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This guide will show you how to remove the motherboard from the Lenovo Yoga 3 Pro. As an extra precaution, the battery should be removed first before proceeding with the rest of the device.
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            Flip the laptop so that the back panel is facing up. 
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            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. 
 
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            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. 
 
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            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. 
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            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. 
 
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            Gently lift and pull the wifi card out. 
 
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            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. 
 
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            Push the cable away from the motherboard. 
 
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            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. 
 
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            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. 
 
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            Detach the five flat flex cables attached to the motherboard as follows: 
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            1. Flip the cable holder up with a finger nail 
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            2. Pull on the tab to remove the cable. 
 
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            Remove the four #0 2.3mm Phillips screws holding down the motherboard. 
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            Remove the two #0 2.9mm Phillips screws holding down the fan. 
 
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            Gently lift and flip the motherboard over. 
 
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            Flip the cable lock holding down the monitor connector. 
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            Remove the monitor connector by tugging on the tab. 
 
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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There is a tremendous difference between this model and the lenovo yoga 4 900-13ISK.
These instructions do not apply, but some steps are similar
Hi. Do you have any idea where I could by a replacement motherboard and how much that would cost? Please answer to martin.loffler@gmail.com. Thank you so much. Best, Martin
