6 Installation GuideRack SpecificationsCAUTION: The rack meets the specifications of American National StandardsInstitute (ANSI), Consumer Electronics Association (CEA) Standard EIA/CEA-310-E,International Electrotechnical Commission (IEC) 60297-3-100, and Deutsche IndustrieNorm (DIN) 41494.Before You BeginWARNING: Before you begin installing your rack, carefully read "ImportantSafety Information," as well as the safety instructions that came with the rack.WARNING: When installing multiple systems in a rack, complete all of theprocedures for the current system before attempting to install the next system.WARNING: Rack cabinets can be extremely heavy and move easily on thecasters. The cabinet has no brakes. Use extreme caution while moving the rackcabinet. Retract the leveling feet when relocating the rack cabinet. Avoid long orsteep inclines, rough surfaces, or ramps where loss of cabinet control may occur.Extend the leveling feet for support and to prevent the cabinet from rolling.WARNING: Avoid rolling the rack cabinet over rough surfaces. Hard impacts tothe casters could cause them to break, and the rack could become unstable andmay tip over.WARNING: Do not attempt to move your rack with components installed. If youmove a fully loaded rack on a slightly uneven surface, the rack may becomeunstable and may tip over.Important Safety InformationObserve the safety precautions in the following subsections when installingyour system in the rack.WARNING: You must strictly follow the procedures in this document to protectyourself as well as others who may be involved. Your system may be very largeand heavy, and proper preparation and planning are important to prevent injuryto yourself and to others. This becomes increasingly important when systemsare installed high up in the rack.