Installing The Top Cover Of The Tower Cabinet; Removing The Front And Rear Fan Modules - NEC EXPRESS5800/180Ra-7 User Manual

Installing the Top Cover of the Tower Cabinet

Note:
To install the top cover, perform the following.
1. Observe the safety and ESD precautions listed at the beginning of this
chapter.
2. Make sure no tools or loose parts have been left on top of the BSU.
3. Place the cover on top of the tower cabinet and secure it with two
thumbscrews, see Figure 4-1.

Removing the Front and Rear Fan Modules

You must first remove the top cover of the tower cabinet (if tower-based
system) in order to remove the front and rear fan modules of the BSU.
To remove the front and rear fan modules of the BSU, perform the following.
1. If tower-based system remove the top cover of the tower cabinet and then go
to step 3. See Removing the Top Cover of the Tower Cabinet earlier in this
chapter.
2. Observe the safety and ESD precautions listed at the beginning of this
chapter.
3. Push the two slide levers located on top towards both ends of each fan
module to unlock the module and pull up at the same time. See Figure 4-3.
Figure 4-3. Unlocking the Front and Rear Fan Modules
This procedure is for tower-based systems only.
Upgrading Your System 4-7