HP 20B

HP 20b Business Consultant Keyboard
6
HP 20b Business Consultant Keyboard
Keyboard Map Legend
No. Feature Chapter(s) No. Feature Chapter(s)
1 Time Value of Money keys 3 16 Annunciator display area 1
2 Cash Flows, IRR, and NPV
menus
4 15 Amortization and Depreciation
menus
3,8
3 Data and Statistics menus 9 14 % key and Percent
Calculation menu
2,6
4 Input key 1 13 Store and Recall 2
5 Memory menu 1 12 Break-even menu 6
6 Up/Insert and Down/Delete
keys
1 11 Backspace key and Reset
menu
1
7 Secondary function key 1 10 Math Menu 2
8 On/Off and clear entry key 1 9 Mathematical function keys 2