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Unusable Calculator....Error Screen 0 williewillus 41 July 28, 2010 3:12 PMwilliewillus
Two "Columns" of keys don't work! 0 Shogundapker 54 July 15, 2010 10:03 AMShogundapker
[ Poll ] can't connect the Ti89 to my pc 2 nilsalb 1270 June 11, 2010 8:13 PMTecrekka
Derivative problems 1 wellis77 317 January 30, 2010 11:59 PMBlainUSM
My screen stays black, and I don't know how to fix it... 0 mkblah 251 January 7, 2010 5:02 AMmkblah
Hi, 0 ferroburak 242 December 19, 2009 1:38 PMferroburak
TI will not update OS 0 drmee 267 December 15, 2009 6:39 PMdrmee
TI89 frozen, keys ignoring, no OS, no busy, no reset 2 oborovgn 7228 November 23, 2009 11:06 AMdeeejazzy
All shells crash my calculator. 0 R0b0t1 369 September 25, 2009 12:56 AMR0b0t1
something is overriding my x variable key 0 sj3188 349 August 15, 2009 3:50 AMsj3188
Older Version of the operating system 0 WaterCloset 383 July 7, 2009 11:47 AMWaterCloset
Item bigger than calculator can show??? 0 tinnitus 309 July 6, 2009 5:05 PMtinnitus
k 0 drab17 322 June 7, 2009 11:08 AMdrab17
Something wrong with limits 0 scrabblepotter 341 May 26, 2009 2:27 PMscrabblepotter
Getting HW3Patch to work *again* on my Titanium...? 0 Silverwood 512 April 26, 2009 10:14 PMSilverwood
TI-89 compatible with C++ QUESTION??? 0 emperor 401 April 5, 2009 6:57 AMemperor
deleting the 3d function 0 ergo343 369 March 24, 2009 1:42 PMergo343
non-algebraic variable in expression 7 rtw83 16298 March 21, 2009 12:53 AMfruiteelitoazn
graphing more complex function 0 jaredmt 374 February 24, 2009 8:41 PMjaredmt
Solve Command Malfunction 0 conxion 441 February 15, 2009 9:18 PMconxion
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