Acer AW2000ht-AW170ht F1 Acer AW2000ht w AW170htx F1 Server Service Guide - Page 55

CPU removal and installation The mainboard has two LGA 1366 processor sockets supporting dual-core or quad-core Intel Xeon processors. You have the option to upgrade the default processor or install a second one for a dual-processor configuration. Observe the following guidelines when replacing a processor. • The CPU 1 socket must always be populated. If no processor is installed in this socket, the system will fail to boot. • Before removing a processor, make sure to back up all important system files. • When installing a second processor, make sure it has same stepping and frequency specifications as the default processor. • Handle the processor and the heatsink assembly carefully. Damage to either may prevent the system from functioning properly. CAUTION: To avoid damage to the processor: • Handle the processor only by the edges. • Do not touch the bottom of the processor, especially the contact area. CAUTION: To avoid damage to the system board: • Do not touch the processor socket contacts. • Always install the processor socket cover after removing the processor from the socket. • Do not tilt or slide the processor when lowering the processor into the socket. Follow these steps: 1. Power down the server and unplug the power cord. 2. Remove the heatsink. See "Heatsink removal and installation" on page 47. 3. Remove the CPU. a. Release then lift the load lever ( ). b. Open the retention plate ( ) to expose the socket body. c. Grasp the installed processor by its edges and lift it out ( ) of its socket. d. Store the old processor inside an anti-static bag. 4. Remove the new processor from its protective packaging. 5. Install the new processor. Hardware removal and installation 49