
Attaching the 
Rear-Panel  Forward Installation
Attach one bracket to each side of the Cisco 3640 chassis as shown in Figure 2.
•Position the angled end of the bracket toward the front of the chassis, flush with the back of the bezel.
•Insert the four screws at the front into the bracket holes numbered “2.”
•Insert the two screws at the rear into the two 
Figure 2 Bracket Attachment with Rear Panel Facing Forward
 WO
 WO
BRI
S/T
AUI
EN
The second bracket attaches to the other side of the chassis. Use holes numbered 2 for 
2 1  2
 2  1
 1 

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