Texas Instruments TI-89 User Manual - Page 951
Suggested action, Flash ROM. This erases all - titanium 89 rom
UPC - 033317196326
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If: The TI-89 Titanium appears to be "locked up" and will not respond to keyboard input. The Voyage™ 200 appears to be "locked up" and will not respond to keyboard input. Suggested action: The following action clears RAM. This erases all data, programs, and user-defined variables, functions, or folders. Press and hold A, B, and 2. Then press and release ´. The following action clears RAM and Flash ROM. This erases all data, programs, user-defined variables, functions, folders, Flash applications, and the user data archive. 1. Remove one of the four AAA batteries. 2. Press and hold · and d as you reinstall the battery. 3. Continue holding · and d for five seconds before releasing. The following action clears RAM. This erases all data, programs, and user-defined variables, functions, or folders. Press and hold 2 and ,. Then press and release ´. The following action clears RAM and Flash ROM. This erases all data, programs, user-defined variables, functions, folders, Flash applications, and the user data archive. 1. Remove one of the four AAA batteries. 2. Press and hold · and d as you reinstall the battery. 3. Continue holding · and d for five seconds before releasing. Appendix B: Technical Reference 952