How to Replace a Wireless Adapter on an Acer Aspire 5100-3949

Written by michael wallace
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How to Replace a Wireless Adapter on an Acer Aspire 5100-3949
Changing the wireless adaptor on your Acer laptop requires only a screwdriver. (screwdriver image by vnlit from

Your Acer Aspire 5100-model laptop comes equipped with a wireless adaptor. The laptop uses this device to connect wirelessly to the Internet. The wireless adaptor, also called a wireless or Wi-Fi receiver, is located in a compartment on the underside of the computer. That means it's easily accessible, so if you need to replace this component on your Acer laptop, you don't need to pay a technician to do it for you. In fact, you can complete the task in just a couple minutes.

Skill level:

Things you need

  • Phillips-head screwdriver

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  1. 1

    Turn off your Acer Aspire 5100-model laptop. Remove the power cable, close the display and turn the unit upside down.

  2. 2

    Disconnect the battery pack from its port on the underside of the computer.

  3. 3

    Locate the largest compartment on the underside of the computer. This compartment contains many components, such as the wireless receiver.

  4. 4

    Remove the screws holding the compartment cover in place and lift the cover up to reveal the internal components. The wireless receiver is the rectangular card located in the corner of the compartment and is labelled.

  5. 5

    Unplug the antenna cable connected to top of the receiver card and remove any screws holding it to the computer. Remove the card from the compartment.

  6. 6

    Fit a new Wi-Fi receiver card in place of the old one and reverse the steps for reassembly.

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