Dell PowerStore 3200T EMC PowerStore Installation and Service Guide for PowerS - Page 47
Cable the new NVMe expansion enclosure, Installing the cable management arms
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Figure 41. Installing the cable management arms Cable the new NVMe expansion enclosure Follow these guidelines to cable an expansion enclosure in a running system to a new expansion enclosure. Prerequisites Apply cable labels to the cables connecting the expansion enclosures. In this procedure, "last expansion enclosure" refers to the last expansion enclosure that is currently installed. The "new expansion enclosure" refers to the expansion enclosure that you are adding in this procedure. CAUTION: Incorrect cabling could cause all new drives to be locked. Steps 1. Move the two loopback cables from port 2 of the last expansion enclosure to port 2 of the new expansion enclosure: a. Disconnect the QSFP cable from LCC 1, port 2 of the last expansion enclosure and move it to LCC 1, port 2 of the new expansion enclosure. b. Disconnect the QSFP cable from LCC 2, port 2 of the last expansion enclosure and move it to LCC 2, port 2 of the new expansion enclosure. 2. Add two new cables from port 2 of the last expansion enclosure to port 1 of the new expansion enclosure: a. Use a new QSFP cable to connect LCC 1, port 2 of the last expansion enclosure to LCC 1, port 1 of the new expansion enclosure. b. Use a new QSFP cable to connect LCC 2, port 2 of the last expansion enclosure to LCC 2, port 1 of the new expansion enclosure. Install a new base enclosure and optional expansion enclosure 47