Acer AB2x280 F1 Acer AB7000 Enclosure with AB2x280 F1 and AB460 F1 Blade Serve - Page 57

Heatsink removal and installation Removing the heatsink 1. Power down and remove the blade unit from the enclosure (see "Removing the blade unit" on page 36 for details). 2. Remove the cover of the blade unit (see "Removing/Replacing the blade cover" on page 38). 3. Loosen the two or four screws (depending on blade type) that secure the heatsink to the mainboard. 4. Remove the heatsink by gently rotating it back-and-forth sideways with your fingers to release it from the processor. Set the heatsink aside and upside-down so that nothing comes into contact with the thermal grease on its underside. AB2x280 F1 AB460 F1 Installing the heatsink 1. To install the heatsink, apply thermal grease to the top of the processor. (If reinstalling a heatsink, first clean off the old thermal grease with a clean, lint-free cloth.) 2. Place the heatsink on the processor then tighten two diagonal screws until snug, then the other two screws. 3. When all screws are snug, tighten them all to secure the heatsink to the mainboard. NOTE: Do not overtighten the screws as this may damage the processor or the heatsink. 4. Replace the cover on the blade unit and finish by installing the unit back into the blade enclosure. Hardware removal and installation 49