Introduction
The prerequisite guide that is recommended to read before this guide will cover removing the fan from a Dell Latitude E6510.
This guide will cover how to replace the USB ports whether they are damaged or you are replacing them as a precautionary item. The product is the Dell Latitude E6510 computer.
Before using this guide make sure that the computer is powered off and that you have a clean workspace in which it is easy to keep track of all parts.
This guide requires you to know how to use a soldering iron safely as well as having a basic knowledge of how to use tools like a screwdriver.
Tools
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            Remove the back plate from the back of the device 
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            Remove the 6 screws with the J1 screwdriver. 
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            once the screws are out, slide back panel towards front of the device and lift up 
 
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            Remove two screws holding the fan 
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            Slide from under copper heat sink 
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            Unplug connector and remove 
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            To reassemble, follow directions in reverse 
 
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            Remove the battery 
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            Flip the computer so that it is facing downward. 
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            Next locate the two black clips as shown in the image. 
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            Slide the clips toward the middle in order to release the battery. 
 
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            Remove the back plate from the back of the device. 
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            Using the Philips head screwdriver remove the 6 screws marked in red. 
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            Next, slide the panel down and then lift up til completely removed. 
 
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            Press the button on the side of the optical drive in order to release the pull tab. 
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            Next, pull out the optical drive located on the lower left hand side. 
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            Locate the hard drive on the lower right hand side and remove it from the computer. 
 
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            Using the Philips head screwdriver unscrew the two screws holding the fan. 
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            Next, slide the fan out from under the copper heat sink. 
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            Unplug the connector marked in blue and remove the fan. 
 
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            Using the Philips head screwdriver unscrew the seven screws holding down the copper heat sink. 
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            Lift the heat sink slightly and slide out to remove it. 
 
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            Using a spudger remove the volume bar above the keyboard 
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            Using the Philips head screwdriver unscrew the two screws near the top of the keyboard. 
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            Lift the keyboard membrane slightly by tab, and slide the keyboard towards the screen in order to remove. 
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            Using the Philips head screwdriver unscrew the three screws marked in green. 
 
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            Using the Philip head screwdriver unscrew the eight screws holding down the chassis to get to the USB ports. 
 
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            Remove the USB port by using a soldering iron to take out the connections on either side of the port. 
 
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To reassemble your device, follow these instructions in reverse order.