Tools Featured in this Teardown


This wireless router stopped working, so I wanted to take a look at it's innards.

This teardown is not a repair guide. To repair your Linksys BEFW11S4, use our service manual.

Waiting to be disassembled...
  • Waiting to be disassembled...

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Remove antennas.
  • Remove antennas.

  • Remove nuts and washers around antenna connectors.

  • Push in antenna connectors.

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  • Remove feet (with flat-head screwdriver, fingernails, etc).

  • Unscrew the screws.

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  • Pull apart blue front from black back with a LOT of force.

  • Slide and pull up bottom. (Make sure the antenna connectors get through.)

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  • Twist and pull out antenna connector feeds.

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  • Pull up RF shield from motherboard.

  • Unscrew the motherboard from the bottom.

  • Push the motherboard forward (as in this picture) to unlatch it from the bottom.

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  • Some people have a card where you have to unscrew it. If that is your case, do that. The instructions below is for my type of router.

  • Push the card forward to deattach the pins.

  • Remove the card from the metal holdster.

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  • Here are the markings on the motherboard chips. If you have any info on these chips, please comment!

  • Macronix 29F040QC-90

  • ISSI IS41C16100S-50K


  • RMC RTL8019AS

  • Bothhands FB2022

  • Bothhands 40ST1041E

  • Kendin KS8995. Kendin has since been bought by Micrel.

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  • Enjoy!

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Member since: 04/18/2010

65 Reputation

1 Guide authored


what is that card inside this router

hartiTube - Reply

Thank you. I accomplished this task. Except my antenna wires were soldered to the board.

Darren - Reply

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