{"id":22164,"date":"2024-09-24T11:50:24","date_gmt":"2024-09-24T18:50:24","guid":{"rendered":"https:\/\/www.vernier.com\/til\/?p=22164"},"modified":"2024-09-24T11:55:37","modified_gmt":"2024-09-24T18:55:37","slug":"new-ti-84-plus-ce-or-ti-nspire-cx-ii-calculator-batteries-not-holding-a-charge","status":"publish","type":"post","link":"https:\/\/www.vernier.com\/til\/22164","title":{"rendered":"New TI-84 Plus CE or TI-Nspire CX II calculator batteries not holding a charge."},"content":{"rendered":"

Texas Instruments is aware that some rechargeable calculators are displaying a “validating OS” message or not holding a charge. Customers in the US who have this happening with their calculators should use the link below to place an order for a replacement battery.<\/p>\n

education.ti.com\/battery<\/a><\/p>\n

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  1. You purchased a calculator in the last two years that is either:\n
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    • A TI-84 Plus CE calculator displaying a “Validating OS” message, continuously rebooting, and\/or flashing a white screen.
      OR<\/li>\n
    • A TI-Nspire\u2122 CX II or TI-Nspire\u2122 CX II CAS calculator that will not hold a charge, powers on when connected to a power source, and\/or immediately shuts down when unplugged.<\/li>\n<\/ul>\n<\/li>\n
    • You have charged the calculator a minimum of three hours.<\/li>\n<\/ol>\n

      TI customers may order up to 5 rechargeable batteries through this process. Additionally customers may request a 1 yr subscription of the TI-84 Plus or TI-Nspire CX II online calculator app using the same form.<\/p>\n

      For additional information, contact Texas Instruments.<\/p>\n

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