http://www.fixya.com/support/p131680-texas_instruments_ti_83_plus_calculatorSolved technical support problems provided by FixYa users.en-usCopyright (c) 2007 FixYa, LTD. All rights reserved.info@fixya.comSat, 19 Dec 2009 14:54:02 GMT80http://www.fixya.com/support/t3568075-access_tvm_solverhow do i access the tvm solverSat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t3534152-find_inverse_key_calculatorhow do i find the inverse key on the calculatorSat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t3360731-accidentally_pressed_2nd_buttonI accidentally pressed the 2nd button and then the left side arrow button and now I have this black grid on my screen that I cant figure out how to get rid of if I tilt the screen I can see what I'm trying to type but otherwise not at all.Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t3234313-buy_unit_unit_cableWhere can i buy a "unit-to-unit" ti-83 cable? i didn't found any on Texas instrument website.Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t1545180-linking_ti83_ti84I want to link a ti83 to a ti 84. Do I have to use the linking cable that came with my 84 or can I just use my 83 cable?Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t1545170-am_trying_linkI am trying to link a ti84 to a ti83. Do I have to have the link cable that I got with my ti84 or can I just use the 83 cable?Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t2349438-when_press_2nd_memory_menu_not_showwhen i press 2nd + the memory menu does not showSat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t2817225-ti_84_runs_slow_after_replacingTI-84 responds slowly after replacing batteriesSat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t2754730-using_tan_sin_cosinHi, i have difficulty calculating a tan,sin or cosin opertion, i am so confused with the Tan,sin, cosin and i keep getting wrong answers. Example : find the hypotonuse of the triangle: they give u 12.5, 6.7 Tan Formula :opp /ady 6.7/12.5= 0.536 now...Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t2742177-generate_random_numberGenerate a random numberSat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t2742162-washing_machine_spin_cycle_spinning_yetThe washing machine will go thru all cycles and work fine-however during the spin cycle as it is spinning to rinse, it will not drain!Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t2008598-no_lines_when_graph_line_just_shows_linethere are no lines when i graph a line it just shows the line that i graphed and thats it. it doesnt show any graphing lines.Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t2476861-input_logarithm_base_into_ti83How do you input a logarithm base into the ti83 plus?Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t2301485-cannot_calclate_sin_cos_tan_texas_instcant put it in scientifc mode...how do I do it??Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t187607-screen_all_blackI just replaced the batteries in my TI-83 calculator. When I turn the calculator on, the screen is completely black. I've tried to lighten the screen by hitting the 2nd button and the arrow keys, but nothing happens. How can I get the screen back to...Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t230172-ti_84_plus_screen_black_but_seeI can see the screen in the back, if i tilt the calculator a certain way, but if i look straight at it, I see nothing. I tried the contrast buttons, and that did not work, and i tried replacing the Back-Up Battery, and the regular battery, and that...Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t231318-screen_not_displaying_whole_lettersMy screen is covered with an uneven grid of whitle horizontal and vertical lines.Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t534917-ti_83_calculatorMy calculator out of nowhere lost power so I changed the batteries and it turned on but now its all messed up , for example i will press a number and try to use like the "+" sign then press another number to solve an equation and just wont respond. I...Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t231871-not_find_inv_buttonMy assignment is using SIN, COS, and TAN; and it says to type the information in the calculator and hit the "Inv" button and the hit the "Tan" button... I am so confused...Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t289183-am_having_trouble_calculator_giving_mei think my matrices are right they are a 3x1 and a 2x3 and it is still giving me a dim mismatch. i dont understand, please help. thanks.Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t264789-radian_mode_not_work_properlyI keep getting wrong answers with the radians mode on. What i typed in was cos(20π + (π/2)) and I get a weird answer (-1E-13) when i know the answer should be zero because i did it on another calculater and that's what i got. Please help...Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t291127-helpI have a Royal CMS 482 Plus and it didn't work when I first got it then a couple months later it would make this high pitch noise when I plugged it in and the display would show zero now it doesn't work at allSat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t347569-sharp_calculatorI spilled coke on my desk and it got under my calculator--now the number keys don't work...what can I doSat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t476799-casio_cash_register_model_pcr_202older model displaying code; "E1" and beeping when any key is pushed on the "Z" setting and beeping on "REG" setting, displaying code"E". Please help! KimSat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t486823-victor_1520a_calculatorLooking for the piece which holds calculator paper roll in place. Left one is broken. Victor 1520A CalculatorSat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t545703-ten_keyI have a Sharp Comept QS-1760A ten key and I need to know how to use the memory and storage. RelaxehSat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t675717-casio_pcr_t2000_re_removing_deletingI purchased the machine used. I can't seem to find a way to delete previous data that was initially programmed into the unit by the original owners. Please keep in mind this is a straight cash register; no PC, no cntrl. or delete buttons. Thank youSat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t703837-ibico_binding_machineIt still works, but it's very hard to punch holes in more than 10 sheets. Does it have blades that need to be sharpened? If so, where do we go for that service?Sat, 19 Dec 2009 14:54:02 GMThttp://www.fixya.com/support/t706115-helps_time_about_date_doesnt_seem_workSet time OK - - - press "TM", then enter 4-digit time (not 6), then press "set" recessed button. But same process doesn't seem to work with date.???Sat, 19 Dec 2009 14:54:02 GMT