Introduction

To replace the motherboard of the Lenovo Yoga 3 14, you need a PH0 screwdriver, a spudger, and tweezers. Some parts require you to use your hands to disconnect some components from the motherboard.

Remove the eleven 6mm T5 Torx screws from the back case.
  • Remove the eleven 6mm T5 Torx screws from the back case.

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Insert the plastic opening tool into the long side of the case backing and slide it the entire length of the laptop. Gently lift the backing off the laptop. Gently lift the backing off the laptop.
  • Insert the plastic opening tool into the long side of the case backing and slide it the entire length of the laptop.

  • Gently lift the backing off the laptop.

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Remove the four 3mm PH#0 screws surrounding the battery.
  • Remove the four 3mm PH#0 screws surrounding the battery.

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Gently lift the battery and use the plastic opening tool to remove the battery's connection to the laptop. Gently lift the battery and use the plastic opening tool to remove the battery's connection to the laptop. Gently lift the battery and use the plastic opening tool to remove the battery's connection to the laptop.
  • Gently lift the battery and use the plastic opening tool to remove the battery's connection to the laptop.

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Remove the two  3mm screws using the  PH#0 screwdriver head. Unscrew the three 4mm screws using PH#1 (the larger screws do not come off the are attached to the housing unit of the cooling fan).
  • Remove the two 3mm screws using the PH#0 screwdriver head.

  • Unscrew the three 4mm screws using PH#1 (the larger screws do not come off the are attached to the housing unit of the cooling fan).

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Use tweezers to disconnect the fan. Unwrap the white and black wires from around the fan case. Unwrap the white and black wires from around the fan case.
  • Use tweezers to disconnect the fan.

  • Unwrap the white and black wires from around the fan case.

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Gently lift the fan out of the laptop.
  • Gently lift the fan out of the laptop.

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Unscrew the three 3mm screws from the bottom right hinge using a PH0 screwdriver.
  • Unscrew the three 3mm screws from the bottom right hinge using a PH0 screwdriver.

  • Remove the one 4mm screw that connects the hinge to the motherboard.

Step 8a: photo shows location of three 3mm screws. However, only 2 screws are present. The hole in the lower right of the image receives one of the housing cover screws.

Gary Hughes - Reply

Using the tweezers, disconnect the white and black cables connecting the motherboard to the screen. Using the tweezers, disconnect the white and black cables connecting the motherboard to the screen.
  • Using the tweezers, disconnect the white and black cables connecting the motherboard to the screen.

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Using tweezers, disconnect the second cable connecting the screen to the motherboard. Using tweezers, disconnect the second cable connecting the screen to the motherboard.
  • Using tweezers, disconnect the second cable connecting the screen to the motherboard.

To disconnect this cable, lift straight up.

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Lift the plastic clip connecting the USB port cable to the motherboard. Gently use tweezers to remove the cable.
  • Lift the plastic clip connecting the USB port cable to the motherboard.

  • Gently use tweezers to remove the cable.

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Using tweezers, undo the plastic clip holding the ribbon in place and gently pull the ribbon to remove it. Using tweezers, undo the plastic clip holding the ribbon in place and gently pull the ribbon to remove it.
  • Using tweezers, undo the plastic clip holding the ribbon in place and gently pull the ribbon to remove it.

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Gently lift the clip holding down the blue ribbon connection the touch pad to the motherboard. Use tweezers to disconnect the ribbon. Gently lift the clip holding down the blue ribbon connection the touch pad to the motherboard. Use tweezers to disconnect the ribbon.
  • Gently lift the clip holding down the blue ribbon connection the touch pad to the motherboard. Use tweezers to disconnect the ribbon.

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Undo the clips holding the blue and brown ribbon to the motherboard. Use tweezers to gently remove both ribbons. Undo the clips holding the blue and brown ribbon to the motherboard. Use tweezers to gently remove both ribbons.
  • Undo the clips holding the blue and brown ribbon to the motherboard. Use tweezers to gently remove both ribbons.

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Place one hand on the hard drive and gently gripping the black connector, pull it away from the hard drive to disconnect.
  • Place one hand on the hard drive and gently gripping the black connector, pull it away from the hard drive to disconnect.

  • Our laptop did not have the hard drive with it, but this is where it would be located.

Seems like it might be better to slide out the blue ribbon connector.

Gary Hughes - Reply

Carefully lift the motherboard away from the laptop.
  • Carefully lift the motherboard away from the laptop.

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Conclusion

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

One other person completed this guide.

Mohammed

Member since: 09/28/2016

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USF Tampa, Team 3-2, Passmore Fall 2016 Member of USF Tampa, Team 3-2, Passmore Fall 2016

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One Comment

Hi, Is the i7 motherboard version is the same size ,ports and screws as i5 ??

Is there any issue if i replace my old i5 with i7 ? ignoring battery performance.

please advice.

ahmedbazy - Reply

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