4.3 Sliding Rail Kit for Rack Mounting Figure 4-9. Secure Appliance Chassis to Rack (Right Side Shown) Appliance Removal If the appliance needs to be removed, use the following procedure. 1. Power OFF the EM2100 appliance using the procedure described in Powering OFF - Soft 2. Disconnect power and any other cables or devices connected to the EM2100 appliance. Shutdown on page 31. 3. Pull the chassis out to full extension. 4. Press the locking buttons and continue to pull the sliding rail out, removing it com- pletely from the sliding track track (refer to [3] in Figure 4-3. for locking button loc- ations). 28 EM2100 Installation Guide 20569-000 Rev. A