Chassis | 154ChassisThis chapter provides instructions to rack mount your chassis into a standard 19-inch or 23-inchequipment rack.• Unpack the System Components• Install the Equipment Rack Shelf Bar• Mount the Chassis in a Rack• Mount the Chassis in a CabinetInstall the ChassisInstalling the chassis is a three-step process:1 Unpack the System Components2 Install the Equipment Rack Shelf Bar3 Mount the Chassis in a Rack or Mount the Chassis in a CabinetUnpack the System ComponentsTo prevent electrostatic discharge (ESD) wear an ESD-preventative wrist or foot-heal ground strap whenhandling system components.1 Remove all contents from the shipping packaging. After you remove the original packaging, placeRPMs, SFMs, and line cards on an antistatic surface.2 Move the chassis to the rack. The packaging and contents weigh approximately 400 pounds. Theunpacked chassis and floater pallet weigh approximately 100 pounds. Use a hand cart, pallet jack, orforklift to lift and move the chassis.CAUTION: Lift the chassis from the bottom only. Lifting by the chassis shelves or fan tray opening mightdamage the chassis.CAUTION: Do not remove the chassis front shipping cover until you have installed the chassis; this protectivecover prevents damage to the internal framework and EMI seals.Install the Equipment Rack Shelf BarThe rack shelf bar (Figure 4-1 ) enables you to easily position the chassis into the rack and provides theunit additional support.