User Guide
43
Chapter 3
Installing the Switch and Modules
You may install the AT-DC2552XS Switch on a desktop or in a standard 
19 inch equipment rack. In addition, you must install at least one 
AT-PWR06 power supply module and two AT-FAN06 fan modules in the 
switch chassis. 
Here are the installation procedures in this chapter:
 “Installing the Switch on a Desktop” on page 44
 “Installing the Switch in an Equipment Rack” on page 45
 “Installing and Replacing AT-PWR06 Power Supply Module” on 
page 48
 “Installing and Replacing AT-FAN06 Fan Module” on page 52










