Dell PowerEdge R740xd2 EMC Installation and Service Manual - Page 45
Installing and removing system components, Safety instructions
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5 Installing and removing system components Topics: • Safety instructions • Before working inside your system • After working inside your system • Recommended tools • Front bezel • System cover • Air shroud • Internal PERC riser • Cooling fans • Intrusion switch • Drive bay • Drives • Drive backplane bracket • Bay intrusion switch • Rear drive cage • Drive backplane • Cable routing • System memory • Processor and heat sink • Expansion cards and expansion card risers • M.2 SSD module • Optional IDSDM / vFlash module • LOM riser card • System battery • Optional internal USB memory key • Power supply units • Power interposer board • System board • Trusted Platform Module • Cable chain assembly • Control panel Safety instructions WARNING: Do not attempt to lift the system by yourself to avoid potential injury. Do not apply uneven force to either end of the system to prevent the chassis from distorting or bending. Keep the system parallel to the ground when lifting and moving it. WARNING: Opening or removing the system cover while the system is powered on may expose you to a risk of electric shock. NOTE: This product is intended for restricted access locations, such as a dedicated equipment room or equipment closet, in accordance with the National Electrical Code, American National Standards Institute (ANSI), National Fire Protection Association (NFPA) 70. Equipment Location - The equipment placed in the restricted access location that can be accessed only by the service personnel or users who have been instructed about the restrictions applied to the location. The location can be accessed using a tool or a key or any other means of security, and is controlled by the authority responsible for the location. Installing and removing system components 45