Научный калькулятор CITIZEN SRP-145N/NGR/NOR/NPU. Инструкция на русском языке

Contents
BASIC DEFINITIONS.......................................................... 2
The Keys .......................................................................................2
GENERAL KEYS ..............................................................................2
MEMORY KEYS ...............................................................................2
SPECIAL KEYS ................................................................................3
FUNCTION KEYS.............................................................................4
PROGRAMMING KEYS (USE IN THE PGM MODE ONLY) ............5
STATISTICAL KEYS (USE IN THE STAT MODE ONLY).................5
THE DISPLAY..................................................................... 6
ORDER OF OPERATIONS................................................. 7
ACCURACY AND CAPACITY............................................ 7
OVERFLOW / ERROR CONDITIONS ................................ 8
POWER SUPPLY................................................................ 9
NORMAL CALCULATIONS ............................................... 9
Basic Calculation  (Including Parenthesis Calculations)................9
Constant Calculations....................................................................9
Memory Calculations...................................................................10
FUNCTION CALCULATIONS........................................... 10
Sexagesimal - Decimal conversion...........................................10
Fraction Calculation.....................................................................11
Trigonometric / Inverse – Tri. Functions ......................................11
Hyperbolic Functions and Inverse – Hyp. Functions ...................11
Common And Natural Logarithms / Exponentiations...................12
Power, Root, Reciprocals, Factorials...........................................12
STANDARD DEVIATIONS ............................................... 12
PROGRAMMING .............................................................. 13
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BASIC DEFINITIONS
The Keys
To keep your calculators as compact as possible, some keys have
more than one function. You can change the function of a key by
pressing another key first, or by setting the calculator in a certain
mode.
The following pages give you more detailed explanation of each key’s
use and function.
[ 2ndF ] Second Function Select Key
Some keys have a second function inscribed above them. To perform
this second function, press [ 2ndF ]. “ 2F ” appears in the display then
press the key.
GENERAL KEYS
[ 0 ] ~[ 9 ] [?] Data Entry keys
Press these keys in their logical sequence to enter numbers.
[ + ] [ – ] [ x ] [ ? ] [ = ] Basic Calculation Keys
Press these keys in their logical sequence for addition, subtraction,
multiplication, division, and to display answers.
[ ON/C ] Power On / Clear Key
Press [ ON/C ] to turn on the calculator and to clear everything except
the contents of the memory, constant memory(Ka, Kb), and program
memory.
[ CE ] Clear Entry Key
Press [ CE ] to erase incorrect entries.
[ 00?0 ] Right Shift Key
Press to clear the last significant digit of the number displayed.
(Ex.)          123456                       123456.
[ 00?0 ]                      12345.
[ 00?0 ]                       1234.
[ +/– ] Sign Change Key
Press [ +/– ] to change the displayed number from positive to negative
or from negative to positive.
MEMORY KEYS
[ MR ] Memory Recall Key
Press [ MR ] to display the contents of the memory.
[ X?M ] Memory Store Key
Press [ X?M ] to store the displayed value into memory. Any previous
value in memory is automatically erased.
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[ M+ ] Memory Plus Key
Press [ M+ ] to total the current calculation and add the result to the
value already in memory.
[ 2ndF ] [ Ka x ? k  ], [ 2ndF ] [ Kb x ? k  ] Constant (Ka, Kb) Memory
Store Key
Press to enter the displayed value into constant memory Ka or Kb.
[ Ka x ? k  ], [ Kb x ? k  ] Memory Recall Key
Press to display the contents of a constant memory.
Note :
•  Constant memories Ka and Kb can have a value of 0
•  If you press [ Ka x ? k ] or [ Kb x ? k ] after entering a number or marking
a calculation, the displayed value is multiplied by the value in Ka or
Kb.
SPECIAL KEYS
[ ( ], [ ) ] Parenthesis Keys
Press to override the calculation’s default order of operation by using
parentheses. You can use up to 6 levels of parenthes in a single
calculation.
[ EXP ] Exponent Key
To enter a number in scientific notation, first enter the numbers for the
mantissa, press [ EXP ], and then enter the numbers for the exponent.
[ 2ndF ] [ ? ] Key
Press [ 2ndF ] [?] to display the value of ?, which is the ratio of
circle’s circumference to its diameter (approximately 3.141592654).
[ 2ndF ] [ X-Y ] Register Exchange Key
Press [ 2ndF ] [ X-Y ] to exchange the displayed value (X–register)
with the contents of the working register (Y–register).
(Ex.)          123 [ + ] 456 [ = ]                 579.
[ 2ndF ] [ X-Y ]                    456.
[ 2ndF ] [ X-Y ]                    579.
[ 2ndF ] [ FIX ] Decimal Point Set Key
Use to set the number of digits displayed after the decimal point in
either final or intermediate results. The calculator continues to use its
full range for internal calculations and only rounds the number in the
display.
•  [ 2ndF ] [ FIX ] [ 0 ]~[ 6 ] –– Sets the number of digits to be
displayed to the right of decimal point.
•  [ 2ndF ] [ FIX ] [ 7 ], [ 8 ], [ 9 ], [?] –– Selects floating point format.
(Ex.)     5 [ ? ] 9 [ = ]               0.555555556
[ 2ndF ] [ FIX ] [ 2 ]                  0.56
[ 2ndF ] [ FIX ] [ 5 ]              0.55556
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