Texas Instruments TI-83 Plus Backup Battery Replacement

Introduction

When you remove your calculators AAA batteries, or if they die, the backup battery powers the calculator so your information is not lost. If you seem to lose programs or variables in your calculator, you may want to replace your backup battery.

What you need

Step 1 Backup Battery

Texas Instruments TI-83 Plus Backup Battery Replacement, Backup Battery: step 1, image 1 of 2

Texas Instruments TI-83 Plus Backup Battery Replacement, Backup Battery: step 1, image 2 of 2

Remove the battery cover.
Remove the AAA batteries from the calculator.

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Step 2

Remove the 5mm Philips #00 screw holding backup battery cover.
Remove the backup battery cover.

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Step 3

Use plastic opening tool to remove the backup battery. Place the tool in the small cut-out next to the battery and pry the battery out.
Be careful, the backup battery is spring loaded and may shoot up when you remove it.

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