Chapter 4: Installing And Removing System Components; Safety Instructions - Dell EMC PowerEdge R240 Installation And Service Manual

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
• Cooling fans
• Drives
• Intrusion switch
• System memory
• Expansion cards and expansion card risers
• M.2 SSD module
• System battery
• Optional internal USB memory key
• Optional optical drive
• Processor and heat sink
• Optional IDSDM or vFlash module
• Drive backplane
• Cable routing
• Power supply unit
• System board
• Trusted Platform Module
• Control panel
Safety instructions
NOTE: Whenever you need to lift the system, get others to assist you. To avoid injury, do not attempt to lift the system by
yourself.
WARNING: Opening or removing the system cover while the system is powered on may expose you to a risk of
electric shock.
CAUTION: Do not operate the system without the cover for a duration exceeding five minutes. Operating the
system without the system cover can result in component damage.
CAUTION: Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by
your warranty. Read and follow the safety instructions that are shipped with your product.
CAUTION: To ensure proper operation and cooling, all bays in the system and system fans must be always
populated with a component or a blank.
NOTE: It is recommended that you always use an antistatic mat and antistatic strap while working on components inside
the system.
16 Installing and removing system components
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