Dot Hill Systems SANnet II 200, Installation, Operation And Service Manual

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B-16 SANnet II 200 SCSI Array Installation, Operation, and Service Manual • June 2005
B.13.3 Troubleshooting Flowcharts
Figure B-8 JBOD or Expansion Unit Troubleshooting Flowchart, 1 of 4
Yes
No
Does
the amber
light move to
the new drive
slot?
Yes
No
Yes
Reseat
drives.
Resolved?
End
Yes
Yes
No
Replace
drives with
known good
drives.
Replace
I/O module.
Resolved?
End
Yes
Possible midplane
failure. Replace
chassis.
No
No
Move drive to
another slot.
Replace drive.
Put alternate drive
in the initial slot.
Resolved?
End
Yes
Check for
proper
cabling.
1
Resolved?
No
No
End
Yes
Yes
Is
the initial
drive light still
amber?
Continue with
7B
No
7A
JBOD or Expansion Unit Problem (SCSI)
End
Continue with
7E.
End
End
No
Replace chassis.
Drive light
amber?
SCSI Bus
Reset Error
message?
2
End
3
I/O
Time Out
Error
message?
2
Notes :
1. When checking the cabling, look for bent pins, loose wires, loose
cable shielding, or loose cable casing.
2. View this error in SANscape, message file (or event viewer),
the event log, or in the firmware application.
3. Drive was not seated.
--Reseat the FRU that is not operating correctly.
--Swap the questionable FRU with a known-good FRU from the
same array.
Prior to replacing a chassis, try the following: