Calculated Industries 4320 - Manual (Page 4)

P OCKET R EFERENCE G UIDE — 3
KEY DEFINITIONS
Basic Function Keys
+ – x Arithmetic operation keys.
÷ =
%
Percent Key — Four-func-
tion (+, –, x, ÷) percent key.
0 – 9 Keys used for entering
and • numbers.
O Off Key — Turns all power
off, clearing all non-perma-
nent registers.
o On/Clear Key — Turns on
power. Pressing once clears
the display. Pressing twice
clears all temporary values.
Ç Convert Key — Used with
the dimensional keys to
convert between dimen-
sions or with other keys to
access special functions.
c Constant Key — This key
stores a value permanently.
Used as a constant in
repeated calculations.
GETTING STARTED
4320PRG-E-A 6/16/04 7:53 AM Page 3