DEC DECstation 5000 Model 100 Series, Maintenance Manual

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Table D-4 describes error descriptions used in cache reload test
error messages.
Table D-4. Cache Reload Test Error Descriptions
Error Description Meaning
(PE address= xxxxxxxx, sb
yyyyyyyy) Unexpected parity error occurred. The
address value is the actual value at a
given address, followed by the correct
value.
(PE @ xxxxxx (C)) Parity error occurred. xxxxxx
represents the address where the
error occurred.
Cache Segment Test
The cache segment test checks individual cache segments.
To run the cache segment test, type t 7/cache/seg [cache]
[address] and press Return.
When you type the cache segment test command,
Replace the optional cache parameter with a value that
specifies the cache you want to test.
Specify D to test the D cache.
Specify I to test the I cache.
Replace address with a specific address you want to test.
Note that using the optional address parameter correctly
requires thorough knowledge of the firmware specifications.
Cache segment test error messages
Cache segment test error messages have the form
?TFL: 7/cache/seg (code : description)
?TFL 7/cache/seg indicates that the cache segment test
reported an error.
code represents some code that identifies which portion of
the test failed.
description represents additional information that describes
the failure.
D–8 Test Commands and Messages