Fujitsu PRIMEQUEST 1000 Series User Manual page 902

SVmco User Guidel
Recheck the server environment temperature. Check the state of the fan. If the
error recurs after you rechecked the environment temperature, replace the
relevant enclosure component.
Severity:
Error
Action:
(R/M/T/S)
28615
SV RAID:%2 Device error (Power state change failed on disk (from active
to transition))
Meaning:
A power state change from active to transition failed.
%2: Device name
Corrective action:
If the hard disk is faulty, replace it.
Severity:
Warning
Action:
(R/M/T/S)
28616
894