Introduction

The rechargeable battery in the TI-Nspire CX can lose its ability to hold charge over time. Use this guide to replace the battery and return your calculator to optimum condition.

Image 1/1: The screws do not come all the way out. Simply twist them until you are able to remove the back plate.
  • Unscrew the 2 Phillips #0 screws from the back plate of the calculator.

    • The screws do not come all the way out. Simply twist them until you are able to remove the back plate.

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Image 1/2: Image 2/2:
  • Remove the back plate using the spudger or by hand.

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Image 1/3: Unhook the wire from the tab. Image 2/3: Carefully pull out the wire. Image 3/3: Grip the wire close to the top and pull away.
  • Carefully disconnect and remove the old battery.

    • Unhook the wire from the tab.

    • Carefully pull out the wire.

      • Grip the wire close to the top and pull away.

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Image 1/1: Make sure to put the wire back in the same way. You should see 4 metal connections on top
  • Plug in the new battery.

    • Make sure to put the wire back in the same way. You should see 4 metal connections on top

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Image 1/1:
  • Position the new battery and tuck the wire under the tab.

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Image 1/1:
  • Replace the back plate and the 2 screws.

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Conclusion

Now charge your calculator and power it up. If replacing the battery does not solve your problem, it may be a problem with your charging cord or the internal sockets.

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Jim Kerman

Member since: 02/24/2015

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Cal Poly, Team 24-2, Green Winter 2015 Member of Cal Poly, Team 24-2, Green Winter 2015

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