User's Guide

5-18 Problem Solving
Table 5-1. POST Error Codes and Messages (continued)
On-screen error message Action
84FF System Event Log Full Clear the event log by using the BIOS SETUP utility. If the
error is not eliminated, contact your service representative
to replace the system board. The error message is
displayed periodically if ESMPRO is not installed. The
event log must be cleared periodically.
8500 Bad or missing memory in Slot
3A
8501 Bad or missing memory in Slot
2A
8502 Bad or missing memory in Slot
1A
8504 Bad or missing memory in Slot
3B
8505 Bad or missing memory in Slot
2B
8506 Bad or missing memory in Slot
1B
8601 All memory marked as fail
Forcing minimum back online
Check to see that the all DIMMs are firmly seated in the
slot.
Contact your service representative to replace the memory
or system board.
8306 OS Boot Watchdog Time failure Contact your service representative.