Table A-1 (Page 5 of 9). Service Request Numbers
SRN FRU List % Problem
45PAA Disk drive module
SSA adapter
Backplane assembly
40
40
20
Description: The SSA adapter has
detected an open SSA link. This problem
is caused either by a disk drive module
that is failing, or by a disk drive module
that has been switched off from another
using system on the same SSA link.
(That using system has itself been
switched off.)
Action: If the SSA service aids are
available, run the Link Verification service
aid to determine which device is
preventing configuration. (That device is
the one beyond the last-configured device
on an open SSA link.)
Exchange the FRU for a new FRU.
48000 None – Description: The SSA adapter has
detected a link configuration resource that
is not valid.
Action: See “SSA Loop Configurations
That Are Not Valid” on page A-15.
50000 SSA adapter card 100 Description: The SSA adapter failed to
respond to the device driver.
Action: Exchange the FRU for a new
FRU.
50001 SSA adapter card 100 Description: A data parity error has
occurred.
Action: Exchange the FRU for a new
FRU.
50002 SSA adapter card 100 Description: An SSA adapter direct
memory access (DMA) error has occurred.
Action: Exchange the FRU for a new
FRU.
50004 SSA adapter card 100 Description: A channel check has
occurred.
Action: Exchange the FRU for a new
FRU.
50005 SSA adapter card 100 Description: A software error has
occurred.
Action: Go to “Software and Microcode
Errors” on page A-5 before exchanging
the FRU.
50006 SSA adapter card 100 Description: A channel check has
occurred.
Action: Exchange the FRU for a new
FRU.
A-10 Service Guide
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