Manual

3-4 Installation and Troubleshooting Guide
Gate A20 failure Faulty keyboard controller (defec-
tive system board)
Replace the system board. See
Chapter 9, “Getting Help,” for
instructions on obtaining technical
assistance.
General failure Operating system corrupted or
not installed properly
Reinstall the operating system.
Hard disk controller
failure
Incorrect configuration settings in
System Setup program, improp-
erly connected hard-disk drive,
faulty hard-disk drive controller
subsystem (defective system
board), or loose power cable
Check the hard-disk drive configu-
ration settings in the System
Setup program. See Chapter 3,
“Using the System Setup Pro-
gram,” in the
User's Guide for
instructions. Reinstall the
hard-disk drive. Check the inter-
face cable and power cable
connections to the backplane
board. See Chapter 8, “Installing
Hard-Disk Drives.”
Invalid configuration
information - please run
SETUP program
Incorrect ISA_CLR jumper config-
uration, incorrect configuration
settings in System Setup pro-
gram, or faulty battery
Remove the plug from the
ISA_CLR jumper. See
Appendix A, “Jumpers,
Switches, and Connectors” for
instructions. Check the System
Setup configuration settings.
See Chapter 3, “Using the Sys-
tem Setup Program,” in the
User's Guide for instructions.
Replace the battery. See
Chapter 7, “Installing System
Board Options.”
Invalid CPU speed
detected
Microprocessor not supported by
system
Install a correct version of the
microprocessor in the specified
microprocessor connector.
I/O parity interrupt at
address
Expansion card improperly
installed or faulty
Reinstall the expansion cards (see
Chapter 7, “Installing System
Board Options”). If the problem
persists, replace the expansion
card.
Table 3-1. System Messages (continued)
Message Cause Corrective Action
NOTE: For the full name of an abbreviation or acronym used in this table, see “Abbreviations and Acronyms.”
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