Acer TravelMate a550 User Manual - Page 94

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TMa550.book Page 84 Wednesday, October 3, 2001 10:57 AM 84 6 Troubleshooting Error Messages I/O device IRQ conflict Operating system not found Parity Check 1 nnnn Parity Check 2 nnnn Corrective Action I/O device has IRQ (Interrupt Request) conflict. Enter the BIOS Setup Utility and verify the parameters (try loading the default settings); then save and restart your computer. Operating system cannot be found on the boot device. Enter the BIOS Setup Utility and verify the hard disk, floppy drive, and boot parameters (try loading the default settings); then save and restart your computer. If the problem persists, you may need to recover your hard disk, or reinstall the operating system. Parity error found on system bus. Write down the message and contact your dealer or an authorized service center. Parity error found on I/O bus. Write down the message and contact your dealer or an authorized service center. If you still encounter problems after going through the corrective measures, please contact your dealer or an authorized service center for assistance. Some problems may be solved using the BIOS Setup Utility. See "BIOS Setup Utility" on page 64.

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6 Troubleshooting
84
If you still encounter problems after going through the corrective
measures, please contact your dealer or an authorized service center
for assistance.
Some problems may be solved using the BIOS Setup
Utility.
See
“
BIOS Setup Utility
”
on page 64.
I/O device IRQ conflict
I/O device has IRQ (Interrupt Request)
conflict.
Enter the BIOS Setup Utility and verify the
parameters (try loading the default
settings); then save and restart your
computer.
Operating system not found
Operating system cannot be found on the
boot device.
Enter the BIOS Setup Utility and verify the
hard disk, floppy drive, and boot
parameters (try loading the default
settings); then save and restart your
computer.
If the problem persists, you may need to
recover your hard disk, or reinstall the
operating system.
Parity Check 1
nnnn
Parity error found on system bus.
Write down the message and contact your
dealer or an authorized service center.
Parity Check 2
nnnn
Parity error found on I/O bus.
Write down the message and contact your
dealer or an authorized service center.
Error Messages
Corrective Action
TMa550.book
Page 84
Wednesday, October 3, 2001
10:57 AM