Cisco Cisco 4402 Wireless LAN Controller Installation Guide

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Figure 6
Removing the VPN Termination Module
Step 4
Using the screwdriver, secure the VPN termination 
module slot cover to the rear of the wireless LAN 
controller. Tighten the screws to 4.5–5.5 in. lb.
Step 5
Restore all power to restart the wireless LAN controller 
(Figure 7).
a.
Insert power cord into controller. If the controller has 
two power modules, insert both power cords.
b.
Close the latch.
c.
Turn controller on.
Figure 7
Restoring Power
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C
A
B