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Safety instructions
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 antistatic mat and antistatic wrist strap while
working on components inside the system.
NOTE: To ensure proper operation and cooling, all bays in the system must be populated at all
times with either a system component or with a blank.
Before working inside your system
1. Turn off the sled using the CMC.
2. Remove the sled from the enclosure.
3. Install the I/O connector cover.
After working inside your system
1. Install the sled in the enclosure.
2. Turn on the sled.
Recommended tools
You may need the following items to perform the procedures in this section:
• #1 and #2 Phillips screwdrivers
• #2 Phillips round screwdriver
• T8 and T10 Torx drivers
• Wrist grounding strap
• 5 mm and 6 mm Hex nut drivers
Sled
Removing the sled
Prerequisites
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.
1. Ensure that you read the Safety instructions.
2. Turn off the sled using the operating system commands or the CMC, and ensure that the front panel
indicator of the sled is not lit.
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