HP HP-18C - Trace Mode

Trace Mode
Trace mode produces a printed record of your interaction with the
calculator.
Example: Tracing an arithmetic calculation. Produce a record of
the keystrokes you use to do the following calculation and store the
result in the TVM built-in variable PMT.
IjI2 x 4,800 + 125
Starting from the MAIN menu , in manual mode:
Keys:
.1 PR INTER I IiJ'i'IDI
1 EXIT I
...
..
12 .DE]
Printed Record:
12.00
EXIT
FIN
TVM
1 ..... X
0.08 ***
o x
4800 GJ
125 G
4 , 80(1 . 00
+
125.0(1
525 . 00 ***
IImII P~lT
.1 PRINTER I
IiJ'i'IDI
1 EXIT I
PF: I tHER
TRACE
10: Printing 153