User manual

Error and Information Messages

Error Messages

An error can occur after the system display has been initialized.

Error Message Explanation

8042 Gate-A20 Error Gate A20 on the keyboard controller (8042) is not

working. Replace the 8042.

Address Line Short! Error in the address decoding circuitry on the

motherboard.

C: Drive Error No response from drive C:. Run the AMIDiag Hard

Disk Utility. Check the C: hard drive type in Standard

Setup.

C: Drive Failure No response from hard drive C:. Replace the drive.

Cache Memory Failure,

Do Not Enable Cache!

Cache memory is defective. Run AMIDiag.

CH-2 Timer Error An AT system has two timers. There is an error in

timer 2.

CMOS Battery State Low CMOS RAM is powered by a battery. The battery

power is low. Replace the battery.

CMOS Checksum Failure CMOS RAM checksum is different than the previous

value. Run BIOS Setup.

CMOS System Options

Not Set

The values stored in CMOS RAM have been

destroyed. Run BIOS Setup.

CMOS Display Type

Mismatch

The video type in CMOS RAM does not match the

type detected. Run BIOS Setup.

CMOS Memory Size

Mismatch

The amount of memory found by AMIBIOS is

different than the amount in CMOS RAM. Run BIOS

Setup.

CMOS Time and Date Not

Set

Run Standard Setup to set the date and time.

D: Drive Error No response from drive D:. Run the AMIDiag Hard

Disk Utility. Check the hard disk type in Standard

Setup.

D: drive failure No response from hard disk drive D:. Replace the

drive.

Diskette Boot Failure The boot disk in floppy drive A: is corrupt. It cannot

be used to boot the system. Use another boot disk

and follow the screen instructions.

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