Solution 29850: Resolving Issues With TI-84 Plus Family Calculators That Display “Validating Operating System 100%” After An Operating System Update.
....To resolve this issue, simply transfer operating system version 2.55 MP to your TI-84 Plus Family calculator, and wait for the validation process to complete before pressing any buttons on the calculator. Also, when transferring the operating system to the calculator, you will see “Validating Op...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/29850
Solution 30731: Using the TI-Nspire™ CX Reset Button.
...o use the TI-Nspire CX reset button? Yes. The best method of using the reset button on the back of a TI-Nspire CX handheld is to use a paper clip or other fully solid object to press the reset button. Use of softer items or items that can leave debris (such as, but not limited to, a pencil, a tw...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/30731
Solution 34714: Correcting ERR: MEMORY on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...en when there is not enough memory to perform the instruction or function. To increase available memory delete the contents of any variable (real or complex number, list, matrix, Y= variable, program, Apps, AppVars, picture, graph database, or string). To do this follow these steps: 1) Press [2n...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/34714
Solution 34032: Calculating the Eigenvalues and Eigenvectors of a Matrix Using the TI-Nspire™ Family Products.
...ter]. Note: If you receive the following error, you will need to change the document settings. Please follow the steps below to change the real or complex mode to Rectangular. • Press [home], 5: Settings, 2: Document Settings. • Scroll or tab down to Real or Complex and select Rectangular. ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34032
Solution 34192: Using the Program Catalog on the TI-Nspire™ Family Products.
... until you can no longer click it then press [Tab] 4 times again and then select "My Lib". • Press [Tab] then [Enter] to save. • After the save is complete press [doc] [6 Refresh Libraries] To access a stored program from the program catalog, follow these steps: • From the home screen, choose...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34192
Solution 34853: Executing a Program on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...e busy indicator will be on. Please Note:The ANS (Last Answer Variable) is updated during a program execution. The last entry is not updated as each command is executed. Additional Note: The TI-83 Plus and TI-84 Plus family of graphing calculators check for errors during program execution only....https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/34853
Solution 36476: Resolving a Nonreal Answer/Ans Error on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ERR:NONREAL ANS" is returned if the answer to a problem contains an imaginary number. For example, if your calculator is in real mode, and you try to compute for the square root of negative one, you get the following error message: To resolve this error, first, ensure that the problem is entered...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/36476
Solution 34971: Steps to Graph a Linear Inequality in Terms of x on the TI-Nspire™ Family.
... [x] [>] [1] and press [Enter]. 4) Next press [Esc] to dismiss the text cursor and then highlight the text you have entered and your cursor should become an open hand. 5) Once you see the open hand press [Ctrl] then [Click] the center touchpad to change the cursor to a closed hand. 6) Move the...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34971
Solution 19189: Using the TI-84 Plus Silver Edition Faceplate on the TI-83 Plus Family Graphing Calculators.
... Can I use the TI-84 Plus Silver Edition Faceplate on the TI-83 Plus family graphing calculators? The TI-84 Plus Silver Edition Faceplates are not compatible with the TI-83 Plus family graphing calculators. The TI-84 Plus Silver Edition faceplates can only be used on the TI-84 Plus Silver Edit...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/19189
Solution 39837: How to clean up "leaky" AAA or AA batteries on a TI calculator
...is actually a base (alkaline), not an acid. How can I help prevent alkaline batteries from leaking or corroding in my calculator? Texas Instruments recommends removing batteries from a calculator that will be stored or otherwise not in use for three months or more. Additionally, never expose you...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/39837
Solution 36921: TI-84 Plus CE when at low battery may display an Xmit error.
...mit error? In certain low battery conditions (technically below the <5% threshold of remaining battery), if a user attempts to perform a unit to unit communication the communication/transaction may not complete.When encountering a low battery situation, the system notifies the user that they shou...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/36921
Solution 36981: After attempting to update my operating system TI-Connect CE™ continues to display "Validating OS...“ on the TI-84 Plus Family
...ear. This is a deficiency in the TI Connect CE and TI-84 Plus family connection. To Resolve this issue: Unplug the Graphing Calculator from the computer and re-plug. Turn your device on after the OS updates. Simply close the TI Connect CE app and reopen after updating your OS. If ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/36981
Solution 40351: Statement on California Proposition 65
...nstruments calculators carry a warning for California’s Prop 65? There is no Proposition 65 warning on Texas Instruments calculators because they are compliant. TI calculators are tested for CA Proposition 65 substances, and they do not contain chemicals that are listed as harmful to people and t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/40351
Solution 10389: Differences in Features Between the TI-82 and TI-83.
...on to the horizontal split screen)• An interactive Equation Solver• Ability to give names to lists, attach formulas to lists, and enter 999 elements (compared to 99 on the TI-82)• Logistic Regression and Sine Regression• More random number generator functions• An alphabetical CATALOG menu of all ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10389
Solution 10390: Different File Extensions for the TI-83.
...Please Note: Files that are transferred to the calculators must have these extensions to function correctly. TI-83: • .83b Backup memory image • .83c Complex variable • .83d GDB (graph database) • .83e Expression (numbers, equations, etc.) • .83f Function (Y-Vars, user-defined functions, etc.) • ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10390
Solution 10391: Linking a TI-83 Family or TI-84 Plus Family Graphing Calculator to a TI-82 Graphing Calculator.
...ists L1 through L6 with up to 99 elements can be transferred from a TI-83 family / TI-84 Plus family calculator to a TI-82 using the Lists to TI82... command in the LINK Send menu. The software that enables this communication is built into the TI-83 family / TI-84 Plus family calculator. The o...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10391
Solution 38395: Sending Unprompted Files from a TI-Nspire Family Handheld and Viewing them within TI-Nspire Navigator Family Software.
...] [1:File] [6:Send] Please Note: When sending unprompted using the steps above the document will not be automatically be graded by the "Portfolio Workspace" TI-Nspire Navigator Family Software: 1) To view unprompted files click [Window] [Class Workspace] and [Double-Click] the unprompted folder. ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/38395
Solution 37716: Scrolling a large list on the TI-84 Plus CE™ home screen displays odd information.
...ntents of a list on the home screen displays an unexpected result.Example:After recalling a 999 elements list and attempt to scroll the display does not display accurately. Due to a physical limitation on the viewing of all elements on the home screen, the best viewing for a large list variable i...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/37716
Solution 10631: Calculator Usage Guidelines for the ACT® test.
...ting room, and to ensure fairness for all test takers, the following types of calculators are not permitted: • Pocket organizers• Handheld or laptop computers• Electronic writing pads or pen-input devices• Calculators built into cellular phones or other wireless communication devices• Models wi...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/10631
Solution 11307: Calculator Software Applications (Apps) Bundled with the TI-84 Plus Silver Edition Graphing Calculator.
...ge Base Search What Calculator Software Applications (Apps) are preloaded with the TI-84 Plus Silver Edition? The TI-84 Plus Silver Edition comes preloaded with the following Apps: • Area Formulas App • Cabri™ Jr. App • Catalog Help App • CellSheet™ App • Conic Graphing App • Fundamen...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11307
Solution 11979: Purpose of the GarbageCollect Function on the TI-83 Plus Family, TI-84 Plus Family or TI-Nspire™ Handheld in TI-84 Plus Mode.
...nges the remaining variables into consecutive blocks. When a variable is unarchived, the amount of free Archive memory increases immediately, but the space is not actually available until after the next garbage collection. To use the GarbageCollect function, follow the steps below: 1) Press [2ND...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11979
Solution 11954: Differences Between the TI-83 Plus Family, TI-84 Plus Family and TI-86.
...The main differences in the functionality of these calculators are listed below. Items found on the TI-83 Plus family and TI-84 Plus family that are not included in the TI-86's functionality:• Flash technology for electronic upgradeability and Calculator Software Applications (Apps)• Finance• Inf...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11954
Solution 11896: Standards Used to Verify Functionality of Graphing Calculators.
...ts. This protocol serves to provide TI with a level of confidence in not only product functionality but also the accuracy of the documentation that accompanies the product. As noted in the warranty statement, TI does not warrant products to be fit for a particular purpose nor does TI warrant soft...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11896
Solution 11883: Graphing Calculator Seems to Slow Down When the TI Connectivity Cable is Inserted.
...se Search Why does my graphing calculator seem to slow down when the TI connectivity cable is attached? If the TI Connectivity cable is not completely inserted into the I/O port, it can cause the graphing calculator to appear to "slow down". The graphing calculator will usually respond ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11883
Solution 11410: Benefits of Calculator Software Applications (Apps) Over User-created Programs.
...M, rather than user RAM, so they keep user RAM available to store data. Apps cannot be accidentally removed from Flash ROM by resetting the RAM or by completely draining the batteries (dead batteries). Apps can be much more powerful and faster than a user-defined program. Apps have been developed...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11410