Introduction

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

Image 1/1: Face the device with the screen towards you.
  • Make sure your device is turned off. Leaving it turned on may cause an electric shock.

  • Face the device with the screen towards you.

Add Comment

Image 1/1: 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.
  • 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.

Add Comment

Image 1/1:
  • Next, pry open the top left corner of the screen.

Add Comment

Image 1/1:
  • Then, pry open the top right corner of the screen.

Add Comment

Image 1/1:
  • Lastly, pry open the bottom right corner of the screen.

Add Comment

Image 1/1: 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.
  • 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.

Add Comment

Image 1/1:
  • Once the tablet is opened, locate the connector.

Add Comment

Image 1/1:
  • Disconnect the connector from the tablet.

Add Comment

Image 1/1: After the screws are unscrewed, you can take off the silver cover.
  • Unscrew the eight 7 mm Philips #1 screws.

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

Add Comment

Image 1/1: After disconnecting the battery, you can remove 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.

Add Comment

Image 1/2: Locate the power and volume buttons. Image 2/2: 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.

Add Comment

Image 1/1:
  • Using a plastic opening tool, push out the volume button from the left side of the tablet.

Add Comment

Image 1/1: With tweezers, pull 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.

Add Comment

Image 1/1:
  • With a plastic opening tool, push out the power button from the left side of the tablet.

Add Comment

Image 1/1: With tweezers, pull 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.

Add Comment

Conclusion

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

Donnelle January

Member since: 09/12/2016

321 Reputation

3 Guides authored

Team

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

USFT-REMMELL-F16S6G5

3 Members

3 Guides authored

0 Comments

Add Comment

View Statistics:

Past 24 Hours: 1

Past 7 Days: 8

Past 30 Days: 21

All Time: 196