
Installing the Device
Rack Mounting the 2E253-49R 
Proceed as follows to install the 
1.There are several mounting holes in the rackmount brackets and the bottom of the chassis. These mounting holes allow each mounting bracket to be adjusted forward or backward to mount the device further into, or out of the rack, depending on the installation requirements. Position the rackmount brackets over the appropriate holes.
2.Locate the four 
Rackmount Bracket Screws
Rackmount Bracket
| 46 | 42 | 38 | 34 | 30 | 26 | 
| 47 | 43 | 39 | 35 | 31 | 27 | 
| 48 | 44 | 40 | 36 | 32 | 28 | 
| 22 | 18 | 14 | 10 | 6 | 2 | 
 | 
| 23 | 19 | 15 | 11 | 7 | 3 | 13 | 
| 24 | 20 | 16 | 12 | 8 | 4 | 
 | 
24
| 
 | CPU | 
| 1 | PWR | 
| 12 | 
| RESET | 
SWITCH WORKGROUP ETHERNET
| 37 | 48 | 25 | 36 | 
Figure 3-3  Attaching the Rackmount Brackets
3.With the mounting brackets attached, position the