Dell Dimension 2010 Service Manual - Page 59
System Board, Removing the System Board
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12 System Board WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. WARNING: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the cover. WARNING: Do not operate your equipment with any cover(s) (including computer covers, bezels, filler brackets, front-panel inserts, etc.) removed. CAUTION: Do not perform the following steps unless you are familiar with hardware removal and replacement. Performing these steps incorrectly could damage your system board. For information on contacting Dell, see the Setup Guide. Removing the System Board 1 Follow the procedures in "Before You Begin" on page 11. 2 Remove the computer cover (see "Removing the Computer Cover" on page 15). 3 Remove any add-in cards on the system board (see "Removing PCI and PCI Express Cards" on page 25). 4 Remove the processor fan and heat sink assembly (see "Removing the Processor Fan and Heat Sink Assembly" on page 51). 5 Remove the processor (see "Removing the Processor" on page 55). 6 Remove the memory modules (see "Removing Memory Module(s)" on page 21) and document which memory module is removed from each memory module connector so that the memory modules can be installed in the same location after the board is replaced. 7 Disconnect all cables from the system board. Note the routing of all cables as you remove them so that you can re-route them correctly after installing the new system board. 8 Remove the six screws from the system board. System Board 59