Dell PowerVault MD3220i Owner's Manual - Page 255
Troubleshooting Array and Expansion Enclosure Connections, Troubleshooting a Wet Storage Array
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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. Troubleshooting: Your Array 255