Introduction

Use this guide if the power and volume buttons on your Dell Venue 8 7840 aren't working.

Make sure your device is turned off. Leaving it turned on may cause an electric shock.
  • Make sure your device is turned off. Leaving it turned on may cause an electric shock.

  • Face the device with the screen towards you.

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With a plastic opening tool, pry open the bottom right corner of the screen.
  • With a plastic opening tool, pry open the bottom right corner of the screen.

  • The screen is tightly attached to the tablet, so you may have to use a metal spudger to pry it open if the plastic spudger does not do the task.

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Next, pry open the top left corner of the screen.
  • Next, pry open the top left corner of the screen.

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Then, pry open the top right corner of the screen.
  • Then, pry open the top right corner of the screen.

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Lastly, pry open the bottom right corner of the screen.
  • Lastly, pry open the bottom right corner of the screen.

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Black Friday
Broken doesn't stand a chance.
Once you have pried open all the corners of the tablet, carefully open the screen from the right side of the tablet.
  • Once you have pried open all the corners of the tablet, carefully open the screen from the right side of the tablet.

  • Do not try and open the screen from the left side of the tablet, because the screen is attached on the left side of the tablet; doing this can damage the tablet.

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Once the tablet is opened, locate the connector.
  • Once the tablet is opened, locate the connector.

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Disconnect the connector from the tablet.
  • Disconnect the connector from the tablet.

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Unscrew the eight 7 mm Philips #1 screws.
  • Unscrew the eight 7 mm Philips #1 screws.

  • After the screws are unscrewed, you can take off the silver cover.

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Using tweezers, disconnect the battery from the tablet.
  • Using tweezers, disconnect the battery from the tablet.

  • After disconnecting the battery, you can remove the battery from the tablet.

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Using a plastic opening tool, pry open the left side of the tablet. Locate the power and volume buttons.
  • Using a plastic opening tool, pry open the left side of the tablet.

  • Locate the power and volume buttons.

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Using a plastic opening tool, push out the volume button from the left side of the tablet.
  • Using a plastic opening tool, push out the volume button from the left side of the tablet.

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Make sure that you hold the left side of the tablet open with a plastic opening tool so that you will be able to take out the volume button.
  • Make sure that you hold the left side of the tablet open with a plastic opening tool so that you will be able to take out the volume button.

  • With tweezers, pull out the volume button.

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With a plastic opening tool, push out the power button from the left side of the tablet.
  • With a plastic opening tool, push out the power button from the left side of the tablet.

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Just like the volume button, you want to make sure that you hold the left side of the tablet open with a plastic opening tool so that you will be able to take out the power button.
  • Just like the volume button, you want to make sure that you hold the left side of the tablet open with a plastic opening tool so that you will be able to take out the power button.

  • With tweezers, pull out the power button.

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Conclusion

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

Donnelle January

Member since: 09/12/2016

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3 Guides authored

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USF Tampa, Team 6-5, Remmell Fall 2016 Member of USF Tampa, Team 6-5, Remmell Fall 2016

USFT-REMMELL-F16S6G5

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