Texas Instruments TI-83 Plus

Calculator won't turn on ¶ 

You have tried, but your calculator won't to turn on.

Bad Batteries ¶ 

The batteries in your calculator may be dead. Try changing the four triple AAA.

Low Contrast ¶ 

The constrast on your screen may be too low and you can't see what is there. Try pushing the on button and then pushing the [2nd] button and the up button to increase the contrast.

RAM Issue ¶ 

The memory in your calculator may be corrupted. Remove one AAA battery and press and hold [CLEAR] , while you are holding the button reinsert the battery.

Bad operating system ¶ 

It is possible the operation system is malfunctioning on your calculator. Remove one AAA battery and press and hold [DEL] , while you are holding the button reinsert the battery.

If nothing else works... ¶ 

Your calculator's motherboard may be bad, you can try replacing it. Here are some helpful instructions.

Buttons don't respond ¶ 

You are pushing the buttons but nothing is happening.

Bad Keyboard Contacts ¶ 

A keyboard contact may have shorted, replace the keyboard which is part of the motherboard. You can get instructions here.

Torn Keyboard Mat ¶ 

The keyboard mat in your calculator may be torn or damaged. It can be replaced with these directions.

Broken Key ¶ 

If a key is cracked it may not be pushing on the keyboard mat properly. Install a new key with these instructions.

Screen has black spots or is glitching ¶ 

for some reason black spots are on your screen.

Bad screen ¶ 

Pressure was most likely applied to the screen and the crystals are damaged, replace the screen with these useful instructions.

Broken Case ¶ 

Oh No! You dropped your calculator and the case is cracked.

Cracked Case ¶ 

Your case is broken and needs to be replaced. You can find instructions here.

Programs and Variables Disappear ¶ 

When you try to access a program it isn't there.

Dead Back-up Battery ¶ 

The battery that runs the memory when the main batteries are out is dead. It can be replaced with these instructions.

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