Solution 13980: OS Restore in TI Connect™ for Macintosh® not Detecting Calculators Without the Operating System.
...ectivity cable? Follow the below steps to get the device recognized by TI OS Restore: • Unplug the TI Connectivity Cable from the device and from the computer• Turn off then turn on the calculator• Plug the cable into the calculator• Plug the cable into the computer• Wait about 20 seconds to see ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/13980
Solution 38856: About TI Rechargeable batteries sold through Amazon
...rch How can I determine if a TI Rechargeable Battery purchased through Amazon is a genuine, TI Rechargeable Battery? The only way to be sure you are purchasing a genuine TI Rechargeable Battery is to purchase it through Texas Instruments, a TI Instructional Products Dealer, or Amazon dir...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/38856
Solution 31111: Creating an Amortization Table with the TI-Nspire™ Family Handhelds or TI-Nspire™ Family Software.
... an Amortization Table with the TI-Nspire™ Family Handhelds or TI-Nspire™ Family Software. To create an amortization table, please follow the command as shown below: amortTbl(NPmt,N,I,PV, [Pmt], [FV], [PpY], [CpY], [PmtAt],[roundValue]) Example: amortTbl(12,60,10,5000,,,12,12) You can acc...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/31111
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 34711: Troubleshooting Error: Archived on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators
... *asterisk in front of it which indicates it is archived. 5) Press [ENTER] to unarchive and remove the asterisk. The program, variable, or data has become unarchived once this asterisk is removed. 6) Once done press [2nd] then [mode] to exit and try executing the program or using the variable or ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/34711
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 35072: Troubleshooting a TI-84 Plus C Silver Edition Graphing Handheld That Will Not Charge in the Charging Station.
...t over to the inside, and read the label. Look for the UL stamp, and confirm that it states that it is 1000 mA or higher.2) Verify the USB cable is completely pushed into the handheld and it is a tight fit.3) Initiate a USB activity by putting the unit in Receive or Transmit mode (no need to ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/35072
Solution 34391: Troubleshooting Difficulties updating TI-Nspire™ Family Handheld Units With Older Operating Systems.
...I-Nspire family 3.1 OS. 4) If the current OS is 3.0 or later download the latest TI-Nspire family OS. 5) Once downloaded, connect the handheld to the computer using the USB cable and verify the cable is completely pushed into the TI-Nspire and is a tight fit. If it is not completely pushed in the...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/34391
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 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 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 35994: Using the Constraint "|" Operator with Defined Derivative Function Gives Unexpected Answer on the TI-Nspire™ CAS Family.
...owever the calculator will return an answer of positive 14. The reason for this is when entering the constraint of x=k, the TI-Nspire CAS is actually computing the expression below: derivative(derivative(1/k*k^3-9*k^2+15*k*k,k),k) To receive the expected answer, you must first simplify the expre...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35994
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 38375: Troubleshooting Connectivity Issues with Texas Instruments SilverLink USB cable on Mac OSX.
...leshooting Connectivity Issues with Texas Instruments SilverLink USB cable with TI-Connect on Mac OSX. If a graphing calculator fails to connect to a computer, follow the instructions below to troubleshoot the connection problem: Please Note: The steps below are only for the Texas Instruments Si...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/38375
Solution 11954: Differences Between the TI-83 Plus Family, TI-84 Plus Family and TI-86.
...ence Tools. Please view the TI-83 Plus family/TI-84 Plus family Apps Site for more information.To determine which TI graphing calculator is right for you, please see the TI graphing calculator product comparison chart for additional information. Solution 11954: Differences Between the TI-83 Plus...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11954
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
Solution 39479: Update the Operating System (OS) on multiple TI-Nspire CX Family Calculators using TI-Nspire CX Premium Teacher Software.
...uments. • Download the latest version of TI-Nspire CX, TI-Nspire CX CAS, TI-Nspire CX II, or TI-Nspire CX II CAS OS. • Connect the calculators to the computer via USB cable or TI-Nspire CX Docking Station. • Open the TI-Nspire CX Premium Teacher Software. • Click [Window] [Content Workspace] • ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/39479
Solution 26990: Version Number Error Using Catalog Help On The TI-84 Plus™ Family.
...ou attempt to run it on the newer operating system. To download the latest version of Catalog help, please visit the link below: https://education.ti.com/en/software/details/en/4A72374E5E8C4AB6926F9B20A9C72FF6/83cataloghelp If the above information does not resolve the issue, please contact TI-Ca...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/26990
Solution 34424: Coefficient (r-Values) are not Displayed When Calculating Statistical Regressions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...Plus and TI-84 Plus family of graphing calculators? When using the TI-83 Plus and TI-84 Plus family of graphing calculators, the r and r2 values are computed for LinReg(a+bx), LinReg(ax+b), ExpReg, PwrReg and LnReg. R2 is computed for QuadReg, CubicReg and QuartReg. The r, r2 and R2 values are...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/34424
Solution 24656: Creating a Scatter Plot Using the TI-Nspire™ Family Products.
... abc are entered and do the same for column xyz. Split the screen: 1) Press [doc] then select Page Layout [5], Select Layout [2], and Layout 2 [2]. Complete the Scatter Plot: 1) Move to the new page by pressing [crtl] [tab]. 2) Press [menu] [2] to insert the Graphs application. 3) Press [menu],...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/24656
Solution 24770: Solving a System of Linear Equations on the TI-Nspire™ Family.
...quations on the TI-Nspire family? Simultaneously solving a system of linear equations on the TI-Nspire family products can be done using the simult( command. The following example will solve x and y for the equations: For Example: x + 2y = 1 3x + 4y = -1 1) Press [home] [A] or add a Calculator ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/24770