support.dell.com Rack Installation Guide 1-5Two-Post Flush-Mount Rack Kit InstallationThis procedure provides instructions for installing a Dell system in a two-post open-frame relay rack, such as those found in telecommunications equipment facilities.Both 3-inch and 6-inch wide 2-post racks are accommodated.The two-post open-frame relay rack must be properly secured to the floor, to theceiling or upper wall, and where applicable, to adjacent racks, using floor and wallfasteners and bracing specified or approved by the rack manufacturer or by industrystandards. Refer to the two-post open-frame relay rack manufacturer’s installationdocumentation for precautionary warnings and information before attempting thisinstallation.CAUTION: Do not attempt to install the system into a two-post open-framerelay rack that has not been securely anchored in place. Damage to thesystem and personal injury may result.See “Safety Instructions” found earlier in this guide for additional safety informationregarding rack installation.Rack Kit ContentsThe two-post flush-mount rack kit includes the following items (see Figure 1-4):ï Two flush-mount bracketsï Two inner mounting railsï Four 12-24 x 0.5-inch pan-head Phillips (or slotted) screwsï Four 10-24 x 0.25-inch flat-head slotted screws for securing the inner mountingrails to the sides of the systemï One 1-U template2D786bk0.book Page 5 Thursday, January 18, 2001 8:44 PM