Introduction

This guide shows the user how to remove the case, battery, speaker, and camera from the Tagital T7X and replace the motherboard. Some soldering is required.

Image 1/3: Insert the plastic opening tool into the crack and  pry open the tablet. Move the tool along the edge, while continuing to pry up the casing. Image 2/3: Insert the plastic opening tool into the crack and  pry open the tablet. Move the tool along the edge, while continuing to pry up the casing. Image 3/3: Insert the plastic opening tool into the crack and  pry open the tablet. Move the tool along the edge, while continuing to pry up the casing.
  • Place the Tagital T7X on a sturdy surface.

  • Insert the plastic opening tool into the crack and pry open the tablet. Move the tool along the edge, while continuing to pry up the casing.

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Image 1/3: Gently lift the black tape up to see the ribbon cable socket. Image 2/3: Gently lift the black tape up to see the ribbon cable socket. Image 3/3: Gently lift the black tape up to see the ribbon cable socket.
  • Remove the ribbon cable on the top left corner of the mother board.

  • Gently lift the black tape up to see the ribbon cable socket.

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Image 1/3: Image 2/3: Image 3/3:
  • Push both side buttons away from the socket by using a spudger.

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Image 1/2: Don't be afraid to use some force for this step. Image 2/2: Don't be afraid to use some force for this step.
  • Gently pull the ribbon cable away from the socket.

  • Don't be afraid to use some force for this step.

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Image 1/2: Touch the tip of the soldering iron to the solder connecting the positive (red) wire. Image 2/2: Pull back on the wire with the iron in place, removing it from the hot solder.
  • The soldering iron can destroy components on the motherboard. Only touch the soldering iron to the solder already on the board.

  • Touch the tip of the soldering iron to the solder connecting the positive (red) wire.

  • Pull back on the wire with the iron in place, removing it from the hot solder.

  • Repeat this step for the negative wire.

  • The solder will be melted almost instantly. There is no need to hold the iron on the solder for than a second or two. Visit IFixit's soldering guide for more info.

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Image 1/2: Image 2/2:
  • Remove the speaker from the motherboard.

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Image 1/2: Image 2/2:
  • Follow the attached wires to the positive and negative connections.

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Image 1/3: Touch the tip of the soldering iron to the solder connecting the negative wire. Image 2/3: Pull back on the wire with the iron in place, removing it from the hot solder. Image 3/3: The solder will be melted almost instantly. There is no need to hold the iron on the solder for more than a second or two. Visit [https://www.ifixit.com/Guide/How+To+Solder+and+Desolder+Connections/750|iFixit's soldering guide] for more info.
  • The soldering iron can destroy components on the motherboard. Only touch the soldering iron to the solder already on the board.

  • Touch the tip of the soldering iron to the solder connecting the negative wire.

  • Pull back on the wire with the iron in place, removing it from the hot solder.

  • The solder will be melted almost instantly. There is no need to hold the iron on the solder for more than a second or two. Visit iFixit's soldering guide for more info.

  • Repeat this step for the positive wire.

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Image 1/3: The adhesive used to hold the battery down is very strong. Don't be afraid to use some force. Image 2/3: The adhesive used to hold the battery down is very strong. Don't be afraid to use some force. Image 3/3: The adhesive used to hold the battery down is very strong. Don't be afraid to use some force.
  • Use the nylon spudger to pry the battery from the back of the screen. Work your way around the edges, similar to opening the casing.

  • The adhesive used to hold the battery down is very strong. Don't be afraid to use some force.

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Image 1/2: Using the black spudger, gently push the tabs on each side of the socket to free the ribbon cable. Image 2/2: Using the black spudger, gently push the tabs on each side of the socket to free the ribbon cable.
  • Next we will disconnect the digitizer ribbon cable from the motherboard.

  • Using the black spudger, gently push the tabs on each side of the socket to free the ribbon cable.

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Image 1/2: Image 2/2:
  • Gently pull on the ribbon cable, separating it from the socket.

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Image 1/3: You will need the Phillips Screw #0 to remove the screws of the motherboard. Image 2/3: Using the screwdriver, with the PH#0 attachment, carefully unscrew the screws of the motherboard in order to remove it from the device. Image 3/3: Using the screwdriver, with the PH#0 attachment, carefully unscrew the screws of the motherboard in order to remove it from the device.
  • Next, we will unscrew the three PH#0 screws anchoring the motherboard into the case.

  • You will need the Phillips Screw #0 to remove the screws of the motherboard.

  • Using the screwdriver, with the PH#0 attachment, carefully unscrew the screws of the motherboard in order to remove it from the device.

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Conclusion

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

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Nikki Falato

Member since: 02/10/2016

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USF Tampa, Team 2-1, Sullivan Spring 2016 Member of USF Tampa, Team 2-1, Sullivan Spring 2016

USFT-SULLIVAN-S16S2G1

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