Everytime I turn on my TI-84 Plus Silver, it stays on for 2 seconds, then shuts off on its own. What can fix this? Other details: When it turns on, sometimes it displays Ans+

Hi mixedgamer12,
The process below should reset your Ti84 plus calculator. If you do this process your RAM memory will be cleared and, you will have to re-install the Ti84 plus calculator's OS.

1. 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 it one more time to remove the message.
   
2. 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 in step 3. If the calculator still won't turn on connect the calculator to the computer and, open Ti Connect. Next, open Device Explorer. Is the calculator asking to be installed? Can you go into Device Explorer?
   
3. Steps to re-installing the operating system:
   

   ~Connect the TI Connectivity cable between the PC and the calculator if you haven't already.
   ~Click on Start >> Programs >> TI Tools >> TI Connect >> TI OSDownloader
   ~Follow the on-screen directions to reinstall the calculator's OS. When or, if the calculator install the fresh OS goto step 4.
   
   

4. Remove all of the batteries including the round lithium battery for 5 minutes. After the 5 minute period, reinsert all of the batteries and turn the calculator on. Adjust the contrast if necessary.
   

5. If the above process did not work to turn your calculator on, try re-doing the above process. Next time extend the time in step 4 by 5 minutes to 10 minutes before you put all the batteries back in the calculator.