Removing The Top Cover - NEC EXPRESS5800/180Ra-7 User Manual

Removing the Top Cover

You must first remove the top cover of the tower cabinet (if tower-based
system), the front bezel of the BSU, and front and rear fan modules of the BSU
in order to remove the top cover of the BSU. See Removing the Top Cover of the
Tower Cabinet, Removing the Front Bezel, and Removing the Front and Rear
Fan Modules sections in this chapter.
To remove the top cover, perform the following.
1. Power off the system and remove the front bezel as described earlier in this
chapter.
2. Remove the front and rear fan modules as described earlier in this chapter.
3. Pull the top cover slightly forward until its hooks are disengaged from the
chassis. See Figure 4-6.
4. Remove the top cover by lifting the rear end of the cover and pulling it out.
See Figure 4-7.
Figure 4-6. Disengaging the BSU Top Cover
Figure 4-7. Removing the BSU Top Cover
Upgrading Your System 4-11