Introduction

This guide will require a new solar panel part, as well as some soldering. If you're not sure how to solder, see iFixit's soldering guide.

Image 1/2: Using the #00 screwdriver, unscrew the six, 6mm Phillips screws. Image 2/2: Use the spudger to pry into the space between the blue back cover and the white body to take off the back cover.
  • If the screw is not turning, do not force it. This can strip the screw. See the How to Remove a Stripped Screw guide if the screw is already stripped.

  • Using the #00 screwdriver, unscrew the six, 6mm Phillips screws.

  • Use the spudger to pry into the space between the blue back cover and the white body to take off the back cover.

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Image 1/1: Lift the metal plate from the battery and set it to the side.
  • Using the #00 Phillips screwdriver unscrew the two, 3mm Phillips screws located near the top of the calculator.

  • Lift the metal plate from the battery and set it to the side.

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Image 1/1:
  • Use the spudger to lift the battery up from the black holder.

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Image 1/1:
  • Use the #00 Phillips screwdriver to remove the one 3mm Phillips screw holding the solar panel in place.

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Image 1/1: Carefully pull the solar panel away from the calculator, as shown to the left.
  • Be careful not to pull the solar panel too far out, as the wires connecting it to the calculator are fragile and could be ripped off.

  • Carefully pull the solar panel away from the calculator, as shown to the left.

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Image 1/1: Unsolder the three wires from the motherboard.
  • The capacitor might not be discharged. Proceed with caution.

  • Unsolder the three wires from the motherboard.

    • Unsoldering help can be found here.

    • To re-solder the wires from the new solar panel to the calculator motherboard take notice of the color and placement of the wires.

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Conclusion

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

Aaron Feinstein

Member since: 10/01/2015

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Cal Poly, Team 11-2, Forte Fall 2015 Member of Cal Poly, Team 11-2, Forte Fall 2015

CPSU-FORTE-F15S11G2

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