IBM Advanced SerialRAID Adapters SA33-3285-02 User Manual page 433

SRN Problem
1xxxx Description: SRNs in this range are not adapter SRNs.
Action: For SRNs in this range, see the documentation for your SSA
enclosure or SSA subsystem.
20PAA Description: An open SSA link has been detected.
Action: Run the Link Verification service aid to isolate the failure (see
"Link Verification Service Aid" on page 383).
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If the SSA service aids are not available, go to the service information for
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the enclosure in which the device is installed
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21PAA Description: An SSA 'Threshold exceeded' link error has been detected.
to
Action: Go to "MAP 2323: SSA Intermittent Link Error" on page 450.
29PAA
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2A002 Description: Async code 02 has been received. Probably, a software error
has occurred.
Action: Go to "Software and Microcode Errors" on page 441 before
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exchanging any FRUs.
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2A003 Description: Async code 03 has been received. Probably, a software error
has occurred.
Action: Go to "Software and Microcode Errors" on page 441 before
exchanging any FRUs.
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Chapter 18. SSA Problem Determination Procedures
Possible Causes
Not applicable.
Possible FRUs:
Device (45%) ("Exchanging
Disk Drives" on page 319).
SSA adapter card (45%)
("Removing and Replacing
an Advanced SerialRAID
Adapter" on page 327).
External SSA cables (6%).
Internal SSA connections
(4%) (enclosure service
information).
Possible FRUs:
Device (45%)("Exchanging
Disk Drives" on page 319).
SSA adapter card (45%)
("Removing and Replacing
an Advanced SerialRAID
Adapter" on page 327).
External SSA cables (6%).
Internal SSA connections
(4%) (enclosure service
information).
Possible FRUs:
Device (50%) ("Exchanging
Disk Drives" on page 319).
SSA adapter card (50%)
("Removing and Replacing
an Advanced SerialRAID
Adapter" on page 327).
Software error.
Possible FRUs:
Device (50%) ("Exchanging
Disk Drives" on page 319).
SSA adapter card (50%)
("Removing and Replacing
an Advanced SerialRAID
Adapter" on page 327).
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