856-128163-001-00 Keep this manual in safe place. Thank you very much for purchasing the N8181-67 Redundant Fan Unit. N8181-67 Redundant Fan Unit User's Guide Before installing the Redundant Fan Unit, carefully read the "Notes on Use" described in the User's Guide coming with your server to fully understand them.
856-128163-001-00 INSTALLING REDUNDANT FAN UNIT Preparation Power off the server and unplug the power cord from the power outlet before starting installation. Remove the side cover and other components according to "Preparing for Installation and Removal" described in the User's Guide. Installation Take the following steps to install the additional fans.
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856-128163-001-00 Install the fan bracket to which the redundant fan is mounted. Secure the fan bracket with two screws removed in Step 1.
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Move the jumper pin for optional fan unit on mother board. Connect the two cooling fan cables (for optional fan unit) to the connectors on mother board. Take care to connect the cable to the proper connector. Otherwise, NEC ESMPRO will fail to monitor the server.