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Installing and removing system
components
Safety instructions
WARNING: 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 when the system is 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.
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 came with the product.
NOTE: It is recommended that you always use a static mat and static strap while working on
components inside the system.
NOTE: To make sure proper operation and cooling, all bays in the system must be populated at all
times with either a module or with a blank.
Recommended tools
You need the following tools to perform the removal and installation procedures:
• Key to the bezel lock. This is only required when you have a bezel.
• #2 Phillips screwdriver
• #1 Phillips screwdriver
• T6, T8, T10, and T15 Torx screwdrivers
The following tools are required for assembling cables for a DC power supply unit (PSU):
• AMP 90871-1 hand-crimping tool or equivalent
• Tyco Electronics 58433-3 or equivalent
• Wire-stripper pliers capable of removing insulation from size 10 AWG solid or stranded, insulated
copper wire
NOTE: Use alpha wire part number 3080 or equivalent (65/30 stranding).
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