1. Open the system. See "Opening the System" in "Troubleshooting Your System."2. Compress the two latches on the top of the fan, then remove the fan. See Figure 6-3.Figure 6-3. Installing and Removing a System FanInstalling a System Fan1. Open the system. See "Opening the System" in "Troubleshooting Your System."2. Orient the fan so that its bottom power connector is on the same side as the fan connector on the bottom of the fan bay.3. Slide the fan into the fan bay, and then gently press it until it locks into position.Cooling ShroudThe cooling shroud directs airflow within the system.Removing the Cooling ShroudTo remove the cooling shroud, use the four finger holes to lift the shroud straight up from the system. See Figure 6-4.Figure 6-4. Removing and Installing the Cooling ShroudCAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs asauthorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is notauthorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs asauthorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is notauthorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.NOTICE: Do not remove the cooling shroud if the system is turned on. The cooling shroud must be installed to direct the airflow from the fans.