HP Pavilion Elite d5100 Upgrading and Servicing Guide - Page 8

Opening the Computer Before you upgrade any component in your computer, prepare the computer so you can safely handle it and its components. Read the following before attempting to upgrade or service the computer: Print out this document before attempting any removal/replacement procedures. These procedures assume familiarity with the general terminology associated with computers and with safety practices and regulatory compliance required for using and modifying electronic equipment. Write down and save the system model number and serial number, all installed options, and other information about the system. If you need this information later, you will not need to open and examine the computer. CAUTION: Static electricity can damage the electronic components of the computer or optional equipment. Ensure that you are discharged of static electricity by briefly touching a grounded metal object. HP recommends that you use an antistatic wrist strap and a conductive foam pad when working on system electronic components. Have a Phillips and flathead screwdriver on hand (magnetic-tipped head is optimal). Preparing the Computer To avoid injury and equipment damage, always follow this procedure before opening the computer: 1 Remove any of the following: Memory card from the memory card reader Optical disc (CD or DVD) from the optical drive Personal Media Drive Pocket Media Drive from the Pocket Media Drive bay 2 Turn off the computer. Click the Windows Vista start button™ , click the Arrow button next to the Lock button, and then click Shut Down. 3 Disconnect the modem/telephone cable, if present. CAUTION: Always disconnect the modem cord from the telephone system before opening the cover. 4 Upgrading and Servicing Guide