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Online User Manual and Guide for Texas Instruments TI-15 Explorer Calculator

Texas Instruments TI-15 Explorer Calculator > User Guide
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© 2000 TEXAS INSTRUMENTS INCORPORATED TI-15: A Guide for Teachers vi About the TI.15 (Continued) Resetting the TI.15 Pressing - and ” simultaneously or pressing ‡, selecting RESET, selecting Y (yes), and then pressing ® resets the calculator. Resetting the calculator: ·    Returns settings to their defaults: Standard notation (floating decimal), mixed numbers, manual simplification, Problem Solving Auto mode,  and Difficulty Level 1 (addition) in Problem Solving. ·    Clears pending operations, entries in history, and constants (stored operations). Automatic Power DownTM (APDTM) If the TI-15 remains inactive for about 5 minutes, Automatic Power Down (APD) turns it off automatically. Press - after APD. The display, pending operations, settings, and memory are retained.