HP 20b HP 20b Calculator Quick Start Guide - Page 16
Editing Entries and Clearing, The Reset
UPC - 883585875344
View all HP 20b manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 16 highlights
Basic Features When an item for which the = key is valid displays, the small indicator (=) is displayed on the top line at the right of the screen. Do not confuse this small annunciator (=) with the larger annunciator (=) found to the right of a variable. Editing Entries and Clearing The On/CE O Key Pressing O one time cancels current number entries, mathematical operations, or a menu selection, in that order. Pressing O repeatedly while performing multiple actions or operations, or with multiple operations pending, cancels one operation at a time, from the latest to the earliest. The Reset :x Menu The Reset menu allows you to reset some, or all, of the menu items, variables, and registers to their default values. To open the Reset menu, press :x. TVM displays on the top line. Press < repeatedly to scroll to a specific item. If you select the command to reset all values, All , you will be prompted to confirm your choice. To reset, press I. At the All Reset message, press O or I to exit. Pressing :x while working within a particular menu takes you directly to the item of the Reset menu that allows you to reset that menu. Say, for example, you 16