Service manual

Troubleshooting 3-95
Each event in the error log has a common event header that contains the
information between callout
and callout .
Callout in Example 3–50 identified the error log entry ID upon which
the problem found report was issued as 4-346. The error log in this
example is that error log.
Machine check handlers collect specific information for a given machine
check. The information gathered for 660s is presented between callouts
and . The error is identified as a 660 – System Uncorrectable Error.
Memory module 1 is identified. Had there been more than one QBB in this
system, control and status for each would have been logged.