Acer AcerPower ST Power ST User Guide - Page 27

17 Upgrading Your System You can quickly and easily expand your AcerPower computer system by adding additional components. Alternatively, you can upgrade existing components to provide enhanced performance. Installation precautions Before you install any computer component, we recommend that you read the following sections. These sections contain important ESD precautions along with preinstallation and post-installation instructions. ESD precautions Electrostatic discharge (ESD) can damage your processor, disk drives, expansion boards, and other components. Always observe the following precautions before you install a computer component: 1 Do not remove a component from its protective packaging until you are ready to install it. 2 Wear a wrist grounding strap and attach it to a metal part of the computer before handling components. If a wrist strap is not available, maintain contact with the computer throughout any procedure requiring ESD protection. Preinstallation instructions Always observe the following before you install any component: 1 Turn off your computer and all the peripherals connected to it before opening it. Then unplug all cables from the power outlets. 2 Open your computer according to the instructions on page 53. 3 Follow the ESD precautions described above before handling a computer component. 4 Remove any expansion boards or peripherals that block access to the DIMM sockets or component connector. 5 See the following sections for specific instructions on the component you wish to install.