Fan Unit; Installing Non-Redundant Fan Unit - NEC Express5800 Series User Manual

Chapter 2 Preparations
1.15

Fan Unit

The server can contain non-redundant fan unit or hot-plug redundant fan unit.
With redundant fan unit, the server can continue operation even one of the fan unit fails.

1.15.1 Installing non-redundant fan unit

Install 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. Insert hooks on bracket for rear fan unit (120 mm sq.) into the mounting holes on rear face of the chassis.
3. 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.
4. Connect fan cable for rear fan unit to FAN5 connector on motherboard.
5. Connect three cables for front fan unit (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.
100
Note It is recommended to install fan unit after installing other optional devices except for
hot-plug hard disk drive.
Express5800/T120g User's Guide
1. Installing Internal Optional Devices