HP 39gs - Manual (Page 12)

1-2 Getting started
The display
To adjust the
contrast Simultaneously press and (or ) to increase (or
decrease) the contrast.
To clear the display • Press CANCEL to clear the edit line.
• Press CLEAR to clear the edit line and the
display history.
Parts of the
display
Menu key or soft key labels. The labels for the menu
keys’ current meanings.
is the label for the first
menu key in this picture. “Press ” means to press the
first menu key, that is, the leftmost top-row key on the
calculator keyboard.
Edit line. The line of current entry.
History. The HOME display ( ) shows up to four
lines of history: the most recent input and output. Older
lines scroll off the top of the display but are retained in
memory.
Title. The name of the current aplet is displayed at the top
of the HOME view. RAD, GRD, DEG specify whether
Radians, Grads or Degrees angle mode is set for HOME.
The and symbols indicate whether there is more
history in the HOME display. Press the
and to
scroll in the HOME display.
N O T E This user’s guide contains images from the HP 39gs and
does not display the
menu key label.
Title
Edit line
History
Menu key
labels
HP 39gs English.book Page 2 Wednesday, December 7, 2005 11:24 PM