Try turning the contrast down. Turn the calculator on. Press and release the 2ND key. Press and hold the Down-arrow key for a few seconds until the screen lightens.
Your contrast is too high! When you turn it on:
Alternate between hitting the "2nd" key and Down Arrow. Do this SEVERAL times, and you will decrease your contrast. It will lighten your screen and you will be able to operate the unit normally!
Please be prepared to re-install the calculator's OS if you run through this process.
If you have a straight Ti 83 without the Plus or, Silver Edition label goto (Procedure 2) below. If your Ti calculator is a Ti 83 Plus or better goto (Procedure 1).
(Procedure 1). Try a new set of AAA batteries. Remove one of the AAA batteries. Press and hold the [CLEAR] key. While holding [CLEAR], reinsert the AAA battery and then turn the calculator on. The calculator should display the message "RAM Cleared". Release the [CLEAR] key and, then press [CLEAR] one more time to remove the message. Remove one of the AAA batteries. Press and hold the [DEL] key. While holding [DEL], reinsert the AAA battery and then turn the calculator on. The calculator should display "Waiting...Please install calculator software now". Follow the instructions for the TI-83 family or TI-84 Plus family to reinstall the calculator operating system. Try a new set of AAA batteries. Remove one of the AAA batteries. Press and hold the [ON] key for 20 seconds. Reinsert the AAA battery and then turn the calculator on.
(Procedure 2).
~Connect the TI Connectivity cable between the PC and the calculator.
~Click on Start >> Programs >> TI Tools >> TI Connect >> TI OSDownloader
~Follow the on-screen directions to reinstall the calculator's OS. If you could not install the new OS on your calculator goto step 4.
For a straight Ti 83 without the Plus or, Silver Edition label try the procedure below.
351 views
Usually answered in minutes!
my TI-83 Plus wouldn't work at all until I took out the back-up battery, and now it turns on but the screen is black. I really need to finish my homework!!!!!
×