10
EMC Rails and Enclosures (CX3-10 Class and CX3-20 Class Storage Systems) Field Installation Guide
Installing a 1U storage processor enclosure (SPE3) in a cabinet
Refer to Figure 5 as you perform steps 3 through 6.
3. Pull the adjustable rail forward to the inner side of the front 
channel (the surface facing the rear of the cabinet), and align the 
three holes on the rail with those in the channel.
4. Secure the rail to the front channel using one of the provided 
screws at the top hole of the rail. Leave the screw slightly loose to 
allow for adjustment after you install the enclosure.
5. Repeat steps 2 through 4 on the left side, with the left rail. 
6. From the rear of the cabinet, use two of the provided screws to 
secure each rail to the rear channel. Tighten the screws.
Figure 5 Installing the adjustable mounting rails
EMC3430
Right rear
Screw (2)
Mounting rail
Alignment pin
Left front
Screw (1)
Mounting rail
Alignment pin
Alignment pin
Adjustable rail
Front