P
OCKET REFERENCE GUIDE — 38
Preference Settings
To access the Preference Mode, press
s, then =, then keep pressing = to
toggle through the preference settings list-
ed. Press the + key to advance through
the sub-settings. Use the – key to back
up within the sub-settings. See Large
User’s Guide for details.
Batteries
Replacing the Batteries: Slide open and
remove the battery door (located on upper
backside of calculator). Remove the old
batteries. Insert two new LR44 button-cell
batteries, making sure they’re facing posi-
tive-side (+) up. Close the battery door.
Reset
You may at times want to reset your cal-
culator to its factory settings (i.e., reset all
registers and Preference Settings to their
original default values). To do this, turn off
the calculator, hold down the x key, and
then turn it back on.
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