Introduction

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

Parts

No parts required.

Turn off and unplug your laptop to prevent the risk of electrocution.
  • 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.
  • 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.
  • Locate the switch collinear with the last one and move the switch to an unlocked position.

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Remove the unlocked battery.
  • Remove the unlocked battery.

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Deck the Halls
With tools and Fix Kits
Turn the laptop over so that the bottom is facing up.
  • 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.
  • Remove all 7mm phillips head screws using the Phillips #00 screwdriver.

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Turn the laptop over again and open the laptop.
  • Turn the laptop over again and open the laptop.

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Gently lift up the top panel utilizing the hole where the battery would be.
  • 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.
  • 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.
  • 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.
  • Unscrew all screws that hold the fan down using the Phillips #00 screwdriver.

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Remove the fan from the slot.
  • 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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