NEC Express5800 User Manual page 374

9-36 Upgrading Your Server
9.
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.
Connector for optional
fan unit (rear fan)
(FAN2 connector)
10.
Reassemble the removed components.
Mother board
Move the jumper pin upward to enable the redundant fan.
Connector for optional
fan unit (front fan)
(FAN4 connector)