Introduction

If some of the buttons of the TI-84 Silver Plus Edition do not work but the buttons appear to be intact, you may need to replace the keyboard mat.

Image 1/1: Be careful to not bend the plate too much because it is very thin and might break.
  • Insert your index finger in the open slot below the keys.

  • Be careful to not bend the plate too much because it is very thin and might break.

  • Apply a firm upward force until the bottom two tabs located near the bottom of the plate come off.

Add Comment

Image 1/1: A tab is located in the center of the face plate. If it is still attached, then continue to apply a gentle upward force until the center tab comes off.
  • Grab the face plate on each side near the middle and apply a gentle upward force on each side until the middle tabs come off.

  • A tab is located in the center of the face plate. If it is still attached, then continue to apply a gentle upward force until the center tab comes off.

  • Lift the face plate upward until the top three tabs come off and the face plate is completely detached.

Add Comment

Image 1/3: Pull the tab up, lifting it off of the calculator and exposing the batteries. Image 2/3: Pull the tab up, lifting it off of the calculator and exposing the batteries. Image 3/3: Pull the tab up, lifting it off of the calculator and exposing the batteries.
  • Push firmly down on the tab located on the back of the calculator near the center.

  • Pull the tab up, lifting it off of the calculator and exposing the batteries.

Add Comment

Image 1/1:
  • Push from the positive side to the negative side and pull up to remove each battery.

Add Comment

Image 1/1:
  • Using the Phillips #00 Screwdriver, unscrew the 15 mm screw holding the backup battery cover, located above the main battery area.

Add Comment

Image 1/1:
  • Grab the plate and lift gently upward, to remove the backup battery cover.

Add Comment

Image 1/2: Push gently downward until the backup battery pops out. Image 2/2: Push gently downward until the backup battery pops out.
  • Wedge the small plastic opening tool under the backup battery in the gap to the left of the backup battery.

  • Push gently downward until the backup battery pops out.

Add Comment

Image 1/2: Image 2/2:
  • Unscrew the six 8.5 mm screws located on the perimeter of the back cover using the Precision T6 Torx Screwdriver.

Add Comment

Image 1/3: Apply a gentle downward force to separate the top cover from the bottom cover. Image 2/3: Wedge the large plastic opening tool in the gaps along each side to unhook the side clips. Image 3/3: There are clips located at the bottom of the calculator, on the sides of the calculator (both near the bottom and near the top), and at the top of the calculator.
  • Wedge the large plastic opening tool in the gap at the bottom between the top and bottom covers.

  • Apply a gentle downward force to separate the top cover from the bottom cover.

  • Wedge the large plastic opening tool in the gaps along each side to unhook the side clips.

  • There are clips located at the bottom of the calculator, on the sides of the calculator (both near the bottom and near the top), and at the top of the calculator.

  • Pull the bottom cover apart from the top cover.

Add Comment

Image 1/2: Pull up on the silver sheet from the top to remove it from the calculator. Image 2/2: Pull up on the silver sheet from the top to remove it from the calculator.
  • Unscrew the two 5 mm screws at the bottom of the silver sheet using the Phillips #00 Screwdriver.

  • Pull up on the silver sheet from the top to remove it from the calculator.

Add Comment

Image 1/2: Pry the motherboard out from the bottom of the front casing using the large plastic opening tool. Image 2/2: Pry the motherboard out from the bottom of the front casing using the large plastic opening tool.
  • Unscrew the four 5 mm screws on the sides of the mother board Phillips #00 Screwdriver.

  • Pry the motherboard out from the bottom of the front casing using the large plastic opening tool.

Add Comment

Image 1/3: Carefully peal the mat from the motherboard. Image 2/3: Do not invert the mat as the keys may fall off. Image 3/3: Do not invert the mat as the keys may fall off.
  • Flip over the motherboard to reveal the keys

  • Carefully peal the mat from the motherboard.

  • Do not invert the mat as the keys may fall off.

Add Comment

Conclusion

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

2 other people completed this guide.

Kale McKinney

Member since: 10/20/2013

660 Reputation

3 Guides authored

Team

Cal Poly, Team 11-34, Amido Fall 2013 Member of Cal Poly, Team 11-34, Amido Fall 2013

CPSU-AMIDO-F13S11G34

4 Members

6 Guides authored

0 Comments

Add Comment

View Statistics:

Past 24 Hours: 48

Past 7 Days: 234

Past 30 Days: 571

All Time: 7,531