How to Replace the System Board on a Dell Tower DT1265

This video demonstrates the process of removing and installing the System Board on a Dell Tower DT1265.

In this video, we show how to replace the system board on your computer. The action in the following video should be performed by a Dell certified technician. Before working inside your system, review all safety guidelines to protect the system and ensure your personal safety.

For full safety information, view the Service Manual at: Dell.com/Support Before you begin, remove the left side cover, coin-cell battery cover, coin-cell battery, front cover, drive bay, memory module, solid-state drive, wireless card, fan shroud, and processor fan and heatsink assembly.

To remove the system board, remove the screws securing the IO bracket. And remove the bracket. Disconnect all the cables. Then loosen the screws. Then lift the system board up slightly. Move it forward before removing it. To install the system board, slide the IO ports into the slot.Then align it with the screw holes on the chassis.

Replace the screws to secure it. Reconnect all the cables. Align and secure the IO bracket. And replaced the screw to secure it. For more information or support, visit: Dell.com/Support.