User`s manual

BIOS Manual
A-4
Error Message Information
8042 Gate -- A20 Gate A20 on the keyboard controller (8042)
Error is not working. Replace the 8042.
Address Line Short! Error in the address decoding circuitry on
the motherboard.
C: Drive Error Hard disk drive C: does not respond. Run
the Hard Disk Utility to correct this problem.
Also, check the C: hard disk type in Standard
Setup to make sure that the hard disk type is
correct.
C: Drive Failure Hard disk drive C: does not respond.
Replace the hard disk drive.
Cache Memory Bad Cache memory is defective. Replace it. Do
Not Enable Cache!
CH-2 Timer Error Most ISA computers include two times.
There is an error in time 2.
CMOS Battery State Low CMOS RAM is powered by a battery. The
battery power is low. Replace the battery.
CMOS Checksum Failure After CMOS RAM values are saved, a
checksum value is generated for error
checking. The previous value is different from
the current value. Run WINBIOS Setup or
AMIBIOS Setup.
CMOS System Option The values stored in CMOS RAM are either
Not Set corrupt or nonexistent. Run WINBIOS
Setup or AMIBIOS Setup.
CMOS Display Type The video type in CMOS RAM does not
Mismatch match the type detected by the BIOS. Run
WINBIOS Setup or AMIBIOS Setup.
CMOS Memory Size The amount of memory on the motherboard is
Mismatch different than the amount in CMOS RAM.
Run WINBIOS Setup or AMIBIOS
Setup.