Introduction
This guide shows you how to replace the backup battery on the TI-84 Plus Silver Edition. The backup battery is located on the back side of the calculator above the main batteries.
What you need
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Push firmly down on the tab located on the back of the calculator near the center.
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Pull the tab up, lifting it off of the calculator and exposing the batteries.
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Using the Phillips #00 Screwdriver, unscrew the 15 mm screw holding the backup battery cover, located above the main battery area.
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Wedge the small plastic opening tool under the backup battery in the gap to the left of the backup battery.
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Push gently downward until the backup battery pops out.
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