Dell PowerVault MD1120 Hardware Owner's Manual page 50

Problem
• Physical disk status LED is flashing amber.
Action
1 Review the Server Administrator alert logs for possible recovery actions.
NOTE:
If a physical disk rebuild is under way, allow the rebuild to complete before
viewing the alert logs.
2 Remove the physical disk from the enclosure. See "Removing and
Installing Physical Disks" on page 28.
3 Inspect the physical disk and midplane connectors for obvious damage.
4 Re-install the physical disk in its original bay. See "Removing and
Installing Physical Disks" on page 28.
If the problem persists, see "Getting Help" on page 53.
Problem
• Multiple physical disks are not seen in the PERC 6/E Ctrl-R BIOS utility
or Server Administrator Storage Management Service.
Action
1 Verify that the EMM port link status LED and the EMM status LED are
solid green for each port that is connected to a cable. If they are not, see
"Enclosure Management Module (EMM)" on page 14.
2 Make sure that all cables are attached correctly according to the enclosure
mode you selected. For more information on enclosure modes, see
"Operating Your Storage Enclosure" on page 21.
3 If you reseated cables, reboot the host server.
If the problem persists, refer to "Troubleshooting a Loss of
Communication Condition" on page 43, or see "Getting Help" on page 53.
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Troubleshooting Your Enclosure