Introduction

The TI-84 Plus CE features a replaceable 1200 mAh battery.

You can replace your battery if you notice a reduction in your battery endurance, or if you want to swap in other batteries every now and then.

Parts

No parts required.

Make sure your TI-84 Plus CE is off before starting the repair.
  • Make sure your TI-84 Plus CE is off before starting the repair.

  • Any objects in your RAM will be removed if the battery is taken out. To ensure your objects are safe, archive them, or back them up to a computer.

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Locate the 2 Philips screws on the back of your calculator, as outlined. These screws are not to be confused with the 6 Torx T6 scews surrounding the calculator. With a Philips 0 or 00 screwdriver, unscrew the two screws.
  • Locate the 2 Philips screws on the back of your calculator, as outlined.

  • These screws are not to be confused with the 6 Torx T6 scews surrounding the calculator.

  • With a Philips 0 or 00 screwdriver, unscrew the two screws.

  • The two Philips screws will not come out of the battery door, and will stay attached. You should not try to remove the two screws completely from the battery door.

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Lift the battery door by grasping one of the two screws that are unscrewed, and pulling upwards. Be sure to lift gently, as little force is needed to get the battery door removed. Be sure to lift gently, as little force is needed to get the battery door removed.
  • Lift the battery door by grasping one of the two screws that are unscrewed, and pulling upwards.

  • Be sure to lift gently, as little force is needed to get the battery door removed.

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Pull out the battery using your nails, by inserting your nail into the small cut out, and lifting up on the battery. As an alternative, you can use an opening tool. Go to Step 5 to see the procedure. As an alternative, you can use an opening tool. Go to Step 5 to see the procedure.
  • Pull out the battery using your nails, by inserting your nail into the small cut out, and lifting up on the battery.

  • As an alternative, you can use an opening tool. Go to Step 5 to see the procedure.

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Put your opening tool in the small opening as described in the photos. Gently pull out the battery. You may need to hold your calculator to prevent your calculator from sliding around your working surface. Gently pull out the battery. You may need to hold your calculator to prevent your calculator from sliding around your working surface.
  • Put your opening tool in the small opening as described in the photos.

  • Gently pull out the battery. You may need to hold your calculator to prevent your calculator from sliding around your working surface.

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Conclusion

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

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