HP 50g Quick Start Manual page 35

Table 1-2 Basic Features, Customizing the Calculator, and Setting the Internal Clock
Functions
Turn calculator o turn calculator on, press ON. Note ON is printed on the key. The calculator turns off automatically 10 minutes after
T
on/off
it was last used. To turn off, press
Chapter 1 of the HP 50g Graphing Calculator User's Manual or the HP 50g Graphing Calculator User's Guide.
Display contrast To change the display contrast, press and hold ON followed by
trast slightly; each press of
Graphing Calculator User's Manual or the HP 50g Graphing Calculator User's Guide.
Cancel or
Press the ON key (CANCL) when the calculator is powered up. Press
escape
(CLEAR) to clear the history (stack).
\
Return to the
To return to the {HOME} screen from within another menu, press the
HOME screen
the HP 50g Graphing Calculator User's Manual or the HP 50g Graphing Calculator User's Guide.
Deleting an Use the backspace key to edit your entries. Each press of the backspace key deletes characters to the left of the cursor,
entry
one character at a time. Press
EquationWriter. Within a highlighted area, the
space key. For more information, see Chapter 2 of the HP 50g Graphing Calculator User's Manual or Chapter 2 of the
HP 50g Graphing Calculator User's Guide.
Clearing the
Press
@
history or the
to highlight portions of expressions or equations, it also deletes highlighted entries in the EquationWriter. For more
stack
information, see Chapter 2 of the HP 50g Graphing Calculator User's Manual or the HP 50g Graphing Calculator
User's Guide.
@
decreases the contrast slightly. For more information, see Chapter 1 of the HP 50g
-
followed by
!
followed (CLEAR) to clear the history, or the stack, if in RPN mode. When used with the cursor keys
\
Display/Description
ON. Note OFF is printed above the key to the right. For more information, see
+
(DELETE) to delete highlighted entries on the entry line, or in the
\
DEL key command deletes the latest entry, much like the back-
!
or . Each press of
- +
followed by the by the backspace key
@
key. For more information, see Chapter 1 of
I
increases the con-
Getting Started 29