Dell Precision T5400 User's Guide - Page 179

11 Replace the computer cover (see "Replacing the Computer Cover" on page 161). NOTICE: To connect a network cable, first plug the cable into the network device and then plug it into the computer. 12 Connect your computer and devices to electrical outlets, and turn them on. 13 Enter the system setup program (see "System Setup" on page 89) and restore the settings that you recorded in step 1. 14 Properly dispose of the old battery. For more information, see your Product Information Guide. Processor CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components. You can do so by touching an unpainted metal surface on the computer. Removing the Processor 1 Follow the procedures in "Before You Begin" on page 151. 2 Remove the computer cover (see "Removing the Computer Cover" on page 153). 3 Rotate the hard-drive carrier out of the computer (see "Rotating the Hard Drive Carrier Out of the Computer" on page 156). 4 Rotate the processor access door to its open position. Adding and Replacing Parts 179