ZyXEL XS3900 Series User Guide - Page 4

Chapter 1 Rack Mounting Kit 4 Position the bigger rear mounting bracket on one side at the rear of the Switch (the modules are at the rear of the Switch), lining up the four screw holes on the bracket with the screw holes on the side of the Switch depending on the depth of the rack. The brackets support rack depth of 90 cm, 100cm and 120 cm. 5 Use a screwdriver to install the M4 screws through the mounting bracket holes into the Switch. 6 Repeat step 4 to install the second rear mounting bracket on the other side of the Switch. Rear Bracket 120 cm rack depth or 100 cm rack depth or 90 cm rack depth Front Bracket You may now mount the Switch on a rack. Proceed to the next section. 1.3 Mounting the Switch on a Rack Use the rack screws (larger than the M4 screws) to mount the Switch with brackets on the rack. 4 RM410 Hardware Installion Guide