Installation - NEC Express5800/R120g-2M User Manual

Chapter 2 Preparations
1.14.1

Installation

Take the steps below to install the fan unit.
(1)
Additional fan unit for additional CPU
1. See steps 1 to 6 in Chapter 2 (1.2 Overview of Installation and Removal) for preparations.
2. Remove the fan cover.
3. Locate the slot to install an additional fan unit (FAN 5R).
4. Insert fan unit straight into slot.
When the fan unit is inserted to the end, it is locked with clicking sound.
(2)
Additional fan unit for redundant configuration
1. See steps 1 to 6 in Chapter 2 (1.2 Overview of Installation and Removal) for preparations.
2. Locate the slots to install an additional (redundant) fan unit.
In 1-CPU configuration: Install redundant fan units to slots FAN 1F to 4F.
In 2-CPU configuration: "Install redundant fan units to slots FAN 1F to 5F.
3. Insert fan unit straight into the slot for
additional fan unit.
When the fan unit is inserted to the end, it is
locked with clicking sound.
78
Important
Keep the removed fan cover for future use.
Express5800/R120g-2M User's Guide
1. Installing Internal Optional Devices