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Table 5. Troubleshooting (continued)
Problem
indicator Component Possible cause Possible solutions
Hard disk drive is
not visible in the
Storage Manager
software
Several
components
Drive failure Replace the failed drive or drives.
SAS cable failed Replace the SAS cable.
RAID controller
failure
Replace RAID controller.
Midplane failure Replace the DS3200. Contact
your IBM technical-support
representative.
A drive has an
interface problem
with the ESM or
controller.
Replace the drive.
Incorrect firmware
version
Make sure that the DS3200 has
the correct firmware version. See
“Software and hardware
compatibility and upgrades” on
page 11.
In a dual-controller
storage subsystem,
one controller has
failed, and in the
drive channel that
originates from the
other (functioning)
controller, an ESM
has failed.
Replace the failed controller and
ESM.
Chapter 6. Solving problems 103