Installing Hot-Plug Redundant Fan Unit - NEC Express5800 Series User Manual

Chapter 2 Preparations

1.15.3 Installing hot-plug redundant fan unit

Install redundant fan unit in the following procedure.
1. See steps 1 to 6 in Chapter 2 (1.3 Overview of Installation and Removal) for preparations.
2. Connect the fan cables for rear fan units (120 mm sq.) to connectors on motherboard.
Connect the fan cable for FAN4 to the connector FAN4 on motherboard.
Connect the fan cable for FAN5 to the connector FAN5 on motherboard.
3. Engage hooks on bracket of rear fan unit (120 mm sq.) with mounting holes on rear face of the chassis.
Mounting holes (2 places)
4. Push the claw on the case of rear fan unit (120 mm sq.) into the mounting holes on rear face of the
chassis until it clicks. Then, secure the fan bracket to the chassis with one screw.
5. Connect three cables for front fan (92 mm sq.) to motherboard.
Connect a cable for fan unit in FAN1 with FAN1 connector on motherboard.
Connect a cable for fan unit in FAN2 with FAN2 connector on motherboard.
Connect a cable for fan unit in FAN3 with FAN3 connector on motherboard.
See the figure below.
Important
Be sure not to jam the fan cable between the fan holder and the chassis.
Otherwise, the fan cable might become damaged, which might damage the
server as well as the fan.
Express5800/T120g User's Guide
1. Installing Internal Optional Devices
Hooks (2 places)
103