Fujitsu PRIMEQUEST 1000 Series User Manual page 704

SV RAID:%2 Device error (Logical drive failed)
Meaning:
The logical drive entered the offline state.
%2: Device name
Corrective action:
Take corrective action according to the multi-dead recovery procedure.
Severity:
Error
Action:
(R/M/T/S)
18515
SV RAID:%2 Adapter error (BBU voltage problem detected) vendor-
id=1000/1734 device-id=%d revision=%r
Meaning:
An abnormal battery voltage was detected.
%2: Device name
%d: (Example) 0060/10F9 (device-id/sub device-id)
%r: Numerical value (1 to 3 digits)
Corrective action:
Replace the BBU. If the error recurs, replace the possibly faulty component of
the SAS interface system.
SVmco User Guidel
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