I got it figured out. I put 4 new AAA batteries in and it works fine. I really didn't think that was it, as I was able to use it for hours after I tried connecting to the computer. Oh well at least I got it.
Hi guys, just found this site, hopefully you can give me some help with my calculator. I bought a ti-89 titanium at the beginning of fall semester, roughly 6 months ago. It has connected to my laptop fine since I had it, but just started having trouble the other day. When I connect the USB cable...