Dell PowerVault MD3000i Hardware Owner's Manual - Page 60
Removing and Installing a RAID Controller Module, Removing a RAID Controller Module - troubleshooting
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4 Rotate the carrier handle to the closed position while continuing to push the carrier into the slot. The status LED indicator (see Table 1-3 for description) will display a steady green if the physical disk is inserted properly. If the indicator is not illuminated, see "Troubleshooting SAS Physical Disks" on page 76. NOTE: At least two physical disks must be installed in the enclosure. Removing and Installing a RAID Controller Module The enclosure contains two RAID controller modules. Both are hot-pluggable and can be removed and installed independently without shutting down the enclosure. NOTICE: Removing a module is not recommended while data traffic involving that module is occurring. Although RAID controller modules are hot-pluggable, data loss could result from removing a module involved in data traffic. CAUTION: Always wear a wrist grounding strap when handling equipment with static-sensitive components. See your Product Information Guide for safety information. Removing a RAID Controller Module 1 Push up on the release tab on the left side of the module (see Figure 3-4). 2 At the same time, pull out on the release lever. When the lever is pulled out, the controller module partially ejects from the enclosure. 3 Remove the module from the enclosure and place it on a flat, secure surface. NOTICE: To avoid damage to the sensitive EMI contacts on the bottom of the controller module, do not stack or place it on a hard surface. 60 Installing Enclosure Components