Citizen SR-281N Calculator User Manual


 
File name : CBM_SR-281N_IB_English_black_v09330.doc
Date: 2009/3/30 Trimmed Size : 140 x 75 mm SCALE 1 : 1
-E9-
ResultResult displayed as fraction for
integer when integer, numerator and
denominator are less than 1 x 10
12
nPr, nCr
0
r
n, n
10
100
, n,r are integers.
STAT
x
<
1 x 10
50
,
y
<
1 x 10
50
σ
x,
σ
y,
x
,
y
,a, b, r : n
0 ;
Sx, Sy
n
0, 1 ; x
n
= 50 ; y
n
= 50 ;
Number of repeats 255, n is an integer.
DEC
– 2147483648
x
2147483647
BIN
0
x
01111111111111111111111111111111
(for zero or positive)
10000000000000000000000000000000
x
11111111111111111111111111111111
(for negative)
OCT
0
x
17777777777 (for zero or positive)
20000000000
x
37777777777
(for negative)
HEX
0
x
7FFFFFFF ( for zero or positive)
80000000
x
FFFFFFFF (for negative)
Error conditions
Error message “
E
” will appear on the display and further calculation
becomes impossible when any of the following condition occur.
1) You attempted to divide by 0
2) When allowable input range of function calculations exceeds the
range specified
3) When result of function calculations exceeds the range specified
4) When the [ ( ] key is used more than 13 levels in a single
expression
5) When USL
<
LSL value
To release the above errors, please press [ ON/C ].
Basic Calculations
Use MAIN ( [ MODE ] 1 ( MAIN ) ) mode for basic calculations.
Arithmetic calculation
Arithmetic operations are performed by pressing the keys in the same
sequence as in the expression.