Troubleshooting: Your Array 255

Troubleshooting Array and Expansion Enclosure

Connections

1
Verify that the RAID controller module port link status LED and the
RAID controller module status LED are solid green for each port that is
connected to a cable. If the LEDs are not solid green, see "Planning: RAID
Controller Modules" on page 31.
2
Ensure that all the cables are attached correctly according to expansion
enclosure mode you selected.
3
Turn off the server, storage array, and expansion enclosures.
4
Reseat the RAID controller module and reconnect cables on the storage
array and the server.
5
Turn on the expansion arrays and then the storage array and wait until the
system is fully booted.
6
Turn on the server.
7
Check the link status LED. If the link status LED is not green, replace the
cables.
If the problem is not resolved, see "Getting Help" on page 259.
8
Reboot the host server.
NOTE: You must turn off the host server before resetting the cables on
the storage array or expansion enclosure.
If the problem is not resolved, see "Getting Help" on page 259.

Troubleshooting a Wet Storage Array

CAUTION: Many repairs may only be done by a certified service technician.
You should only perform troubleshooting and simple repairs as authorized in
your product documentation, or as directed by the online or telephone service
and support team. Damage due to servicing that is not authorized by Dell is not
covered by your warranty. Read and follow the safety instructions that came
with the product.
1
Turn off the array and disconnect all the cables.
2
Remove the following components from the array. See "Management:
Installing Array Components" on page 197.
book.book Page 255 Wednesday, May 26, 2010 2:14 PM