Figure 20. Inside the system — Four processor system with processor expansion module (PEM)
1
hard drive/SSD backplane with expander board
2
cooling fan (8)
3
air shroud
4
heat sink (CPU3)
5
left expansion card riser
6
storage controller card
7
network daughter card riser
8
system board
9
processor expansion module (PEM)
10
right expansion card riser
11
heat sink (CPU4)
12
memory module (48)
13
information tag
Air shroud
The air shroud directs the airflow across the entire system. Air shroud prevents the system from overheating and is used to maintain
uniform airflow inside the system.
Removing the air shroud
Prerequisites
CAUTION:
Never operate your system with the air shroud removed. The system may get overheated quickly, resulting in
shutdown of the system and loss of data.
1
Follow the safety guidelines listed in
2
Follow the procedure listed in
Before working inside your system
.
Installing and removing system components
67