NOTE
The floating nuts and screws are used together to tighten the screws.
The middle of two adjacent square holes with small spacing is the boundary of two Us. See Figure
3-4. The boundary between Us is used as the reference for calculating device installation space.
Figure 3-4 1U boundary lines on a mounting bar
2. Fasten the lower end of a floating nut to the top square hole within the second target 1U
space from top to bottom in a front mounting bar. See step (1) in Figure 3-5.
Figure 3-5 Installing a floating nut
3. Fasten the upper end of the floating nut to the mounting bar at the front of the cabinet by
using the floating nut hook. See step (2) in Figure 3-5.
The floating nut is installed, as shown in (3) in Figure 3-5.
4. Install another floating nut in the top square hole within the bottom target 1U space using
the same method.
5. Install the other floating nuts using the same method.
Step 3 Install L-shaped guide rails.
1. Place a guide rail horizontally in the designated position and keep the guide rail in
contact with the mounting bars in the cabinet. See Figure 3-6.
5288 V3 Server
User Guide
3 Installing and Removing the 5288 V3
Issue 26 (2018-11-19) Copyright © Huawei Technologies Co., Ltd. 57