User Guide
Polycom RMX 4000 Hardware Guide
1-13
Placing the RMX 4000 in a 23” Rack
1 Mounting the RMX 4000 on a 23” rack requires that first the handles 
and then the 19” brackets be removed from the MCU. This is shown 
in Figure 1-4.
Figure 1-4 Removing and attaching 19” and 23” brackets
2 After removal, attach the 23” brackets as provided in the Rack 
Installation Accessories kit, and re-install the handles to the 23” 
brackets. This is shown in Figure 1-5.
Figure 1-5 Installing the handles and brackets & detailed rear view of 23” bracket 
attachment
3 Mount the RMX on top of the rack brackets using the blades or place 
it on a rack mount shelf with chassis runners.
4 Fasten the RMX to the rack with 8 screws into the holes provided on 
the RMX’s front as shown in Figure 1-3.










