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This guide showcases a step by step approach to replacing the Motherboard for the Lenovo Y70-70 Touch. The motherboard might need to be replaced in case of a damaged component or a laptop upgrade.
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Flip the device so that the back cover is facing you.
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Using the Phillips #0 screwdriver, remove 14 screws from the back of the device.
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Using the Phillips #0 screwdriver, remove the three screws holding down the battery.
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Using the Phillips #0 screwdriver, remove the metal reinforcement by removing the three screws.
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Using the Phillips #0 screwdriver, carefully remove the three screws holding down the fan.
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Detach the cables connecting the fan to the motherboard.
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Using the Phillips #0 screwdriver, remove the six screws holding down the cooling unit.
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Remove the Ethernet port by unscrewing the two screws holding it down.
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Unplug the various cables attached to the motherboard using your fingers carefully.
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Detach the cables using your fingers.
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Finally, remove the six screws holding down the motherboard.
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Remove the motherboard from the laptop.
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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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