Figure 115. Installing the control panel assemblyNext steps1. Install the cooling fan assembly.2. Follow the procedure listed in After working inside your system on page 28.Trusted Platform ModuleUpgrading the Trusted Platform ModulePrerequisites1. Follow the safety guidelines listed in Safety instructions on page 27.2. Follow the procedure listed in Before working inside your system on page 28.NOTE:● Ensure that your operating system supports the version of the TPM module being installed.● Ensure that you download and install the latest BIOS firmware on your system.● Ensure that the BIOS is configured to enable UEFI boot mode.About this taskCAUTION: If you are using the Trusted Platform Module (TPM) with an encryption key, you may be promptedto create a recovery key during program or System Setup. Work with the customer to create and safely storethis recovery key. When replacing this system board, you must supply the recovery key when you restart yoursystem or program before you can access the encrypted data on your hard drives.CAUTION: Once the TPM plug-in module is installed, it is cryptographically bound to that specific system board.Any attempt to remove an installed TPM plug-in module breaks the cryptographic binding, the removed TPMcannot be reinstalled or installed on another system board.120 Installing and removing system components