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If your screen is damaged or your mother board is not working, you will need to access and replace both.

Locate battery cover on the back of the case.
  • Locate battery cover on the back of the case.

    • Slide battery cover to the right to reveal the batteries.

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Slide the red lock up. Slide the metal tab to the right of the bottom 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.

  • Slide the red lock down.

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

    • Remove the 3-Volt Lithium Coin Cell Battery.

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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 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 the back casing from the front casing.

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

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Using a Philips PH0 screwdriver, remove the 6 screws. 2 from the top of the Motherboard, 2 from the middle, and 2 from the bottom of the Motherboard. Using a Phillips Ph0 screwdriver, remove 4 screws from the screen mount.
  • Using a Philips PH0 screwdriver, remove the 6 screws. 2 from the top of the Motherboard, 2 from the middle, and 2 from the bottom of the Motherboard.

    • Using a Phillips Ph0 screwdriver, remove 4 screws from the screen mount.

      • Using the blue plastic opening tool, pry the Motherboard up.

      • Using the blue plastic opening tool, pry up the screen from the screen mount.

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Sonuç

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

brian decater

Üyelik tarihi: 13-01-2015

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