Introduction

Removing the back plate will allow access to the inner circuitry of the calculator, which is necessary for other troubleshooting guides.

Place the calculator screen facing down with the back plate facing up.
  • Place the calculator screen facing down with the back plate facing up.

Add Comment

With a #000 Philips screwdriver, remove the 6 x .286 inch screw drivers located at the top, middle, and bottom of the calculator.
  • With a #000 Philips screwdriver, remove the 6 x .286 inch screw drivers located at the top, middle, and bottom of the calculator.

Add Comment

Locate the latch toward the bottom of the calculator.
  • Locate the latch toward the bottom of the calculator.

Add Comment

Black Friday
Broken doesn't stand a chance.
Slide the latch to the right to release the keypad. At the same time, pull the keypad down.
  • Slide the latch to the right to release the keypad.

  • At the same time, pull the keypad down.

Add Comment

Locate and remove the screw near the bottom of the calculator on the front side.
  • Locate and remove the screw near the bottom of the calculator on the front side.

    • The screw is behind where the keyboard normally sits.

Add Comment

Now, turn the calculator over so the back plate faces up. Use the Plastic Prying Tool to carefully pry the back plate out at the bottom right corner. The prying order is arbitrary. The important part is for it to be sequential across the length of the calculator.
  • Now, turn the calculator over so the back plate faces up.

  • Use the Plastic Prying Tool to carefully pry the back plate out at the bottom right corner.

    • The prying order is arbitrary. The important part is for it to be sequential across the length of the calculator.

  • Repeat the prying step on the right side, moving along the perimeter of the calculator.

  • Repeat the prying step on the top right corner.

Add Comment

Use your hands to manually separate the now loosened back plate from the calculator.
  • Use your hands to manually separate the now loosened back plate from the calculator.

Add Comment

Conclusion

To reassemble your device, carefully push the back plate back onto the calculator. Then replace the screws back into the back plate.

John Baek

Member since: 09/27/2012

19 Reputation

4 Guides authored

Team

Cal Poly, Team 7-52, Forte Fall 2012 Member of Cal Poly, Team 7-52, Forte Fall 2012

CPSU-FORTE-F12S7G52

5 Members

11 Guides authored

0 Comments

Add Comment

View Statistics:

Past 24 Hours: 0

Past 7 Days: 1

Past 30 Days: 7

All Time: 3,299