Replacing Texas Instruments TI-92 Backup Battery

User-Contributed Guide

User-Contributed Guide

This guide is not managed by iFixit staff.

  • Add Note x

In this guide we will be replacing the backup battery for the TI-92.

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Add Note Edit Step 1 — Back Cover  ¶ 

  • The first step to any repair operation is to remove the front cover.

  • Grab the back of the calculator with one hand and the cover with the other.

  • Pull the cover off from one of the sides for easy removal.

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Add Note Edit Step 2  ¶ 

  • Orientate the calculator with the top facing towards you.

  • Slide the locking tab,found on the top part of the calculator, to the unlock position.

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Add Note Edit Step 3  ¶ 

  • "Locking Tab"

  • To remove the back cover, slide the cover away from the locking tab towards the bottom of the calculator until the cover no longer slides.

  • Then with the front of the calculator facing down, pull up on the back cover.

  • The calculator should now be orientated with the front facing down, as shown in picture 2.

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