Dell OptiPlex 780 Ultra Small Form Factor Service Manual

Also see for OptiPlex 780: Setup and Features Information Tech Sheet Setting up User guide Technical guidebook Setup & features

Contents

Dell OptiPlex 780 Ultra Small Form Factor Service Manual Manual pdf 3 page image

Small flat-blade screwdriverPhillips screwdriverSmall plastic scribeFlash BIOS update program mediaTurning Off Your ComputerCAUTION: To avoid losing data, save and close all open files and exit all open programs before you turnoff your computer.1. Shut down the operating system:In Windows Vista®:Click Start , then click the arrow in the lower-right corner of the Start menu as shown below, and thenclick Shut Down.In Windows® XP:Click Start® Turn Off Computer® Turn Off.The computer turns off after the operating system shutdown process is complete.2. Ensure that the computer and all attached devices are turned off. If your computer and attached devices did notautomatically turn off when you shut down your operating system, press and hold the power button for about 6seconds to turn them off.After Working Inside Your ComputerAfter you complete any replacement procedure, ensure you connect any external devices, cards, and cables before turningon your computer.1. Replace the cover (see Removing the Cover).CAUTION: To connect a network cable, first plug the cable into the network device and then plug it intothe computer.2. Connect any telephone or network cables to your computer.3. Connect your computer and all attached devices to their electrical outlets.4. Turn on your computer.5. Verify that the computer works correctly by running the Dell Diagnostics. See Dell Diagnostics.Back to Contents Page