Manual

3-12 Installation and Troubleshooting Guide
4-2-2 Shutdown failure Replace the system board. See
Chapter 9, “Getting Help,” for
instructions on obtaining technical
assistance.
4-2-3 Gate A20 failure
4-2-4 Unexpected interrupt in pro-
tected mode
Ensure that all expansion cards are
properly seated, and then reboot
the system.
4-3-1 Improperly seated or faulty
DIMMs
Remove and reseat the DIMMs. If
the problem persists, replace the
DIMMs. See Chapter 9, “Getting
Help,” for instructions on obtaining
technical assistance.
4-3-3 Defective system board Replace the system board. See
Chapter 9, “Getting Help,” for
instructions on obtaining technical
assistance.
4-3-4 Time-of-day clock stopped Replace the battery. If the problem
persists, replace the system board.
See Chapter 9, “Getting Help,” for
instructions on obtaining technical
assistance.
4-4-1 Super I/O chip failure (defective
system board)
Replace the system board. See
Chapter 9, “Getting Help,” for
instructions on obtaining technical
assistance.
4-4-2 Parallel-port test failure (defec-
tive system board)
Replace the system board. See
Chapter 9, “Getting Help,” for
instructions on obtaining technical
assistance.
4-4-3 Math coprocessor failure (defec-
tive microprocessor)
Remove and reseat the specified
microprocessor. If the problem still
persists, replace the micro-
processor. See Chapter 9, “Getting
Help,” for instructions on obtaining
technical assistance.
Table 3-2. System Beep Codes (continued)
Code Cause Corrective Action
NOTE: For the full name of an abbreviation or acronym used in this table, see “Abbreviations and
Acronyms.”
87MPGbk0.book Page 12 Wednesday, December 13, 2000 2:14 PM