EqualLogic FS7500 Installation and Setup 2 Hardware Rack Mounting7. Insert each power module into the BPS chassis. See Inserting Each Power Module into the BPS Chassis onpage 22.8. Attach the bezel on the front of the BPS. See Attaching the BPS Bezel on page 22.These steps are described in detail in the following sections.Positioning the BPS RailsOrient the left and right BPS rails in the position in which you will install them in the rack. Make sure that theFRONT label is toward the front of the rack. Make sure that the label is not upside down.Figure 10: Positioning the BPS RailsAttaching the BPS Rails to the RackSee Figure 11 and follow these steps for each rail:1. Verify where to place the BPS rails in the rack. See Guidelines for Installing Mounting Rails in a Rack onpage 13.2. From the front of the rack, fit the rear portion of the rail in the desired U holes on the outside of the rear postand pull the rail forward until the latch locks in place (Callout 1). Make sure that the bracket is flush with therack.3. Pull the front end of the rail past the front post.4. Fit the front portion of the rail in the desired U holes on the post and push the rail into the rack until the latchlocks in place (Callout 2). You should hear the latch click twice. Make sure that the front bracket is flushwith the rack.Check both ends of the rails to ensure they are fully seated in the same rack hole positions and that the rails arelevel.15