Citizen SR270X Instruction Manual Page 5
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File name : HDB0R100721_English_text_100426.doc
version : 10/04/26
Display readout
The display comprises the entry line, the result line, and indicators.
D
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10
32
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x10
39
Entry line
Indicator
Result line
Math
c
Entry line
SR-270X displays an entry of up to 99 digits. Entries
begin on the left; those with more than 15 digits scroll
to the left. Press [
X
] and [
W
] to move the cursor
through an entry. However, whenever you input the
89th digit of any calculation, the cursor changes from
" " to " " to let you know memory is running low. If
you still need to input more, you should divide your
calculation into two or more parts.
Result line
It displays a result of up to 10 digits, as well as a
decimal, a negative sign, a " x10 " indicator, and a
2-digit positive or negative exponent.
Indicators
The following indicators may appear on the display to
indicate the current status of the calculator.
Indicator Meaning
2nd 2nd set of function keys are active
A Alphabetic keys are active
M There is a number in the memory
STO Storing variable mode is active
RCL Recalling variable mode is active
STAT Statistics mode is active
Math Math style is selected as the Input/output format
D R G Angle mode: Degrees, Radians, or Gradians
FIX A fixed number of decimal places is in effect
SCI A fixed number of Scientific notation is in effect
TS
There are earlier or later results that can be displayed
Disp Displayed value is intermediate result when performing
multi-statement function
Before Starting Calculation
Using " MODE " keys
Press [ MODE ] to display mode menus when specifying an
operating mode ( " 1: COMP ", " 2: STAT ", " 3: TABLE " ).
COMP : Use this mode for basic calculations, including
scientific calculations. (the default)
STAT : Use this mode to perform single–variable and
paired–variable statistical calculations and regression
calculations.
TABLE : Use this mode to display a defined function in a tabular
form.
- Scientific Calculator 1
- General Guide 4
- Before Starting Calculation 5
- Using Math Mode 6
- Replay function 7
- Memory calculation 8
- Order of operations 8
- Accuracy and Capacity 9
- Error conditions 10
- Basic Calculations 11
- Percentage calculation 12
- Display notations 12
- Answer Function 12
- Fraction calculation 13
- Angle unit conversions 13
- Statistical Calculations 15
- ) only : 17
- Function Table 18
- Guía General 21
- Ajuste del contraste 22
- Lectura de la pantalla 22
- Antes de comenzar el cálculo 23
- Uso del modo matemáticas 24
- Función repetición 25
- Memoria de cálculo 25
- Orden de las operaciones 26
- Precisión y capacidad 26
- Condiciones de error 29
- Cálculos básicos 30
- Función de resultados 31
- Cálculo de fracciones 31
- Transformación Sexagesimal 32
- Decimal 32
- Cálculos estadísticos 34
- Para ver o cambiar datos 36
- Tabla de Función 37
- Guia Geral 40
- Ajuste de contraste 41
- Leitura do visor 41
- Antes de Iniciar o Cálculo 42
- Usando o Modo Matemático 43
- Função de repetição 44
- Cálculo da Memória 44
- Ordem de operações 45
- Precisão e Capacidade 45
- Condições de erro 47
- Cálculos Básicos 48
- Função de Resposta 49
- Cálculo de Fração 49
- Cálculos Estatísticos 52
- Para ver ou mudar dados 54
- Tabela de Função 55
- Allgemeine Anleitung 58
- Kontrasteinstellung 59
- Display-Anzeige 59
- Vor dem Rechnen 60
- Wiederholfunktion 62
- Speicherkalkulationen 62
- Reihenfolge der Operationen 63
- Genauigkeit und Kapazität 63
- Fehlerkonditionen 65
- Grundberechnungen 66
- Displaynotationen 67
- Antwortfunktion 67
- Bruchrechnungen 68
- Winkeleinheitumwandlung 68
- Sexagesimal 68
- Dezimal-Umwandlung 68
- Koordinatentransformation 69
- Wahrsscheinlichkeit 69
- Statistische Kalkulationen 70
- Funktionstabelle 73
- Guide général 76
- Lecture de l’affichage 77
- Utilisation du mode Math 79
- Fonction Refaire 80
- Calculs de Mémoire 80
- Ordre des opérations 81
- Précision et capacité 81
- Conditions d’erreur 83
- Calculs Basiques 84
- Fonction réponse 85
- Calculs de fractions 85
- Conversions d’unité d’angle 86
- Transformation Sexagésimale 86
- Décimale 86
- Transformation de coordonnées 87
- Probabilités 87
- Calculs statistiques 88
- ) uniquement : 90
- Fonction de tableau 91
- Guida Generale 94
- Regolazione del contrasto 95
- Prima di Avviare il Calcolo 96
- Funzione di riproduzione 98
- Calcolo della memoria 98
- Ordine delle operazioni 99
- Accuratezza e Capacità 99
- Condizioni di errore 101
- Calcoli di base 102
- Funzione di Risposta 103
- Il calcolo della frazione 103
- Calcoli Statistici 106
- It – 16 107
- It – 17 108
- Tabella della Funzione 109
- Algemene inleiding 112
- Het contrast bijregelen 113
- Het beeldscherm 113
- Foutieve invoer weergeven 116
- De herhaalfunctie 116
- Volgorde van de bewerkingen 117
- Nauwkeurigheid en capaciteit 117
- Foutmeldingen 119
- Basisbewerkingen 120
- Weergavenotaties 121
- Antwoordfunctie 121
- Bewerkingen met breuken 122
- Hoekconversies 122
- Sexagesimale 122
- decimale transformatie 122
- Coördinaattransformatie 123
- Waarschijnlijkheid 123
- Statistische bewerkingen 124
- Functietabel 127
- SIZE:140x74mm 129
- PARTS NO. HDB0R100721 129
- (SR100) 129
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