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Introduction |
| If the Dell Precision M3800 USB port(s) is/are faulty, use this guide to replace the nonfunctional USB ports. | | | The USB port allows different devices, such as printers, scanners, phones, mp3 players and others, to be connected to laptop without using a specific port or large connector. If the USB port is faulty, you will not be able to connect a device to the laptop, so a replacement is required. | | | Before using this guide, ensure that there is not any debris blocking the USB port, because this could disrupt connections. If there is something blocking the USB port, use an ESD-safe brush or small dust blower to clean it out. If this does not work, be sure to power down the laptop, and unplug from the external power source(s) before proceeding with the steps in this guide. To fully replace the USB ports in your device, you’ll need to know how to solder and desolder connections. Use the [https://www.ifixit.com/Guide/How+To+Solder+and+Desolder+Connections/750|How to Solder and Desolder Connections guide] for more information on how to properly use a soldering iron/station. |
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