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Printing A Running Record - HP -28S Manual

Advanced scientific calculator.
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• PRI
(print
1) prints the object in level 1.
• PRST
(print stack)
prints all objects on the stack.
• PRVAR
(print variable)
prints the name and contents of a variable.
• PRLCD
(print LCD)
prints the display.
• CR
(carriage right)
prints a blank line.
• TRAC
(trace on/off)
turns Trace printing mode on and off.
Printing a Running Record
To print a running record of your calculations, turn on Trace printing
mode.
TRAC
A square appears in the
TRAC
menu label to indicate that Trace
printing mode is turned on.
Now see what happens when you add two numbers-for example, 44
and 72. First put 44 on the stack.
44
I
ENTER
I
The input and level 1 result are printed.
Now add 72.
72CB
44 ENTER
1:
44
72
+
1:
116
Again the input and level 1 result are printed.
Turn off Trace printing mode.
TRAC
3:
150
15: Printing
2:
1:
116
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I

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