Upgrading Your Server 9-27Installation and RemovalInstall or remove an interface card for connecting hard disk drive in the following procedure.1. After the shutdown processing for the CPU blade to be removed, turn off the power of theCPU blade.2. Take out the CPU blade from the Blade Enclosure.Refer to the User's Guide of the Blade Enclosure.3. Place the CPU blade on anti-static sheet with little dust.4. Remove the hard disk drive.5. Remove the two screws fixing the top cover.6. Firmly hold the cover, move it slightly toward the rear of the blade, then lift the cover toremove it from the CPU blade.IMPORTANT: Handle the cover carefully so as not to make it contactwith any electronic devices on the CPU blade.