Solution 11591: Correcting the Circular Definition Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...nt function or program calls. Please avoid choosing variable names like x,y,z,a,b,c,... for argument names when defining a function or program. These common variable names are frequently used and could easily be included as an argument in a function or program call. Instead, choose variable names...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11591
Solution 20289: Inputting Improper Fractions Using the TI-30XS/B and TI-34 MultiView™ Scientific Calculators.
...ey allows users to input mixed number fractions using the TI-30XS/B or TI-34 MultiView scientific calculator. Example: To input 2 3⁄4 follow the instructions below: 1) Input 2 and press [2nd] [U n/d]. 2) Input 3 and press [▼]. 3) Input 4 and press [►] [enter]. The calculator will return the s...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/20289
Solution 11501: Resolving Error Skipping: Keyfon73.fon When Installing the TI Connect™ Software.
...ipping: Keyfon73.fon when installing TI Connect? The error Skipping: Keyfon73.fon indicates that the TI-73 key font is not properly installed on the computer. The TI Connect software requires this font prior to installation. To correct this error, follow the steps listed below: • Click on Start...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11501
Solution 20489: Using the Right Arrow Key To Fill in Values When Using Templates on the TI-30XS/B MultiView™ Scientific Calculators.
...ain math templates on the TI-30XS/B MultiView calculators? The TI-30XS/B MultiView calculators have templates that are used for entering certain math computations. For example, some templates exist for fractions [n/d] and scientific notation [x10n]. It is important to note that when using these t...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/20489
Solution 23370: Solving Quadratic Equations on the TI-30X IIS/B and TI-34 II Explorer Plus™.
...] [)] 13) Press [=] again for the result The screen should display -1. Please Note: To find the other value for the expression, use these set of instructions and replace [+] with the [-] (minus) key. Please see the TI-30X IIS/B and TI-34 II Explorer Plus guidebooks for additional information. ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/23370
Solution 22310: Correcting the Error Message Variable is Locked, Protected, or Archived on the TI-89 Family, TI-92 Family and Voyage™ 200.
...tem to be deleted is locked, then the user will not be able to remove it from the unit. To unlock the item and delete it, please see the below instructions: - Make sure that the unit is on. - Press the [2nd] [-] to bring up the var-link menu. - Scroll to the item to be deleted and press [F1]. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/22310
Solution 12678: Replacement Battery Packs and AC Adapters for Discontinued Scientific Calculators.
... 2550 III BP3 AC9130A Battery packs and adapters are no longer available from Texas Instruments. Additional information regarding battery pack specifications as well as repairing battery packs may be found at www.datamath.org. Soluti...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/12678
Solution 20889: Ranger Program Will Not Work with CBL/CBR App on TI-83 Plus Family Graphing Calculators with OS 1.19.
...ution 20889: Ranger Program Will Not Work with CBL/CBR App on TI-83 Plus Family Graphing Calculators with OS 1.19. The CBL/CBR App is not a "true app", but a group of programs wrapped into an App. There are some changes to memory management in the 1.19 OS which conflict with the CBL/CBR ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/20889
Solution 12294: Replacing and Installing the Battery in a TI 34II Explorer Plus™.
...remove the old battery and insert the new battery. Safety precautions: 1) Be careful not to damage any internal parts. 2) Avoid contact with other components while changing the battery. 3) Properly dispose of the used battery immediately. 4) Do not leave batteries within the reach of children...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/12294
Solution 12151: Updating to Operating System (OS) Version 3.10 for the TI-89 Titanium and Voyage™ 200 Deletes All Calculator Software Applications (Apps).
...0? The TI-89 Titanium and Voyage 200 OS v3.10 will reset the RAM and Flash ROM memory as part of the updating process. This is done to ensure maximum compatibility with the operating system and apps. It is highly recommended that existing programs and apps are backed up before upgrading to OS v3....https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12151
Solution 12262: Replacing and Installing the Battery in a TI-30X IIS.
...he TI-30X IIS should function properly once the ON key is pressed. Please Note: Be careful not to damage any internal parts and avoid contact with components while changing the battery. Please see the TI-30X IIB / TI-30X IIS guidebook for additional information. Solution 12262: Replacing...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/12262
Solution 12126: Correcting a Non-algebraic Variable in Expression Error on the TI-89 Family and Voyage™ 200 Graphing Calculators.
... stored): 1) Press [CATALOG] then press the [,] key to go to the alphabetical listings beginning with the letter D2) Scroll down to select the DelVar command and press [ENTER]3) Input the variable used in the problem (For example, if the variable in the problem is x, then input DelVar x4) Press [...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12126
Solution 12258: Differences Between the TI-30Xa and the TI-30X IIS/B.
Solution 12258: Differences Between the TI-30Xa and the TI-30X IIS/B. Solution 12258: Differences Between the TI-30Xa and the TI-30X IIS/B. global Solution 12258: Differences Between the TI-30Xa and the TI-30X IIS/B. website ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/12258
Solution 34151: Calculating the Poisson Pdf using the TI-36X Pro.
...asic calculators Knowledge Base Knowledge Base Search How do I calculate the Poisson Pdf using the TI-36X Pro? Poisson Pdf computes a probability at x for the discrete Poisson distribution with the specified mean mu (m), which must be a real number > 0. X can be an non-...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/34151
Solution 12074: Troubleshooting a TI-89 that Displays Line 1111 Emulator.
...ld down the [ON] key all at the same time. The display of the calculator will flash and then turn on. For more information regarding your Texas Instruments TI-89 graphing calculator, please refer to the guidebooks section. Solution 12074: Troubleshooting a TI-89 that Displays Line 1111 Emulato...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12074
Solution 12047: Cannot Update the Operating System (OS) on a TI-89, TI-92 Plus or Voyage™ 200 with OS Version 2.0 or Below and TI Connect™ Software.
...urn the unit on. • Press [ I ]. On the TI-89 press [ 9 ]. • On PC, Click Start >> Programs >> TI Tools >> TI Connect >> TI OS Downloader. • Check the communication options and click next. • Click on start download. Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additiona...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12047
Solution 12235: Availability of Teacher Kits for the TI-15 Explorer™.
...nowledge Base Search Is there a teacher kit for the TI-15 Explorer? Teacher kits containing the TI-15 Explorer can be purchased through Instructional Product Dealers. A TI-15 Explorer teacher kits contains:• Ten TI-15 Explorer calculators • One TI-15 Explorer poster • One TI-15 Explorer...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/12235
Solution 12252: Calculating the Log and Inverse Log of a Number Using the TI-30X IIS/B.
... Knowledge Base Search How do I calculate the log and inverse log of a number using the TI-30X IIS/B? On the TI-30X IIS/B the [LOG] key computes the common logarithm of a number. To compute the common antilogarithm of a number, use the 10x function. The examples below will demonstra...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12252
Solution 10617: ERROR SINGULARITY Using the Equation Solver on the TI-85 and TI-86 When a Solution is Calculated Using the TI-89 Family.
... different criteria for determining when a linear system is too poorly conditioned to solve accurately. For more information regarding your Texas Instruments graphing calculator, please refer to the guidebooks section. Solution 10617: ERROR SINGULARITY Using the Equation Solver on the TI-85 and ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/10617
Solution 12219: Permitted TI Calculators for Society of Actuaries (SOA) Examinations.
...ogo. Candidates may use more than one of the approved models during the examination. For further information, please contact Society of Actuaries: Email: exams@soa.org Call: 847-706-3500 Website: www.soa.org Solution 12219: Permitted TI Calculators for Society of Actuaries (SOA) Examinations. ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/12219
Solution 11667: Battery Types for the TI-30 II.
...ge Base Knowledge Base Search What type of battery is needed for the TI-30 II? The TI-30 II takes two LR44 model batteries. Comparable replacement models and brands are as follows:Duracell - LR44Eveready - 357Toshiba - LR44Seiko - SR44 Solution 11667: Battery Types fo...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/11667
Solution 12256: Converting from Rectangular to Polar Coordinates Using the TI-30X IIS/B and TI-30XS MultiView™.
...NTER] to paste R►Pr( on the screen. • Input the x-value of the rectangular coordinate, which is 4. • Press [2nd] [)] (closed parenthesis) to insert a comma. • Input the y-value of the rectangular coordinate, which is 3. • Press [)] [ENTER] to display the results. The screen will show 5 which is ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12256
Solution 12260: Fraction Conversions on the TI-30X IIB / TI-30X IIS.
...X IIS? The TI-30X IIB / TI-30X IIS will convert to decimals, fractions, mixed numbers, and improper fractions. To do these conversions follow the instructions listed below: Converting a Fraction to Decimal form:(ex. 1/4) 1) Enter 1, press [A b/c], and enter 4 2) Press [2nd] [PRB] for Fraction ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12260
Solution 37335: Troubleshooting a TI-89 family, TI-92 family or Voyage 200 Graphing Handheld That Will Not Turn On or Function Properly.
...andheld will not turn on or function properly? Please Note: Information on battery precautions and replacement can be found in the case entitled "Instructions for Replacing Batteries In a TI Graphing Calculator". For any graphing handheld, please ensure that there are no buttons that are stuck do...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/37335
Solution 12266: Calculating Powers on the TI-30Xa, TI-30Xa Solar, or TI-36X Solar.
... demonstrate how to input exponents on the TI-30Xa, TI-30Xa Solar, or TI-36X Solar: Example: Raise 5 to the 3rd power. 1) Press the [ON/AC] key to completely clear the calculator. 2) Input [5]. 3) Press the [y to the x] key (located just above the division key). 4) Input [3]. 5) Press [=]....https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12266