661 Brea Canyon Rd., Suite 3Walnut, CA 91789tel: 909.598.7388, fax: 909.598.0218© Copyright 2009 Acnodes, Inc.All rights reserved. Product description and product specificationsare subject to change without notice. For latest product information,please visit Acnodes’ web site at www.acnodes.com.RMC 71891U Rackmount SystemInstalling the Heatsink1. Place the heatsink on top of the CPU so that the four mounting holes are aligned with those on theretention mechanism.2. Remove the thin layer of protective film from the copper core of the heatsink.Warning: The CPU may overheat if the protective film is not removed from the heatsink.3. Apply the proper amount of ther- mal grease on the CPU. If your heatsink came with a thermal pad,please ignore this step.4. Screw in two diagonal screws (i.e. the #1 and the #2 screws) until just snug (do not over-tighten thescrews, which may damage the CPU.)5. Finish the installation by fully tight- ening all four screws.