Digital Equipment DECstation 5000/100 Series, Maintenance Manual

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WS33M092
Start
No
Yes
Interpret any error messages
to determine which memory
modules reported an error.
Refer to "To Interpret Memory
Test Error Messages" in the
next section for directions.
Do all memory modules
report an error?
Replace those memory modules that
report an error. Refer to "Removing
and Installing a Memory Module" in
Chapter 5 for directions.
Remove all the memory
modules. Refer to "Remov-
ing and Installing a Memory
Module" in Chapter 5 for
directions.
Insert two good memory
modules in slot 0 and at
least 8 Mbytes of memory
No
Yes
Does the memory test
still report an error?
Replace the system module. Refer to
"Removing and Installing a System
Module" in Chapter 5 for directions.
Install any additional pairs of
memory modules one pair at
a time. Test each new pair
of modules after you
install them.
Replace any memory
modules that report an error.
End
total. Then repeat the
memory test.
Figure 4-7. Troubleshooting memory modules
Identifying Failed FRUs 4–25