Texas Instruments TIVOYAGE200 User Manual - Page 727
Upgrading the Operating System (OS), Stopping the Program
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2. When each device displays its initial prompt, respond as shown below. On the: Device that will send the first message. Device that will receive the first message. Type: 1 and press ¸. 0 and press ¸. 3. Take turns typing a message and pressing ¸ to send the variable msg to the other device. Stopping the Program Because the Chat program sets up an infinite loop on both devices, press ´ (on both devices) to break the program. If you press N to acknowledge the error message, the program stops on the Program I/O screen. Press ‡ or N to return to the Home screen. Upgrading the Operating System (OS) You can upgrade the OS on your Voyage™ 200 using your computer. You can also transfer the OS from one unit to another identical model (for example, from a TI-89 Titanium to a TI-89 Titanium or from a Voyage™ 200 to a Voyage™ 200). Installing OS software resets all device memory to the original factory settings. This means that all user-defined variables (in both RAM and the user data archive), functions, programs, lists, and folders (except the Main folder) will be deleted. It is possible that Connectivity 727