Owners Manual

Figure 20. Installing the slim optical drive blank
1. slim optical drive blank
2. optical drive blank lock
Related references
Safety instructions on page 48
Related tasks
After working inside your system on page 49
Cooling fans
Your system supports hot-swappable cooling fans.
NOTE:
In the event of a issue with a particular fan, the fan number is referenced by the system management software,
allowing you to easily identify and replace the proper fan by noting the fan numbers on the cooling-fan assembly.
Removing cooling fan
Prerequisites
1. Ensure that you read the Safety instructions section in this document.
2. Follow the procedure listed in the Before working inside your system section in this document.
NOTE:
Opening or removing the system cover when the system is ON may expose you to a risk of electric shock. Exercise
utmost care while removing or installing cooling fans.
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: The cooling fans are hot-swappable. To maintain proper cooling while the system is on, replace only
one fan at a time.
CAUTION: Do not operate the system with the cover removed for a duration exceeding five minutes.
NOTE: The procedure for removing each fan is identical.
Installing and removing system components 71