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Can someone help me fix my calculator?

  • Thread starter flyingpig
  • Start date
  • #1
2,571
1

Homework Statement



My TI-84 plus is messed up, is there any way to reset the settings without erasing my programs?

edit: my graphing funciton only graphs one graph even though I imputed two.

There is this weird black arrow and a rectangle in all of my Yn


The Attempt at a Solution

 

Answers and Replies

  • #2
lewando
Homework Helper
Gold Member
1,349
135
You should look into using TI ConnectTM. I think it can be used to backup any important data/programs.
 
  • #3
MATLABdude
Science Advisor
1,655
4
You may have de-selected functions (see page 99 of the TI-84+ Manual--even if you have a TI-84, it should still apply)l:
http://education.ti.com/guidebooks/graphing/84p/TI84PlusGuidebook_Part2_EN.pdf [Broken]
 
Last edited by a moderator:
  • #4
2,571
1
Nope it's not working, here is a picture of what it looks like. I drew it with hand so...

[PLAIN]http://img845.imageshack.us/img845/1909/unledmbl.jpg [Broken]
 
Last edited by a moderator:
  • #5
2,571
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Please...
 
  • #6
lewando
Homework Helper
Gold Member
1,349
135
Have you tried MEM (2nd, +)> Reset > Defaults? This will preserve your programs.
 
  • #7
2,571
1
Have you tried MEM (2nd, +)> Reset > Defaults? This will preserve your programs.
Not working still.
 

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