Keyboard Basics - HP RPN SCIENTIFIC WP 34S Owner's Manual

Keyboard Basics

Start exploring your WP 34S: Press its bottom left key to turn it on – notice that .ON. is
printed below that key. If you turn on your WP 34S the very first time, you will get what you
see displayed below. To turn it off again, press the green key
up top left in display), then
WP 34S has Continuous Memory, turning it off does not affect the information it contains.
To conserve battery energy, your WP 34S will shut down some five minutes after you stop
using it – when you turn it on again, you can resume your work right where you left off.
To adjust display contrast, hold down .ON. while you press
WP 34S Owner's Manual

(which has
Edition 3.1

printed on its lower part). Since your
OFF
 
or
Look at the keyboard of an HP-42S
comparison. The most striking differ-
ence to it is the colorful surface of your
WP 34S. You get five functions per
key on average. White print on key top
is for the primary function of the key.
For secondary functions, green labels
are put on the slanted lower faces of
34 keys, golden and blue labels are
printed below them on the key plate.
Grey letters are bottom left of 26 keys.
To access a white label, just press the
corresponding key (thus it is called
primary function). For a golden, blue,
or green label, press the prefix
 
, or , respectively, then the
corresponding key.
Take the key
ing ...


will enter the digit 5 in display,

 
+ will calculate the arithmetic
mean values of data accumulated in
the statistic registers via

 
+ will compute the standard
deviations for the same data via

 
+ will open a catalog (i.e. a
set) of extra statistical functions via

. All labels printed underlined
on the keyboard point to catalogs.
 The grey
R
alpha mode, i.e. for input of text.
(notice a little ⓗ showing
.

for example. Press-

,
will become relevant in
Page 11 of 211
for

,

,