Owners Manual

Figure 17. 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 airow across the entire system. Air shroud prevents the system from overheating and is used to maintain
uniform airow 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 Safety instructions.
2 Follow the procedure listed in Before working inside your system.
Installing and removing system components
61