Appendix B Audible Warnings - LSI MegaRAID SCSI 320-1 RAID Controller Series 520 Hardware Manual

Appendix B
Audible Warnings
The MegaRAID SCSI 320-1 RAID controller has an onboard tone
generator that indicates events and errors.
Note: This is available only if the optional series 502 Battery
Backup Unit (BBU) is installed.
Table B.1 Audible Warnings and Descriptions
Tone Pattern
Three seconds on
and one second off
One second on and
one second off
One second on and
three seconds off
MegaRAID SCSI 320-1 Hardware Guide
Copyright © 2002 by LSI Logic Corporation. All rights reserved.
Meaning
A logical drive is
offline.
A logical drive is run-
ning in degraded
mode.
An automatically initi-
ated rebuild has been
completed.
Examples
One or more drives in a RAID 0
configuration failed.
Two or more drives in a RAID 1,
or 5 configuration failed.
One drive in a RAID 5 configura-
tion failed.
While you were away from the
system, a disk drive in a RAID 1,
or 5 configuration failed and was
rebuilt.
B-1