- IBM switch Users and Maintenance Guide

3. Place the power supply on a level surface.
4. For the DS4100 base storage server, repeat step 1 through step 3 for the
second power supply.
Note:
In the DS4100 single-controller storage server, you do not need to
remove the power supply blank.
Removing a fan
Complete the following steps to remove a fan:
1. Unlock the latch by moving the latch in the same direction as the latch direction
arrow shown on the back of the fan.
2. Grasp the handle and pull the fan unit out of the bay, as shown in Figure 15.
3. Place the fan unit on a level surface.
4. Repeat step 1 through step 3 for the second fan unit.
Pull ring
Lever
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Figure 14. Removing a power supply
f10ug038
Figure 15. Removing a fan
Chapter 2. Installing the storage server 27