Introduction

The WIFI PCB is how your device is able to connect to the internet through an antenna. This may need replacement if your device refuses to connect to working WIFI when other devices can connect.

Remove the 2 rubber foot pads from the bottom with the small Plastic Opening tool. Remove the 2 rubber foot pads from the bottom with the small Plastic Opening tool.
  • Remove the 2 rubber foot pads from the bottom with the small Plastic Opening tool.

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Remove the 10 7.1 mm screws using Phillips #1 screwdriver. Remove the 10 7.1 mm screws using Phillips #1 screwdriver.
  • Remove the 10 7.1 mm screws using Phillips #1 screwdriver.

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Loosen the back cover by using a plastic opening tool all the way around the device.
  • Loosen the back cover by using a plastic opening tool all the way around the device.

    • There are areas all along the sides of the device that help aid in this.

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Remove the back cover by gently lifting up on one side of the device. The easiest side to lift up on is the one with the removed rubber foot pads.
  • Remove the back cover by gently lifting up on one side of the device.

    • The easiest side to lift up on is the one with the removed rubber foot pads.

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Remove the tape holding the speaker wire to the battery on both sides using a small opening tool. Remove the tape holding the speaker wire to the battery on both sides using a small opening tool.
  • Remove the tape holding the speaker wire to the battery on both sides using a small opening tool.

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Remove the 4 Phillips 3.2 mm screws holding the battery in place, with the Phillips #1 screwdriver. Remove the 4 Phillips 3.2 mm screws holding the battery in place, with the Phillips #1 screwdriver.
  • Remove the 4 Phillips 3.2 mm screws holding the battery in place, with the Phillips #1 screwdriver.

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To disconnect the wire from the mother board, gently press down with the flat end of Spudger and pull on the wire. Gently shaking the wire from left to right helps with the wire removal Gently shaking the wire from left to right helps with the wire removal
  • To disconnect the wire from the mother board, gently press down with the flat end of Spudger and pull on the wire.

    • Gently shaking the wire from left to right helps with the wire removal

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Remove the battery by gently pulling on the bottom corners. Be careful to move the battery's wire under the speaker's wire.
  • Remove the battery by gently pulling on the bottom corners.

    • Be careful to move the battery's wire under the speaker's wire.

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Locate the fan
  • Locate the fan

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Unscrew the 4 Phillip screws using a Phillips # 1 Screwdriver.
  • Unscrew the 4 Phillip screws using a Phillips # 1 Screwdriver.

    • These screws only loosen partially, they do not disconnect.

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The top wire is the fan's wire. Remove it by pulling it from the motherboard. The top wire is the fan's wire. Remove it by pulling it from the motherboard. The top wire is the fan's wire. Remove it by pulling it from the motherboard.
  • The top wire is the fan's wire. Remove it by pulling it from the motherboard.

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To remove the Wifi PCB wire lift up the hinged flap with your finger or with the aid of the spudger tool. After the flap is lifted, pull the wire up out of the connector socket. After the flap is lifted, pull the wire up out of the connector socket.
  • To remove the Wifi PCB wire lift up the hinged flap with your finger or with the aid of the spudger tool.

  • After the flap is lifted, pull the wire up out of the connector socket.

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Remove the headphone jack wire by pulling it out of the connector socket. Remove the headphone jack wire by pulling it out of the connector socket.
  • Remove the headphone jack wire by pulling it out of the connector socket.

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Remove the Phillip 3.6 mm screw from the fan using a  Phillips #1 screwdriver.
  • Remove the Phillip 3.6 mm screw from the fan using a Phillips #1 screwdriver.

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Lift up on the metal plate that hold the screws to start removing the fan.
  • Lift up on the metal plate that hold the screws to start removing the fan.

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Once lifted, you will notice that there are two wires tucked under plastic tunnels on the right side of the fan. Remove these wires. These wires require you to gently pull them out of there tunnel. Once the wires are removed the fan should be removed entirely.
  • Once lifted, you will notice that there are two wires tucked under plastic tunnels on the right side of the fan. Remove these wires.

    • These wires require you to gently pull them out of there tunnel.

  • Once the wires are removed the fan should be removed entirely.

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The WiFi PCB is located next to the fan.
  • The WiFi PCB is located next to the fan.

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Remove the Phillips 3.7 mm screw using a Phillips #1 screwdriver.
  • Remove the Phillips 3.7 mm screw using a Phillips #1 screwdriver.

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Gently remove the WiFi PCB by pulling upward.
  • Gently remove the WiFi PCB by pulling upward.

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Conclusion

To reassemble your device, follow these instructions in reverse order.

Jillian Thomas

Membre depuis le 14/10/2017

150 Réputation

4 tutoriels rédigés

Équipe

USF Tampa, Team S1-G121, Cagle Fall 2017 Membre de l'équipe USF Tampa, Team S1-G121, Cagle Fall 2017

USFT-CAGLE-F17S1G121

3 membres

6 tutoriels rédigés

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