Texas Instruments TI-92 Backup Battery Replacement

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Texas Instruments TI-92 Backup Battery Replacement: crwdns2935265:00crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

Before removing the backup battery make sure your AA batteries are installed so that there is no loss of information.
Using a #00 Philip Screwdriver remove the 19mm screw located near the center of the back of the calculator on the panel with words "Test Access"

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