Overland Storage SnapExpansion DX Series, Replacement Instructions

10400396-001   07/2012

©2012 Overland Storage, Inc.

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Page 2 of 3

Chassis Replacement Instructions

Remove Unit from Rack

WARNING:  It is recommended that a mechanical lifter (or at 
least two people) be used during rack installation or removal 

to prevent injury.

AVERTISSEMENT:  Pour éviter toute blessure il est 
recommande qu'un monte-charge (ou deux personnes au 

moins) soit utilisé lors de l'installation ou de l'enlèvement du 
support.

1.

Release the two 

captive screws

 on the bottom front left 

and right sides, and slide the chassis out until it stops.

2.

Release the rail 

locks

 and slide the chassis out onto the 

lifter.

3.

Move the chassis onto a secure 

ESD-safe surface

.

4.

Unpack the 

new chassis

 and place it next to the old 

chassis.

Transfer Components

Move Inner Sliding Rails

You need to move the attached inner slide rails to the new 
chassis:

1.

Remove and retain the 

three screws

 holding one of the 

rails on the side of the old chassis.

2.

Position the rail on the same side on the 

new chassis

, 

and secure it with the 

retained screws

.

3.

Repeat 

Steps 1–2

 for the 

other rail

.

Move the Power Supplies

1.

While pressing the release latch toward the handle, pull 
the 

power supply handle

 to slide out of the old chassis.

2.

Slide the power supply into a bay of the 

new chassis

 until 

it locks (clicks).

3.

Repeat steps 

Steps 1–2

 for the 

remaining

 power supply.

Install New Chassis in Rack

Install the Chassis

1.

Fully extend the 

middle

 rails out of the rack.

2.

Using the mechanical lifter, position the 

chassis 

in front 

of the middle rails.

3.

Connect the expansion rails into the middle rails, and 
slide the 

unit

 all the way to the rear.

4.

Secure the unit using the 

two captive screws

 at the 

bottom of the flanges.

Old Chassis

New Chassis

ESD-safe Surface

Screws

Side View

Press