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Beep Codes and Error Messages 3-3
S
ystem Error Messages
Some system error messages indicate a fatal error, in which case the system
cannot usually be rebooted until an appropriate hardware change has been
made. The following messages indicate a fatal error:
•
8042 Gate - A20 Error
•
DMA Error
•
DMA #1 Error
•
DMA #2 Error
•
FDD Controller Failure
•
HDD Controller Failure
•
INTR #1 Error
•
INTR #2 Error
Table 3-2. System Error Messages
Message Definition Probable Causes
8042 Gate —
A20 Error
Gate A20 of keyboard
controller is faulty.
Defective system
board.
Address Line
Short!
Address decoding not
properly executed on
system board.
Defective system
board.
C: Drive Error No response from
drive C.
Incorrect drive settings
in system setup
program.
C: Drive Failure Drive C failed. Drive C needs
reformatting.
Drive interface or
power cable not prop-
erly connected.
Defective drive inter-
face or power cable.
Defective drive C.
Cache Memory
Bad. Do Not
Enable Cache!
Cache memory sub-
system not functioning
properly.
Defective
microprocessor.
CH-2 Timer Error Error occurred in sys-
tem timer 2.
Defective system
board.