To adjust the
To clear the display
Parts of the
To adjust the contrast, press and hold
contrast. The contrast will change with each press of the
to clear the edit line.
again to clear the display history.
Menu key labels. The top row of keys on the HP 39gII
keyboard (F1-F6) are the menu keys. These keys give you
access to the menu items shown at the bottom of the
is the label for the first menu key in the
figure above. "Press
Edit line. The line of current entry.
History. The Home display (
of history: the most recent input and output. Older lines
scroll off the top of the display but are retained in
Title. The name of the current app is displayed at the top
of the Home view. RAD or DEG specifies whether Radians
or Degrees is the current angle measurement mode. The
symbols indicate there is more history in the
keys to increase or decrease the
once to clear an active edit line and
" means press the F1 menu key.
) shows up to 6 lines
to scroll in the history display.
, then press