Display Readout; Before Starting Calculation; Using " Mode " Keys - Citizen SR-281N Instruction Manual

Display readout

The display comprises two lines and indicators. The upper line is a dot
display up to 128 characters. The lower line is capable of displaying a
result of up to 12 digits, as well as 2-digits positive or negative
exponent.
When formulas are input and executed the calculation by [=], they are
displayed on the upper line, and then results are shown on the lower
line.
The following indictors appear on the display to indicate you the
current status of the calculator.
Indicator Meaning
M Running memory
– Result is negative
E Error
STO Storing variable mode is active
RCL Recalling variable mode is active
2nd 2nd set of function keys are active
HYP Hyperbolic-trig function will be calculated
ENG Engineering symbol notation
CPLX Complex number mode is active
CONST Display physics constants
DEGRAD Angle mode : DEGrees, GRADs, or RADs
BIN Binary base
OCT Octal base
HEX Hexadecimal base
( ) Open parentheses
TAB Number of decimal places displayed is fixed
STAT Statistics mode is active
REG Regression mode is active
EDIT Statistics data is being edited
CPK CPK : Process capability
CP : Precision capability
USL Set upper specification limit
LSL Setting lower specification limit
i Imaginary part
Allow to use undo function

Before Starting Calculation

Using " MODE " keys

Press [ MODE ] to display mode menus when specifying an operating
mode ( " 1 MAIN ", " 2 STAT ", " 3 CPLX ", " 4 RESET " ) or the
engineering symbol notation ( " 5 ENG " ).
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File name : CBM_SR-281N_IB_English_black_v09330.doc
Date: 2009/3/30 Trimmed Size : 140 x 75 mm SCALE 1 : 1