IBM x3655 - System - 7985 Service Manual page 164

If the diagnostic programs generate error codes that are not listed in the table,
make sure that the latest levels of BIOS, Remote Supervisor Adapter II SlimLine,
and ServeRAID code are installed.
In the error codes, x can be any numeral or letter. However, if the three-digit
number in the central position of the code is 000, 195, or 197, do not replace a
CRU or FRU. These numbers appearing in the central position of the code have the
following meanings:
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IBM System x3655 Type 7985: Problem Determination and Service Guide