HP F2226A - 48GII Graphic Calculator User Manual page 148

Graphing calculator
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Here is the sequence of steps to enter this number in ALG mode, system flag
117 set to CHOOSE boxes:
5‚Ý
‚Û
8@@OK@@
@@OK@@
`
The screen will look like the following:
Note: If you forget the underscore, the result is the expression 5*N, where N
here represents a possible variable name and not Newtons.
To enter this same quantity, with the calculator in RPN mode, use the following
keystrokes:
5
‚Û
8@@OK@@
@@OK@@
Notice that the underscore is entered automatically when the RPN mode is
active. The result is the following screen:
As indicated earlier, if system flag 117 is set to SOFT menus, then the UNITS
menu will show up as labels for the soft menu keys. This set up is very
convenient for extensive operations with units.
The keystroke sequences to enter units when the SOFT menu option is selected,
in both ALG and RPN modes, are illustrated next. For example, in ALG mode,
to enter the quantity 5_N use:
5‚Ý
Enter number and underscore
Access the UNITS menu
Select units of force (8. Force..)
Select Newtons (N)
Enter quantity with units in the stack
Enter number (do not enter underscore)
Access the UNITS menu
Select units of force (8. Force..)
Select Newtons (N)
Enter number and underscore
Page 3-23

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