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Introduzione

A laptop's most vital component is its motherboard. If your Lenovo IdeaPad Flex 5-1570 starts to experience major issues such as not being able to turn on or starts to smoke/spark this is most likely due to a malfunctioning motherboard. Replacing the motherboard is a task that requires extreme care as it is attached to many other components that you need to remove in advance and if you're not careful you may also damage the computer further. It is critical that when you attempt to replace the motherboard the computer is turned off. Prior to assuming the problem is the motherboard, look at the troubleshooting page for this device to identify that the motherboard is the damaged component. This guide will teach you how to replace a motherboard in the event that it is malfunctioning.

  1. Remove  the ten 5 mm Phillips #00 screws that are holding the back panel on. Remove  the ten 5 mm Phillips #00 screws that are holding the back panel on.
    • Remove the ten 5 mm Phillips #00 screws that are holding the back panel on.

  2. Use a spudger to pry open the back case at the two hinge cutouts. Gently use the plastic opening tool around the edges of the laptop to pry up the clips holding the rest of the back panel. Gently use the plastic opening tool around the edges of the laptop to pry up the clips holding the rest of the back panel.
    • Use a spudger to pry open the back case at the two hinge cutouts.

    • Gently use the plastic opening tool around the edges of the laptop to pry up the clips holding the rest of the back panel.

  3. Once all the clips have been disengaged, lift off the back cover. Once all the clips have been disengaged, lift off the back cover.
    • Once all the clips have been disengaged, lift off the back cover.

  4. Remove the two 5 mm Phillips #00 screws that secure the battery in place. Remove the two 5 mm Phillips #00 screws that secure the battery in place.
    • Remove the two 5 mm Phillips #00 screws that secure the battery in place.

  5. Using your fingers, grasp the entire bundle of wires to pull the battery cable from its connector. This will cut off power to the motherboard. Be sure to apply even pressure across the wires and connector to not damage the battery cable. Remove the battery from the device.
    • Using your fingers, grasp the entire bundle of wires to pull the battery cable from its connector. This will cut off power to the motherboard.

    • Be sure to apply even pressure across the wires and connector to not damage the battery cable.

    • Remove the battery from the device.

  6. Remove the three 5 mm Phillips #00 screws that secure the hard drive.
    • Remove the three 5 mm Phillips #00 screws that secure the hard drive.

  7. Using your hands, gently pull the hard drive back, sliding it out from the port. Using your hands, gently pull the hard drive back, sliding it out from the port.
    • Using your hands, gently pull the hard drive back, sliding it out from the port.

  8. Remove the two 5 mm Phillips #00 screws that secure the fan in place.
    • Remove the two 5 mm Phillips #00 screws that secure the fan in place.

  9. Using your hands, remove the wire that is wrapped around the base of the fan.
    • Using your hands, remove the wire that is wrapped around the base of the fan.

  10. Disconnect the wire  holding the fan and the motherboard together. Remove the fan from the device.
    • Disconnect the wire holding the fan and the motherboard together.

    • Remove the fan from the device.

  11. Using the Phillips #00 screwdriver, remove five 5 mm screws.
  12. Carefully remove the heatsink from the device. During reassembly, don't forget to apply thermal paste onto the heatsink. For proper technique on thermal paste application, please visit the How to Apply Thermal Paste guide.
    • Carefully remove the heatsink from the device.

    • During reassembly, don't forget to apply thermal paste onto the heatsink. For proper technique on thermal paste application, please visit the How to Apply Thermal Paste guide.

  13. Using the iFixit nylon tipped tweezers, disconnect the wire that connects the speakers to the motherboard. Using the iFixit nylon tipped tweezers, disconnect the wire that connects the speakers to the motherboard. Using the iFixit nylon tipped tweezers, disconnect the wire that connects the speakers to the motherboard.
    • Using the iFixit nylon tipped tweezers, disconnect the wire that connects the speakers to the motherboard.

  14. Using your hands, gently pull the left speaker up and out of the device. Using your hands, gently pull the left speaker up and out of the device.
    • Using your hands, gently pull the left speaker up and out of the device.

  15. Repeat the previous step for the other speaker and remove the speakers from the device. Repeat the previous step for the other speaker and remove the speakers from the device.
    • Repeat the previous step for the other speaker and remove the speakers from the device.

  16. Using the Phillips #00 screwdriver, remove the three 5 mm Phillips #00 screws securing the motherboard.
    • Using the Phillips #00 screwdriver, remove the three 5 mm Phillips #00 screws securing the motherboard.

  17. Disconnect the auxiliary port cable from the motherboard. Disconnect the auxiliary port cable from the motherboard.
    • Disconnect the auxiliary port cable from the motherboard.

  18. Using a plastic opening tool, unlock the four ZIF connectors of the flat cables. Lift up the connector locking tab and disconnect the cables from the motherboard. Lift up the connector locking tab and disconnect the cables from the motherboard.
    • Using a plastic opening tool, unlock the four ZIF connectors of the flat cables.

    • Lift up the connector locking tab and disconnect the cables from the motherboard.

  19. Disconnect the display cable from the motherboard. Disconnect the display cable from the motherboard.
    • Disconnect the display cable from the motherboard.

  20. Using the plastic opening tool, unlock the connector for the side ports panel and disconnect the cable from the motherboard. Using the plastic opening tool, unlock the connector for the side ports panel and disconnect the cable from the motherboard.
    • Using the plastic opening tool, unlock the connector for the side ports panel and disconnect the cable from the motherboard.

  21. Carefully lift and remove the motherboard from the device. Carefully lift and remove the motherboard from the device.
    • Carefully lift and remove the motherboard from the device.

Conclusione

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

Altre 2 persone hanno completato questa guida.

Nate Blake

Membro da: 23/01/2020

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Cal Poly, Team S2-G6, White Winter 2020 Membro di Cal Poly, Team S2-G6, White Winter 2020

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2 Commenti

When is the soldering iron and solder needed? The tools list includes those items but nothing in the instructions calls for their use.

Wendell Love - Replica

Has anyone tried a cross-generational motherboard upgrade? I have a dead i5-7200u motherboard and found an i5-8250u model on ebay for pretty cheap. The board layout, cutouts and ports look all the same to me.

Luis Alejandro Araúz - Replica

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