Texas Instruments TI-73VSC Guidebook - Page 10
Adjusting the Display Contrast Adjusting the Display Contrast
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4 Chapter 1: Operating the TIN73 Adjusting the Display Contrast The brightness and contrast of the display can depend on room lighting, battery freshness, and viewing angle. To adjust the contrast: 1. Press and release the yellow - key. 2. Press and hold $ (to darken the screen) or # (to lighten the screen). As you change the contrast setting, a number from 0 (lightest) to 9 (darkest) in the top-right corner indicates the current setting. You may not be able to see the number if the contrast is too light or too dark. Resetting Memory and All Defaults Follow these steps to reset the TIN73 to its factory settings and clear all memory: 1. Turn on the calculator. ^ The ^ key 2. Display the MEMORY menu. - Ÿ (above _ ) 3. Display the RESET menu. 7 4. Display the RESET RAM menu. 1
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