Removing And Installing The Air Duct - NEC EXPRESS5800/120Le User Manual

Removing and Installing the Air Duct

To install processor or memory options in your system, you must remove the air
duct covering these components. See Figure 4-5.
For proper cooling and airflow, do not operate the system
with the air duct removed. Always replace the air duct and
the side panels before powering on the system.
To remove the air duct:
1. Power off the system and ensure it is disconnected from the ac wall outlet.
2. Open and remove the front door following procedures in the previous
section.
3. Remove the left side panel as described earlier in this chapter.
4. Pull the air duct plunger (Figure 4-5, B) to release the air duct from the
system chassis.
5. Pull the air duct out and away from the chassis (Figure 4-5).
C
A
To install the air duct:
1. Position the air duct covering the front and rear system fans.
2. Position the air duct tabs (Figure 4-5, C) into the slots in the chassis rear
panel.
3. Position the air duct plunger (Figure 4-5, B) over the locking hole in the
chassis and push the plunger inwards to secure the air duct to the system
chassis.
! CAUTION
B
Figure 4-5. Removing the Air Duct
Upgrading Your System 4-7