Introduction

Some possible symptoms which could show that your tablet's battery is dying include:

  • Battery is at a low percentage even after a fresh charge.
  • The tablet dies when it still has a lot of battery life.
  • The tablet becomes hot after using for a short period of time.

If you experience any of these symptoms then it is likely the culprit is a failing battery. Here is a guide of Android Tablet Nobis NB09 Battery Replacement.

Before beginning this process, make sure the device is powered off.
  • Before beginning this process, make sure the device is powered off.

  • Locate and remove the screws holding the case together.

  • Place the screws into a container with a lid so they are not lost.

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Use the Spudger to loosen and pry off the back plate (pink piece). Use the Spudger to loosen and pry off the back plate (pink piece). Use the Spudger to loosen and pry off the back plate (pink piece).
  • Use the Spudger to loosen and pry off the back plate (pink piece).

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Remove the adhesive covering the circuit board as shown in the photos. Remove the adhesive covering the circuit board as shown in the photos.
  • Remove the adhesive covering the circuit board as shown in the photos.

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Deck the Halls
With tools and Fix Kits
Use the Soldering Iron to remove the black and red wires from the circuit board.
  • Use the Soldering Iron to remove the black and red wires from the circuit board.

  • The black wire is the ground and the red wire is battery plus.

  • Make sure these same wires are reconnected onto the proper terminals on the circuit board.

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Gently loosen adhesive under the battery to avoid damaging it. Caution battery is soft and will bend very easily.
  • Gently loosen adhesive under the battery to avoid damaging it.

  • Caution battery is soft and will bend very easily.

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Dispose of old battery properly, we recommend that it is taken to a certified battery recycling store.
  • Dispose of old battery properly, we recommend that it is taken to a certified battery recycling store.

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Using the Soldering Iron, solder the leads of the new battery into place as shown in the photo.
  • Using the Soldering Iron, solder the leads of the new battery into place as shown in the photo.

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Using new adhesive, apply to the back of the fresh battery and place on device as shown. Apply new electrical tape to the circuit board as shown in figure No. 2 to insulate it from the case.
  • Using new adhesive, apply to the back of the fresh battery and place on device as shown.

  • Apply new electrical tape to the circuit board as shown in figure No. 2 to insulate it from the case.

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Close tablet and secure using the screws from Step 1.
  • Close tablet and secure using the screws from Step 1.

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Conclusion

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

3 other people completed this guide.

Jackson McAdams

Member since: 04/01/2015

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One Comment

where can i buy a battery from

Frederick Shipman - Reply

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