Introduction

This guide will provide instructions on how to replace the internal fan of your Lenovo IdeaPad U450.

Parts

No parts required.

Image 1/1: Turn your laptop over so that the bottom is face up.
  • Turn off and unplug your laptop to prevent the risk of electrocution.

  • Turn your laptop over so that the bottom is face up.

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  • On the top left of the laptop there is a switch. Make sure it's pushed in the unlocked position.

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  • Locate the switch collinear with the last one and move the switch to an unlocked position.

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  • Remove the unlocked battery.

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  • Turn the laptop over so that the bottom is facing up.

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  • Remove all 7mm phillips head screws using the Phillips #00 screwdriver.

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  • Turn the laptop over again and open the laptop.

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Image 1/1: Keyboard ribbon cable is still connected. Flip the ZIF connector up and remove the ribbon cable.
  • Gently lift up the top panel utilizing the hole where the battery would be.

  • Keyboard ribbon cable is still connected. Flip the ZIF connector up and remove the ribbon cable.

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  • Disconnect any wires that are connected to the top panel from the bottom of the laptop.

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  • Unplug the bundled fan connector from the motherboard.

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  • Unscrew all screws that hold the fan down using the Phillips #00 screwdriver.

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  • Remove the fan from the slot.

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Conclusion

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

One other person completed this guide.

Anna Church

Member since: 03/21/2017

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