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Introducción

This guide demonstrates and describes proper removal and replacement of the back casing. It is needed to access other parts for repair or replacement.

Partes

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  1. Texas Instruments TI-80 Back Casing Replacement, Batteries: paso 1, imagen 1 de 1
    • Locate battery cover on the back of the case.

    • Slide battery cover to the right reveal the batteries.

  2. Texas Instruments TI-80 Back Casing Replacement: paso 2, imagen 1 de 1
    • Remove battery cover.

    • Slide the red lock down.

    • Slide the metal tab to the right of the top battery.

    • Remove the 3-Volt Lithium Coin Cell Battery.

    • Slide the red lock up.

    • Slide the metal tab to the right of the bottom battery.

    • Remove the 3-Volt Lithium Coin Cell Battery.

  3. Texas Instruments TI-80 Back Casing Replacement, Back Case: paso 3, imagen 1 de 3 Texas Instruments TI-80 Back Casing Replacement, Back Case: paso 3, imagen 2 de 3 Texas Instruments TI-80 Back Casing Replacement, Back Case: paso 3, imagen 3 de 3
    • Using a Torx, T-6 star-bit screwdriver, unscrew four 7.38 mm screws from battery housing.

    • Unscrew four 7.15 mm screws from back casing.

    • Using the blue plastic opener tool along the seam of the case, pry off front casing.

    • Start prying from the bottom of the calculator as the casing hooks into the top.

Conclusión

To reassemble your device, follow these instructions in reverse order.

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