nStor NexStor 4700F Series, User Manual

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Chapter 5 - Troubleshooting
Logical Drive and OS Problems
56
Logical Drive and OS Problems
Fails to power on. (AC PSU) Faulty power cord.
(DC PSU) Faulty power
cable.
Faulty power supply.
(AC PSU) Replace the power cord.
(DC PSU) Replace the power cable.
Identify the failed PSU, see “Replacing
an AC Power Supply” on page 65.
If the enclosure is not responding,
contact your service provider.
Symptom Reason Solution
Logical Drives are not
showing up at the OS
level disk management
after creation. A design limitation of the
current implementation of
Scsiport.sys in Microsoft
Windows 2000 and
Windows Server 2003.
(Reference Microsoft
Knowledge Base Article
829304.)
Also applies to Red Hat
Linux and SuSE Linux.
Access your disk tools and choosing
Rescan Disks.
Wait several minutes. (There is no
indication of the status of the scan, so
give it some time.)
The logical drive will now be
displayed.
(Microsoft Windows
Only)
A logical drive was
created and formatted.
The logical drive is
removed and a new
logical drive created
using part or all of the
space from the
previously removed
logical drive. The
logical drive fails to
format.
A design limitation of the
current implementation of
Scsiport.sys in Microsoft
Windows 2000 and
Windows Server 2003.
(Reference Microsoft
Knowledge Base Article
829304.) Access the disk tools by selecting
Computer Management and choosing
Disk Management.
Locate the “New Volume” that
represents the newly created logical
drive. Right click with your mouse on
the volume and select “Format.”
The format most likely will fail. This is
due to header information from the
previous volume.
Click the Action menu and select
Rescan Disks.
Select the “New Volume” again and
right click with your mouse and select
“Format.” The format should complete
successfully. And the disk volume
should now be available.
Symptom Reason Solution
4700F.book Page 56 Wednesday, April 6, 2005 11:05 AM