13
 
Install VNX5300 SPS rails
Rear 
Front 
Alignment pin
Threaded 
screw holes
Detail
The rails must be aligned carefully. Two people are required to install the components.
The Standby power supply (SPS) is a 1U component and uses a 1U adjustable rail kit. Start any 
installation at the bottom of the space allowed in your cabinet.
1.  Insert the adjustable rail slide and seat the alignment pin into the rear channel of 
 your cabinet. 
2.  Place the alignment pin into the hole just above a standard unit (U) marking.
3.  Extend the rail and align the front of the rails as shown. 
4.  Insert two retention screws in the front and two retention screws in the back of each rail  
  as shown in 
the illustration.