Dell EMC PowerEdge R940 Installation And Service Manual page 78

2 Follow the procedure listed in
3 Remove the fan cage.
4 Remove the air shroud.
5 If applicable, remove the expansion card risers
6 If applicable, remove the PEM.
7 Press the blue release tabs on the fan tray and lower the sides of the tray.
8 Disconnect the cable connected to the intrusion switch connector (INTRUSION) on the system board.
Steps
1 Press the cable management bracket down until the tabs on the bracket disengage from the slots on the side of the system.
2 Lift the cable management bracket out of the system.
3 Remove the cables routed through the cable routing hooks on the right side of the system.
4 Push the intrusion switch out of the intrusion switch slot.
Figure 31. Removing an intrusion switch
Next steps
Install an intrusion switch.
Related links
Removing the expansion card riser
Removing the air shroud
Removing the PEM
Installing an intrusion switch
78 Installing and removing system components
Before working inside your system.