test or replace the system board
Error Messages FRU/Action Sequence