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Orion TI-84 Plus Talking Graphing CalculatorTM Upgrade Instructions

Copyright 2014
American Printing House for the Blind, Inc.



For complete functionality of the new features in release 2.00.41, you must already be running Version 1.1.0. or higher. If you are not running a version greater than 1.1.0, follow the Version 1.1.0 Update instructions first and then return to do the update for Version 2.00.41

There are two parts to the upgrade: 1) downloading the software and 2) upgrading the Orion accessory unit. Each part of the upgrade is explained in the following two sections of this document. Read each section carefully before proceeding.

See What's New to read about what has been fixed, changed, and added.

Download the Software

To implement this release you need a PC running Microsoft Windows XP SP2 or later. Click on the following link to download the necessary software: Orion TI-84 Plus firmware file Orion TI-84 Plus Release-02.00.41.zip.

When download is complete, follow these steps:

  1. Open the folder on your computer where the firmware file was downloaded.
  2. Right click on the file and choose extract. OR press the application key while the file is selected.
  3. From the context menu, select Extract All.
  4. Follow the steps to extract it to a folder of your choice.

When finished, your chosen folder should contain a folder named Orion. Make a note of the location of this folder for use in the next section of this document.

Upgrade Orion Accessory Unit

The following are required to perform the upgrade to the Orion Accessory unit:

Device Connection Modes

Orion TI-84 Plus Firmware Upgrade Procedure

  1. Turn off the TI-84 Plus, if it is already on.
  2. Connect the Mini-B USB cable to the Orion TI-84 Plus unit and plug the other end of the USB cable into the PC. If this is the first time you have connected the Orion to the PC, the PC may install drivers. Wait for the driver installation to finish before continuing. You may need administration rights to install the drivers.
  3. Run the Orion TI-84 Plus Upgrade Utility. The upgrade utility dialog box displays "Orion TI-84 Plus is connected." At this stage, the device is in Normal mode and the software shows that it is not connected in upgrade mode.
  4. To connect the Orion TI-84 Plus unit with the Upgrade Utility in upgrade mode, press and hold down the Cursor UP key on the Orion unit.
  5. With one hand, press the Cursor UP key on the Orion unit. With your other hand press both the CTRL and Shift keys simultaneously.
  6. Release the CTLR and Shift keys first; then release Cursor UP key. At this point, the utility upgrade dialog box displays "Orion TI-84 Plus is connected" in the device status field, and "Do you want to upgrade/downgrade/repair the device?" in the message field (see Figure 1).

  7. Upgrade Utility screen shot 1

    Figure 1. Device is in Upgrade Mode
  8. If the device is connected in Upgrade mode, the utility shows the device serial number and the software version of the device at top right corner of the window.
  9. Browse and select the firmware file (e.g., "Orion TI-84 Plus Release vxx.xx.xx.bin"). The GUI (graphical user interface) also shows the software version of the selected file.
  10. Click on the Upgrade button.
  11. The utility begins upgrading the device (see Figure 2).

  12. Upgrade Utility screen shot 2

    Figure 2. Upgrading the device
  13. During firmware upgrade, the Orion TI-84 Plus gives vibration indications every few seconds.
  14. Wait for the message "Device upgrade has been completed" in the upgrade utility dialog box (see Figure 3). Do not unplug the cable.

  15. Upgrade Utility screen shot 3

    Figure 3. Device upgrade has been completed successfully
  16. When you hear the "Device upgrade is completed successfully" announcement from the device, unplug the USB cable.
  17. If you have additional calculators to upgrade, you may connect another at this time and begin the upgrade process (see the Upgrade TI-84 OS section of this document). If you are done upgrading, close the upgrade utility.
  18. Done. Device is ready to use.


The firmware version loaded into the unit can be verified using the following steps. The version number can also be read through the Orion Help menu.

  1. Turn the calculator OFF and unplug the USB cable.
  2. Connect the device in Upgrade mode.
  3. The GUI shows the device's hardware serial number and the version of the installed firmware.
  4. If the utility does not show anything, try again from verification step 1.