Introduction

This guide will show you how to remove the motherboard from the Lenovo Yoga-900-13ISK2. As an extra precaution, the battery should be removed first before proceeding with the rest of the device.

Flip the laptop so that the back panel is facing up. Remove the ten 4.0mm T6 Torx screws from the back of the laptop.
  • Flip the laptop so that the back panel is facing up.

  • Remove the ten 4.0mm T6 Torx screws from the back of the laptop.

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Gently lift the back cover off of the laptop.
  • Gently lift the back cover off of the laptop.

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Push the black battery cable towards the battery to disconnect it. Push the black battery cable towards the battery to disconnect it.
  • Push the black battery cable towards the battery to disconnect it.

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Remove the six #0 3.8mm Phillips screws from the battery. Remove the six #0 3.8mm Phillips screws from the battery.
  • Remove the six #0 3.8mm Phillips screws from the battery.

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Gently lift the battery out of the laptop chassis.
  • Gently lift the battery out of the laptop chassis.

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Using the plastic opening tool, gently pry the grey wire off the wifi card. Pry the black wire off the wifi card.
  • Using the plastic opening tool, gently pry the grey wire off the wifi card.

  • Pry the black wire off the wifi card.

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Remove the one #0 2.9mm Phillips screw from the base of the wifi card.
  • Remove the one #0 2.9mm Phillips screw from the base of the wifi card.

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Gently lift and pull the wifi card out. Gently lift and pull the wifi card out.
  • Gently lift and pull the wifi card out.

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Remove the one #0 2.9mm Phillips screw from the SSD. Remove the one #0 2.9mm Phillips screw from the SSD.
  • Remove the one #0 2.9mm Phillips screw from the SSD.

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Gently lift and wiggle the SSD side to side to remove it from the laptop chassis.
  • Gently lift and wiggle the SSD side to side to remove it from the laptop chassis.

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Push the cable away from the motherboard. Push the cable away from the motherboard. Push the cable away from the motherboard.
  • Push the cable away from the motherboard.

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Remove the two #0 2.9mm Phillips screws from the daughter board. Remove the two #0 2.9mm Phillips screws from the daughter board. Remove the two #0 2.9mm Phillips screws from the daughter board.
  • Remove the two #0 2.9mm Phillips screws from the daughter board.

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Lift the daughter board with the plastic opening tool.
  • Lift the daughter board with the plastic opening tool.

  • You will hear two clicks when lifting the daughter board.

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Lift the daughter board, unrouting the wireless cables from their plastic holders, and place it to the side. Lift the daughter board, unrouting the wireless cables from their plastic holders, and place it to the side. Lift the daughter board, unrouting the wireless cables from their plastic holders, and place it to the side.
  • Lift the daughter board, unrouting the wireless cables from their plastic holders, and place it to the side.

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Gently lift the metal tabs on the daughter board to free the wires. Gently lift the metal tabs on the daughter board to free the wires. Gently lift the metal tabs on the daughter board to free the wires.
  • Gently lift the metal tabs on the daughter board to free the wires.

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Detach the five flat flex cables attached to the motherboard as follows: 1. Flip the cable holder up with a finger nail 2. Pull on the tab to remove the cable.
  • Detach the five flat flex cables attached to the motherboard as follows:

    • 1. Flip the cable holder up with a finger nail

    • 2. Pull on the tab to remove the cable.

  • The large black flat flex labeled 'MB' does not have a tab so gently tug the cable free from the end after flipping the cable holder.

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Remove the four #0 2.3mm Phillips screws holding down the motherboard. Remove the two #0 2.9mm Phillips screws holding down the fan. Remove the two #0 2.9mm Phillips screws holding down the fan.
  • Remove the four #0 2.3mm Phillips screws holding down the motherboard.

  • Remove the two #0 2.9mm Phillips screws holding down the fan.

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Make sure the motherboard and fan are not caught on anything when flipping it over. Gently lift and flip the motherboard over. Gently lift and flip the motherboard over.
  • Make sure the motherboard and fan are not caught on anything when flipping it over.

  • Gently lift and flip the motherboard over.

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Flip the cable lock holding down the monitor connector. Remove the monitor connector by tugging on the tab. Remove the monitor connector by tugging on the tab.
  • Flip the cable lock holding down the monitor connector.

  • Remove the monitor connector by tugging on the tab.

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Conclusion

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

Nathan Lui

Member since: 04/10/2017

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Cal Poly, Team S13-G6, Forte Spring 2017 Member of Cal Poly, Team S13-G6, Forte Spring 2017

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