Preparing for Installation• Safety Recommendations and Warnings, on page 1• Safety with Electricity, on page 2• Site Requirements, on page 3• Mounting Requirements, on page 4• Power Guidelines and Requirements, on page 5• Network Cabling Specification, on page 5• Required Tools and Equipment, on page 5Safety Recommendations and WarningsReview the safety warnings listed in Regulatory Compliance and Safety Information for the Cisco 5100Enterprise Network Compute System before installing, configuring, or maintaining the device.Please read the following safety guidelines before you install this product:This warning symbol means danger. You are in a situation that could cause bodily injury. Before you workon any equipment, be aware of the hazards involved with electrical circuitry and be familiar with standardpractices for preventing accidents. Use the statement number provided at the end of each warning to locateits translation in the translated safety warnings that accompanied this device. Statement 1071WarningRead the installation instructions before you connect the system to its power source. Statement 1004WarningUltimate disposal of this product should be handled according to all national laws and regulations. Statement1040WarningInstallation of the equipment must comply with local and national electrical codes. Statement 1074WarningPreparing for Installation1