Ativa Calculator AT 30S User Manual

4WOꢀLINES $ISPLAY  
-ULTIꢀSTATEMENTS  
s /PERATIONS OF THE SAME PRECEDENCE ARE PERFORMED FROM  
RIGHT TO LEFT ꢉꢆ EXLNꢄꢇꢑ @ EX[LNꢂꢄꢇꢑ ]ꢀ  
! MULTIꢆSTATEMENT IS AN EXPRESSION THAT IS MADE UP OF TWO OR  
MORE SMALLER EXPRESSIONSWHICH ARE JOINED USING A COLON ;ꢃ=ꢀ  
%XAMPLEꢃ ꢇ ꢈ AND THEN MULTIPLY THE RESULT BY ꢍꢀ  
s /THER OPERATIONS ARE PERFORMED FROM LEFT TO RIGHTꢀ  
s /PERATIONS ENCLOSED IN PARENTHESES ARE PERFORMED FIRSTꢀ  
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ꢁ ; = ꢄ ;!,0(!= ;ꢃ= ;!NS= ; = ꢅ ;ꢂ=  
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TE MS QB VTF  
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GJY TDJ FOH  
)NITIALIZING THE #ALCULATOR  
ꢃꢄ  
s 0ERFORM THE FOLLOWING KEY OPERATION WHEN YOU WANT TO  
INITIALIZE THE CALCULATION MODE AND SETUPꢁ AND CLEAR REPLAY  
MEMORY AND VARIABLESꢀ  
HPSRZHULQJꢃWHFKQRORJ\  
9OU CAN SIMULTANEOUSLY CHECK THE CALCULATION FORMULA AND ITS  
ANSWERꢀ 4HE FIRST LINE DISPLAYS THE CALCULATION FORMULAꢀ 4HE  
SECOND LINE DISPLAYS THE ANSWERꢀ  
;ꢂ=  
!NSXꢅ  
ꢀꢆꢄ  
%XPONENTIAL $ISPLAY &ORMATS  
;3()&4= ;#,2= ;ꢄ= ;ꢂ=  
"ASIC #ALCULATIONS  
4HIS CALCULATOR CAN DISPLAY UP TO ꢄꢑ DIGITSꢀ ,ARGER VALUES ARE  
AUTOMATICALLY DISPLAYED USING EXPONENTIAL NOTATIONꢀ )N THE  
CASE OF DECIMAL VALUESꢁ YOU CAN SELECT BETWEEN TWO FORMATS  
THAT DETERMINE AT WHAT POINT EXPONENTIAL NOTATION IS USEDꢀ  
s 4O CHANGE THE EXPONENTIAL DISPLAY FORMATꢁ PRESS THE ;-/$%=  
KEY A NUMBER OF TIMES UNTIL YOU REACH THE EXPONENTIAL  
DISPLAY FORMAT SETUP SCREEN SHOWN BELOWꢀ  
+EYS ,AYOUT  
6F/,LH1Q(W'LIL,F63&/D$<OFXODWRU  
2ZQHU¶Vꢃ0DQXDO  
!RITHMETIC #ALCULATIONS  
5SE THE ;-/$%= KEY TO ENTER THE #/-0 -ODE WHEN YOU WANT  
TO PERFORM BASIC CALCULATIONS ꢂ;-/$%= ;ꢆ= ꢀ  
PO  
6+,)7  
$/3+$  
02'( &/5  
s .EGATIVE VALUES INSIDE OF CALCULATIONS MUST BE ENCLOSED  
WITHIN PARENTHESESꢀ  
&IX 3CI .ORM  
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Q3U  
5HFꢇ  
(;326,7,21ꢃ¬ꢃꢍꢃ/,*1(6  
&DOFXODWULFHꢃ6FLHQWLILTXH  
0DQXHOꢃGHꢃ3URSULpWDLUHV  
±ꢂ  
s 0RESS ;ꢄ=ꢀ /N THE FORMAT SELECTION SCREEN THAT APPEARSꢁ PRESS  
;ꢆ= TO SELECT ꢅ.ORM ꢄꢅ OR ;ꢁ= FOR ꢅ.ORM ꢇꢅꢀ  
SIN nꢄꢀꢇꢈ m ;SIN= ;ꢇ= ;ꢇn = ꢆꢈꢁꢄ ; =  
Q&U  
3ROꢇ  
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ꢃF  
ꢂꢄ  
s )T IS NOT NECESSARY TO ENCLOSE A NEGATIVE EXPONENT WITHIN  
PARENTHESESꢀ  
DEꢃF  
ORJ  
FRV±ꢂ  
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WDQ±ꢂ  
s .ORMꢆ  
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ꢁꢁ%  
7ITH .ORM ꢄꢁ EXPONENTIAL NOTATION IS AUTOMATICALLY USED FOR  
INTEGER VALUES WITH MORE THAN ꢄꢑ DIGITS AND DECIMAL VALUES  
WITH MORE THAN TWO DECIMAL PLACESꢀ  
SIN ꢇꢀꢈꢍ ꢄꢑnꢐ m ;SIN= ꢁꢈꢄꢅ ;%80= ;ꢇn = ꢉ  
ꢀ±ꢁ  
K\S  
FRV  
VLQ  
WDQ  
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ꢍꢃ'(63/,(*8(ꢃ'(ꢃ/Ë1($  
&DOFXODGRUDꢃ&LHQWtILFD  
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$ISPLAY  
ꢇ,OWER  
%XAMPLE  
/PERATION  
(1*  
0ꢀ  
'7 &/  
PGG  
s .ORM ꢁ  
ꢇꢈ ꢃ ꢍꢀꢐ nꢐꢈ ꢓnꢇꢐꢀꢐ  
ꢇꢈ ; = ꢍꢀꢐ ; = ꢐꢈ ;ꢓ=  
nꢇꢐꢀꢐ  
7ITH .ORM ꢇꢁ EXPONENTIAL NOTATION IS AUTOMATICALLY USED FOR  
INTEGER VALUES WITH MORE THAN ꢄꢑ DIGITS AND DECIMAL VALUES  
WITH MORE THAN NINE DECIMAL PLACESꢀ  
ꢐꢒ ꢂnꢄꢇ ꢂnꢇꢀꢐ ꢓꢇꢒꢎꢀꢎ ꢐꢒ; =;ꢂn =ꢄꢇ; =;ꢂn =ꢇꢀꢐ;ꢓ=  
ꢇꢒꢎꢀꢎ  
ꢄꢇ  
JOT  
ꢄꢇꢈꢒꢌ ꢋꢐꢈꢇ ꢋꢍꢄꢑꢈꢓ ꢄꢇꢈꢒꢌ; = ꢋꢐꢈꢇ ;  
ꢄꢇ  
=
ꢒꢀꢌꢑꢈꢒꢎꢑꢒꢄꢈ ꢄꢑ  
ꢋꢐ  
ꢋꢍꢄꢑꢈ;ꢓ=  
ꢒꢀꢌꢑꢈꢒꢎꢑꢒꢄꢈ  
EFM  
BD  
8
9
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ꢂꢍꢀꢐ ꢄꢑ  
nꢋꢌ  
ꢂnꢇꢀꢈ  
ꢍꢀꢐ;%80=ꢋꢐ ; = ;ꢂn =ꢇꢀꢈ  
;%80= ;ꢂn =ꢋꢌ ;ꢓ=  
;ꢂ = ꢇ ; = ꢈ; =; = ꢄ  
;%80=ꢇ ;ꢓ=  
s !LL OF THE EXAMPLES IN THIS MANUAL SHOW CALCULATION RESULTS  
USING THE .ORMꢄ FORMATꢀ  
nꢈ  
nꢑꢈ  
ꢄꢑ  
ꢓ nꢄꢀꢑꢈꢐ ꢄꢑ  
nꢄꢀꢑꢈꢐ  
ꢂꢇꢃꢈ ꢄꢑ ꢓꢐꢑꢑ  
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6
T.WBS  
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ꢐꢑꢑꢀ  
ꢄꢍꢇꢎꢐꢀꢋꢄꢍꢇꢌ  
ꢑꢀꢋꢄꢍꢇꢎꢐꢋꢄ  
ꢂꢄ ꢄꢑ  
ꢋꢓ  
ꢄ;%80=ꢐ ; = ꢋ ;ꢓ=  
ꢄꢍꢇꢎꢐꢀꢋꢄꢍꢇꢌ  
,
$7ꢀꢁꢂ6  
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3
Sbo$  
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ꢂꢄ ꢄꢑ  
ꢄꢍꢇꢎꢐꢓ  
ꢄ;%80=ꢐ; =ꢋ ;  
ꢄꢍꢇꢎꢐ ;ꢓ=  
=
ESH  
&
ꢑꢀꢋꢄꢍꢇꢎꢐꢋ  
PLEASE NOTE THAT INTERNAL CALCULATION IS CALCULATED  
IN ꢄꢇ DIGITS FOR A MANTISSA AND THE RESULT IS  
DISPLAYED AND ROUNDED OFF TO ꢄꢑ DIGITSꢀ  
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ꢅꢀꢆꢇꢇꢀꢇꢇꢇꢀ+(/3  
ꢈꢅꢀꢆꢇꢇꢀꢇꢇꢇꢀꢉꢁꢊꢇꢋ  
n ꢈ n  
n ꢒ n  
n ꢌ n  
ZZZꢌDWLYDSURGXFWVꢌFRP  
3AFETY 0RECAUTIONS  
"EFORE 3TARTING #ALCULATIONS  
-ODES  
"EFORE STARTING A CALCULATIONꢁ YOU MUST FIRST ENTER THE CORRECT  
MODE AS INDICATED IN THE TABLE BELOWꢀ  
$ECIMAL 0OINT AND 3EPARATOR 3YMBOLS  
$ISPLAY  
ꢇ,OWER  
ꢈꢈꢀ  
9OU CAN USE THE DISPLAY SETUP ꢂ$ISP SCREEN TO SPECIFY THE  
SYMBOLS YOU WANT FOR THE DECIMAL POINT AND ꢈꢆDIGIT SEPARATORꢀ  
s 4O CHANGE THE DECIMAL POINT AND SEPARATOR SYMBOL SETTINGꢁ  
PRESS THE ;-/$%= KEY A NUMBER OF TIMES UNTIL YOU REACH THE  
SETUP SCREEN SHOWN BELOWꢀ  
%XAMPLE  
ꢈ ꢃ ꢐ ꢒ ꢓ ꢈꢈ  
/PERATION  
ꢈ ; = ꢐ ; = ꢒ ;ꢓ=  
ꢋ ; = ꢎ ; = ꢍ ; = ꢐ ;ꢓ=  
ꢄ ; = ꢇ ; = ꢈ ; = ꢍ ;  
ꢐ ; = ꢒ ;ꢓ=  
"E SURE TO READ THE FOLLOWING SAFETY PRECAUTIONS BEFORE USING  
THIS CALCULATOR+EEP THIS MANUAL HANDY FOR LATER REFERENCEꢀ  
ꢐ ꢓ ꢈꢒ  
ꢈꢒꢀ  
=
"ATTERIES  
ꢓ ꢒꢀꢒ  
ꢒꢀꢒ  
4O PERFORM THIS  
TYPE OF CALCULATIONꢃ  
0ERFORM THIS KEY  
OPERATIONꢃ  
4O ENTER  
THIS MODEꢃ  
ꢄꢑꢑ ꢂꢇ  
ꢍ ꢓ ꢎꢑ ꢄꢑꢑ ; =;ꢂ = ꢇ ; = ꢈ; =  
= ꢍ ;ꢓ=  
$ISP  
s !FTER REMOVING THE BATTERIES FROM THE CALCULATORꢁ PUT THEM IN  
A SAFE PLACE WHERE THERE IS NO DANGER OF THEM GETTING INTO  
THE HANDS OF SMALL CHILDREN AND ACCIDENTLY SWALLOWEDꢀ  
s +EEP BATTERIES OUT OF THE REACH OF CHILDRENꢀ )F ACCIDENTALLY  
SWALLOWEDCONSULT WITH A PHYSICIAN IMMEDIATELYꢀ  
s .EVER CHARGE BATTERIESꢁ TRY TO TAKE BATTERIES APARTꢁ OR ALLOW  
BATTERIES TO BECOME SHORTEDꢀ .EVER EXPOSE BATTERIES TO  
DIRECT HEAT OR DISPOSE OF THEM BY INCINERATIONꢀ  
s -ISUSE OF BATTERIES CAN CAUSE THEM TO LEAK ACID THAT CAN  
CAUSE DAMAGE TO NEARBY ITEMS AND CREATES THE POSSIBILITY OF  
FIRE AND PERSONAL INJURYꢀ  
s !LWAYS MAKE SURE THAT A BATTERYgS POSITIVE ꢂꢃ AND NEGATIVE  
ꢂn SIDES ARE FACING CORRECTLY WHEN YOU LOAD IT INTO THE  
CALCULATORꢀ  
s 2EMOVE THE BATTERIES IF YOU DO NOT PLAN TO USE THE CALCULATOR  
FOR A LONG TIMEꢀ  
;
ꢎꢑꢀ  
ꢇꢌꢀ  
"ASIC ARITHIMETIC  
CALCULATIONS  
;
-ODE=;ꢄ=  
#/-0  
ꢂ ꢍ  
ꢓ ꢇꢌ  
ꢇ ; = ꢈ ; = ;ꢂ= ꢍ ; = ꢐ ;ꢓ=  
#LOSED PARENTHESES  
s $ISPLAY THE SELECTION SCREEN;ꢆ= ;=  
s 0RESS THE NUMBER KEY ꢂ;ꢆ= OR ;ꢁ= THAT CORRESPONDS TO THE  
SETTING YOU WANT TO USEꢀ  
3TANDARD DEVIATION  
2EGRESSION CALCULATIONS  
;
;
-ODE=;ꢇ=  
-ODE=;ꢈ=  
3$  
OCCURRING IMMEDIATELY  
BEFORE OPERATION OF THE  
;ꢓ= KEY MAY BE OMITTEDꢀ  
2%'  
;ꢆ= ꢂDOT ꢉ  
0ERIOD DECIMAL POINTCOMMA SEPARATOR  
s 0RESSING THE ;-/$%= KEY MORE THAN ONCE DISPLAYS ADDITIONAL  
SETUP SCREENSꢀ 3ETUP SCREENS ARE DESCRIBED IN THE SECTIONS OF  
THIS MANUAL WHERE THEY ARE ACTUALLY USED TO CHANGE THE  
CALCULATOR SETUPꢀ  
;ꢁ= ꢂCOMMA ꢉ #OMMA DECIMAL POINTPERIOD SEPARATOR  
ꢂ ꢋ  
ꢂ ꢎ  
ꢓ ꢒꢐ ;ꢂ = ꢋ ; = ꢇ ; =;ꢂ = ꢎ ; = ꢐ ;ꢓ=  
ꢒꢐꢀ  
! MULTIPLICATION SIGN ;  
OCCURRING IMMEDIATELY  
=
3TACKS  
4HIS CALCULATOR USES MEMORY AREASꢁ CALLED ꢅSTACKSꢅꢁ TO  
TEMPORARILY STORE VALUES ꢂNUMERIC STACK AND COMMANDS  
ꢂCOMMAND STACK ACCORDING TO THEIR PRECEDENCE DURING  
CALCULATIONSꢀ 4HE NUMERIC STACK HAS ꢄꢑ LEVELS AND THE  
COMMAND STACK HAS ꢇꢍ LEVELSꢀ ! STACK ERROR ꢂ3TACK %22/2  
OCCURS WHENEVER YOU TRY TO PERFORM A CALCULATION THAT IS SO  
COMPLEX THAT THE CAPACITY OF A STACK IS EXCEEDEDꢀ  
BEFORE AN OPEN PARANTHESES  
CAN BE OMITTEDꢀ  
.OTEꢉ  
ꢄꢑ [ ꢇ  
ꢓ nꢐꢐ  
ꢂ ꢈ ꢒ ] ꢄꢑ ; =;ꢂ = ꢇ ; = ꢋ ;ꢂ = ꢈ ;  
ꢒ ;ꢓ=  
=
nꢐꢐꢀ  
s 4O RETURN THE CALCULATION MODE AND SETUP TO THE INITIAL  
DEFAULTS SHOWN BELOWPRESS ;3()&4= ;#,2= ;ꢁ= ;ꢂ=ꢀ  
#ALCULATION -ODEꢉ  
!NGLE 5NITꢉ  
%XPONENTIAL $ISPLAY &ORMATꢉ .ORM ꢄ  
&RACTION $ISPLAY &ORMATꢉ  
$ECIMAL 0OINT #HARACTERꢉ  
#/-0  
$EG  
0ERCENTAGE #ALCULATIONS  
s 5SE ONLY THE TYPE OF BATTERIES SPECIFIED FOR THIS CALCULATOR IN  
THIS MANUALꢀ  
s
#ALCULATIONS ARE PERFORMED IN SEQUENCE ACCORDING TO  
ꢅ#ALCULATION 0RIORITY 3EQUENCEꢅꢀ #OMMANDS AND VALUES ARE  
DELETED FROM THE STACK AS THE CALCULATION IS PERFORMEDꢀ  
$ISPLAY  
ꢇ,OWER  
B
%XAMPLE  
0ERCENTAGE  
ꢇꢒꢕ OF ꢖꢄꢐꢀꢑꢑ  
0REMIUM  
ꢄꢐꢕ INCREASE FROM  
ꢖꢈꢒꢀꢇꢑ  
$ISCOUNT  
ꢍꢕ DISCOUNT FROM  
ꢖꢍꢋꢀꢐꢑ  
/PERATION  
s $IM FIGURES ON THE DISPLAY OF THE CALCULATOR INDICATE THAT  
BATTERY POWER IS LOWꢀ #ONTINUED USE OF THE CALCULATOR WHEN  
THE BATTERY IS LOW CAN RESULT IN IMPROPER OPERATIONꢀ 2EPLACE  
THE BATTERY AS SOON AS POSSIBLE WHEN DISPLAY FIGURES BECOME  
DIMꢀ  
A
ꢊC  
$OT  
ꢄꢐ ; =ꢇꢒ ;3()&4= ;ꢕ=  
ꢈꢀꢌ  
/VERFLOW AND %RRORS  
s -ODE INDICATORS APPEAR IN THE UPPER PART OF THE DISPLAYꢀ  
s "E SURE TO CHECK THE CURRENT CALCULATION MODE ꢂ3$ꢁ 2%'ꢁ  
#/-0 AND ANGLE UNIT SETTING ꢂ$EGꢁ 2ADꢁ 'RA BEFORE  
BEGINNING A CALCULATIONꢀ  
)F THE OPERATIONAL RANGE OF THE UNIT IS EXCEEDEDꢁ OR INCORRECT  
INPUTS ARE MADEꢁ AN ERROR MESSAGE WILL APPEAR ON THE DISPLAY  
AND SUBSEQUENT OPERATION WILL BE IMPOSSIBLEꢀ 4HIS IS CARRIED  
OUT BY THE ERROR CHECK FUNCTIONꢀ 4HE FOLLOWING OPERATIONS WILL  
RESULT IN ERRORS ꢉꢆ  
ꢈꢒꢀꢇ; =ꢄꢐ ;3()&4= ;ꢕ= ;  
=
ꢍꢄꢀꢒꢈ  
$ISPOSING OF THE #ALCULATOR  
ꢍꢋꢀꢐ; =ꢍ ;3()&4= ;ꢕ= ;  
ꢋꢐ; =ꢇꢐꢑ ;3()&4= ;ꢕ=  
=
ꢍꢐꢀꢒ  
ꢈꢑꢀ  
s .EVER DISPOSE OF THE CALCULATOR BY BURNING ITꢀ $OING SO CAN  
CAUSE CERTAIN COMPONENTS TO SUDDENLY BURSTꢁ CREATING THE  
DANGER OF FIRE AND PERSONAL INJURYꢀ  
s 4HE DISPLAYS AND ILLUSTRATIONS ꢂSUCH AS KEY MARKINGS SHOWN  
IN THIS /WNERgS -ANUAL ARE FOR ILLUSTRATIVE PURPOSES ONLYꢁ AND  
MAY DIFFER SOMEWHAT FROM THE ACTUAL ITEMS THEY REPRESENTꢀ  
s 4HE CONTENTS OF THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT  
NOTICEꢀ  
)NPUT #APACITY  
2ATIO  
s 4HE MEMORY AREA USED FOR CALCULATION INPUT CAN HOLD ꢋꢌ  
ꢅSTEPSꢅꢀ /NE STEP IS TAKEN UP EACH TIME YOU PRESS A NUMBER  
KEY OR ARITHMETIC OPERATOR KEY ꢂ  
;!,0(!= KEY OPERATION DOES NOT TAKE UP A STEPSO INPUTTING  
;3()&4= ;N0R=FOR EXAMPLETAKES UP ONLY ONE STEPꢀ  
s 9OU CAN INPUT UP TO ꢋꢌ STEPS FOR A SINGLE CALCULATIONꢀ  
7HENEVER YOU INPUT THE ꢋꢈRD STEP OF ANY CALCULATIONꢁ THE  
CURSOR CHANGES FROM ꢅ?ꢅ TO Jꢅ TO LET YOU KNOW MEMORY IS  
RUNNING LOWꢀ )F YOU NEED TO INPUT MORE THAN ꢋꢌ STEPSꢁ YOU  
SHOULD DIVIDE YOUR CALCULATION INTO TWO OR MORE PARTSꢀ  
ꢄꢀ 4HE ANSWERꢁ WHETHER INTERMEDIATE OR FINALꢁ OR ANY VALUE IN  
MEMORY EXCEEDS THE VALUE OF pꢌꢀꢌꢌꢌꢌꢌꢌꢌꢌꢌ ꢄꢑꢌꢌ  
ꢋꢐ IS WHAT ꢕ OF ꢇꢐꢑꢗ  
2ATE OF CHANGE  
ꢄꢍꢄ IS AN INCREASE OF  
WHAT ꢕ FROM ꢄꢇꢑꢗ  
2ATE OF CHANGE  
ꢇꢍꢑ IS A DECREASE OF  
WHAT ꢕ FROM ꢈꢑꢑꢗ  
ꢀ ! ;3()&4= OR  
ꢇꢀ !N ATTEMPT IS MADE TO PERFORM FUNCTION CALCULATIONS THAT  
EXCEED THE INPUT RANGEꢀ  
ꢄꢍꢄ; =ꢄꢇꢑ ;3()&4= ;ꢕ=  
ꢇꢍꢑ; =ꢈꢑꢑ ;3()&4= ;ꢕ=  
ꢄꢋꢀꢐ  
nꢇꢑꢀ  
ꢈꢀ )MPROPER OPERATION DURING STATISTICAL CALCULATIONSꢁ EꢀGꢀꢁ  
ATTEMPTING TO OBTAIN X OR X N WITHOUT DATA INPUTꢀ  
ꢍꢀ 4HE CAPACITY OF THE NUMERIC VALUE STACK OR THE COMMAND  
STACK IS EXCEEDEDꢀ  
ꢐꢀ )NPUT ERRORS ARE MADEꢁ EꢀGꢀ ꢐ  
ꢈ ꢓ ꢀ  
n ꢄ n  
n ꢄꢑ n  
n ꢍ n  
n ꢋ n  
(ANDLING 0RECAUTIONS  
s 0RESSING THE ;!NS= KEY RECALLS THE LAST RESULT OBTAINEDꢁ WHICH  
YOU CAN USE IN A SUBSEQUENT CALCULATIONꢀ 3EE ꢅ!NSWER  
-EMORYꢅ FOR MORE INFORMATION ABOUT USING THE ;!NS= KEYꢀ  
CASE ꢂꢄ TO CASE ꢂꢈ  
CASE ꢂꢍ  
CASE ꢂꢐ  
-ATH %22/2  
3TACK %22/2  
3YNTAX %22/2  
&RACTIONS  
$ISPLAY  
ꢇ,OWER  
s "E SURE TO PRESS THE ꢅ/.ꢅ KEY BEFORE USING THE CALCULATOR FOR  
THE FIRST TIMEꢀ  
s %VEN IF THE CALCULATOR IS OPERATING NORMALLYꢁ REPLACE THE  
BATTERY AT LEAST ONCE EVERY THREE YEARSꢀ $EAD BATTERY CAN  
LEAKꢁ CAUSING DAMAGE TO AND MALFUNCTION OF THE CALCULATORꢀ  
.EVER LEAVE THE DEAD BATTERY IN THE CALCULATORꢀ  
%XAMPLE  
ꢈ ꢊꢓ ꢈ ꢇꢑ  
/PERATION  
ꢄꢈ  
B
B
ꢇ;A ꢊC=ꢐ; =ꢈ;A C=ꢄ  
-AKING #ORRECTIONS $URING )NPUT  
s 5SE ;= AND ;= TO MOVE THE CURSOR TO THE LOCATION YOU  
WANTꢀ  
s 0RESS ;$%,= TO DELETE THE NUMBER OR FUNCTION AT THE CURRENT  
CURSOR POSITIONꢀ  
s 0RESS ;3()&4= ;).3= TO CHANGE TO AN INSERT CURSOR ꢅ ꢅꢀ  
)NPUTTING SOMETHING WHILE THE INSERT CURSOR IS ON THE DISPLAY  
INSERTS THE INPUT AT THE INSERT CURSOR POSITIONꢀ  
s 0RESSING ;3()&4= ;).3=ꢁ OR ;ꢂ= RETURNS TO THE NORMAL CURSOR  
FROM THE INSERT CURSORꢀ  
4HE CALCULATOR IS LOCKED UP WHILE AN ERROR MESSAGE IS ON THE  
DISPLAYꢀ 0RESS ;!#= TO CLEAR THE ERRORꢁ OR PRESS ;= OR ;= TO  
DISPLAY THE CALCULATION AND CORRECT THE PROBLEMꢀ 3EE ꢅ%RROR  
,OCATORꢅ FOR DETAILSꢀ  
B
;A ꢊC=ꢍ;ꢓ=  
¹ꢄꢈ  
¹ꢇꢑꢀ  
B
ꢂCONVERSION TO DECIMAL ;A ꢊC=  
&RACTIONS CAN BE CONVERTED  
TO DECIMALSAND THEN  
ꢈꢀꢒꢐ  
s 4HE BATTERY THAT COMES WITH THIS UNIT DISCHARGES SLIGHTLY  
DURING SHIPMENT AND STORAGEꢀ "ECAUSE  
CONVERTED BACK TO FRACTIONSꢀ  
ꢁ IT MAY REQUIRE  
ꢏ)NTERNAL DIGITSꢇ  
ꢍꢐꢒ  
ꢄꢄ  
B
B
ꢋꢎ ꢓ ꢎ ꢄꢈ  
ꢈ;A ꢊC=ꢍꢐꢒ;A ꢊC=ꢋꢎ;ꢓ=  
D
¹ꢄꢄ  
¹
ꢄꢈꢀ  
REPLACEMENT SOONER THAN THE NORMAL EXPECTED BATTERY LIFEꢀ  
s ,OW BATTERY POWER CAN CAUSE MEMORY CONTENTS TO BECOME  
CORRUPTED OR LOST COMPLETELYꢀ !LWAYS KEEP WRITTEN RECORDS OF  
ALL IMPORTANT DATAꢀ  
s !VOID USE AND STORAGE IN AREAS SUBJECTED TO TEMPERATURE  
EXTREMESꢀ 6ERY LOW TEMPERATURES CAN CAUSE SLOW DISPLAY  
RESPONSEꢁ TOTAL FAILURE OF THE DISPLAYꢁ AND SHORTENING OF  
BATTERY LIFEꢀ !LSO AVOID LEAVING THE CALCULATOR IN DIRECT  
&OR A SINGLE CALCULATIONꢁ CALCULATION ERRORS IS pꢄ AT THE ꢄꢑTH  
DIGITꢀ ꢂ)N THE CASE OF EXPONENTIAL DISPLAYꢁ CALCULATION ERROR IS pꢄ  
AT THE LAST SIGNIFICANT DIGITꢀ %RRORS ARE CUMULATIVE IN THE CASE OF  
CONSECUTIVE CALCULATIONSꢁ WHICH CAN ALSO CAUSE THEM TO  
BECOME LARGEꢀ ꢂ4HIS IS ALSO TRUE OF INTERNAL CONSECUTIVE  
CALCULATIONS THAT ARE PERFORMED IN THE CASE OF ꢂX ꢁ ꢁ Xꢔꢁ ꢁ  
N0RN#R ETCꢀ  
)N THE VICINITY OF A FUNCTIONgS SINGULAR POINT AND POINT OF  
INFLECTIONERRORS ARE CUMULATIVE AND MAY BECOME LARGEꢀ  
;
3()&4=; ꢊC=  
B
ꢄꢄꢐ  
¹
ꢄꢈꢀ  
B
ꢇꢐꢋꢎ ꢍꢐꢋꢇ  
ꢄ;A ꢊC=ꢇꢐꢋꢎ; =ꢄ;A C=  
ꢍꢐꢋꢇ;ꢓ=  
ꢓ ꢒꢀꢑꢒꢒꢇꢑꢇꢐꢍꢋ ꢄꢑnꢍ  
ꢒꢀꢑꢒꢒꢇꢑꢇꢐꢍꢋnꢑꢍ  
7HEN THE TOTAL NUMBER  
OF CHARACTERSINCLUDING  
INTEGERNUMERATORꢁ  
DENOMINATOR AND  
X
Y
2EPLAY &UNCTION  
}
s %VERY TIME YOU PERFORM A CALCULATIONꢁ THE 2EPLAY &UNCTION  
STORES THE CALCULATION FORMULA AND ITS RESULT IN REPLAY  
MEMORYꢀ 0RESSING THE ;= KEY DISPLAYS THE FORMULA AND  
RESULT OF THE CALCULATION YOU LAST PERFORMEDꢀ 0RESSING ;=  
AGAIN BACK STEPS SEQUENTIALLY ꢂNEW TO OLD THROUGH PAST  
CALCULATIONSꢀ  
s 0RESSING THE ;= OR ;= KEY WHILE A REPLAY MEMORY  
CALCULATION IS ON THE DISPLAY CHANGES TO THE EDITING SCREENꢀ  
s 0RESSING THE ;= OR ;= KEY IMMEDIATELY AFTER YOU FINISH A  
CALCULATION DISPLAYS THE EDITING SCREEN FOR THAT CALCULATIONꢀ  
s 0RESSING ;!#= DOES NOT CLEAR 2EPLAY MEMORYꢁ SO YOU CAN  
RECALL THE LAST CALCULATION EVEN AFTER YOU PRESS ;!#=ꢀ  
s 2EPLAY MEMORY CAPACITY IS ꢄꢇꢎ BYTES FOR STORAGE OF BOTH  
EXPRESSIONS AND RESULTSꢀ  
s 2EPLAY MEMORY IS CLEARED BY ANY OF THE FOLLOWING ACTIONSꢉꢆ  
ꢏ7HEN YOU PRESS THE ;/.= KEYꢀ  
ꢏ7HEN YOU INITIALIZE MODES AND SETTINGS BY PRESSING ;3()&4=  
;#,2= ;ꢁ= ;ꢂ=ꢀ  
ꢏ7HEN YOU CHANGE FROM ONE CALCULATION MODE TO ANOTHERꢀ  
ꢏ7HEN YOU TURN OFF THE CALCULATORꢀ  
DELIMITER MARK EXCEEDS  
ꢄꢑTHE INPUT FRACTION IS  
AUTOMATICALLY DISPLAYED  
IN DECIMAL FORMATꢀ  
SUNLIGHTꢁ  
WINDOWꢁ NEAR A HEATER OR ANYWHERE ELSE IT  
MIGHT BECOME EXPOSED TO VERY HIGH TEMPERATURESꢀ (EAT CAN  
CAUSE DISCOLORATION OR DEFORMATION OF THE CALCULATORgS CASEꢁ  
O INTERNAL CIRCUITRYꢀ  
s !VOID USE AND STORAGE IN AREAS SUBJECTED TO LARGE AMOUNTS OF  
HUMIDITY AND DUSTꢀ 4AKE CARE NEVER TO LEAVE THE CALCULATOR  
WHERE IT MIGHT B  
AMOUNTS OF HUMIDITY OR DUSTꢀ 3UCH ELEMENTS CAN DAMAGE  
INTERNAL CIRCUITRYꢀ  
s .EVER DROP THE CALCULATOR OR OTHERWISE SUBJECT IT TO STRONG  
IMPACTꢀ  
s .EVER TWIST OR BEND THE CALCULATORꢀ !VOID CARRYING THE  
CALCULATOR IN THE POCKET OF YOUR TROUꢆSERS OR OTHER TIGHTꢆ  
FITTING CLOTHING WHERE IT MIGHT BE SUBJECTED TO TWISTING OR  
BENDINGꢀ  
s .EVER TRY TO TAKE THE CALCULATOR APARTꢀ  
s .EVER PRESS THE KEYS OF THE CALCULATOR WITH A BALLꢆPOINT PEN OR  
OTHER POINTED OBJECTꢀ  
#ALCULATION 0RIORITY 3EQUENCE  
#ALCULATIONS ARE PERFORMED IN THE FOLLOWING ORDER OF  
PRECEDENCE ꢉꢆ  
#OORDINATE TRANSFORMATION0OLꢂXY 2ECꢂRꢁ  
4YPE ! FUNCTIONS ꢉꢆ  
7ITH THESE FUNCTIONSꢁ THE VALUE IS ENTERED AND THEN THE  
FUNCTION KEY IS PRESSEDXꢁ Xꢁ XnꢄXꢔꢁ gggꢁ  
Ž
XXꢁ Xꢁ Yꢁ  
ANGLE UNIT CONVERSIONSꢀ  
B
ꢑꢀꢐ ꢓ ꢑꢀꢇꢐ  
ꢄ;A ꢊC=ꢇ; =ꢀꢐ;ꢓ=  
ꢑꢀꢇꢐ  
B
B
ꢂn ꢊn ꢊꢓ nꢄ ꢄꢑ ꢄ;A ꢊC=ꢈ; =;ꢂn =ꢍ;A ꢊC=ꢐ  
B
;
=ꢐ;A ꢊC=ꢒ;ꢓ=  
B
nꢄ¹ꢄ  
¹
ꢄꢑꢀ  
BY WATER OR EXPOSED TO LARGE  
B
ꢐ  
ꢄꢈ  
ꢄ;A ꢊC=ꢇ; =ꢄ;A C=ꢈ;  
=
B
B
ꢒꢑ  
ꢄ;A ꢊC=ꢍ; =ꢄ;A C=ꢐ;ꢓ=  
ꢄꢈ  
¹
ꢒꢑꢀ  
B
B
ꢂ ꢊꢓ ꢊꢒ  
;ꢂ=ꢄ;A ꢊC=ꢇ; =;A C=ꢈ;ꢓ=  
¹
ꢒꢀ  
ꢋꢀ  
B
B
ꢊꢂ ꢊꢓ ꢄ ꢋ  
ꢄ;A ꢊC=;ꢂ=ꢄ;A ꢊC=ꢈ;  
=
B
X
Y
ꢄ;A ꢊC=ꢍ; =;ꢓ=  
¹  
¹
0OWERS AND ROOTSꢁ ꢂX  
B
}
&RACTIONSꢁ A ꢊC  
s 9OU CAN USE THE DISPLAY SETUP ꢂ$ISP SCREEN TO SPECIFY THE  
DISPLAY FORMAT WHEN A FRACTION CALCULATION RESULT IS GREATER  
THAN ONEꢀ  
s 4O CHANGE THE FRACTION DISPLAY FORMATꢁ PRESS THE ;-/$%= KEY  
A NUMBER OF TIMES UNTIL YOU REACH THE SETUP SCREEN SHOWN  
BELOWꢉꢆ  
ꢐꢀ !BBREVIATED MULTIPLICATION FORMAT IN FRONT OF Pꢁ MEMORY  
NAME OR VARIABLE NAMESUCH AS ꢇP!P!ETCꢀ  
4YPE " FUNCTIONS ꢉꢆ  
7ITH THESE FUNCTIONSꢁ THE FUNCTION KEY IS PRESSED AND THEN  
THE VALUE IS ENTEREDꢀ  
X
X
nꢄ  
nꢄ  
nꢄ  
s 5SE A SOFTꢁ DRY CLOTH TO CLEAN THE EXTERIOR OF THE UNITꢀ )F THE  
CALCULATOR BECOMES VERY DIRTYꢁ WIPE IT OFF WITH A CLOTH  
ꢁ LOGꢁ LNꢁ E ꢁ ꢄꢑ ꢁ SINꢁ COSꢁ TANꢁ SIN ꢁ COS ꢁ TAN ꢁ SINHꢁ COSHꢁ  
$ISP  
nꢄ  
nꢄ  
nꢄ  
%RROR ,OCATOR  
TANHSINH COSH TANH n ꢀ  
MOISTENED IN A WEAK SOLUTION OF WATER AND A  
AL  
s 0RESSING ;= OR ;= AFTER AN ERROR OCCURS DISPLAYS THE  
CALCULATION WITH THE CURSOR POSITIONED AT THE LOCATION WHERE  
THE ERROR OCCUREDꢀ  
ꢋꢀ !BBREVIATED MULTIPLICATION FORMAT IN FRONT OF 4YPE "  
FUNCTIONS! LOGꢇETCꢀ  
s $ISPLAY THE SELECTION SCREENꢀ ;ꢆ=  
HOUSEHOLD DETERGENTꢀ 7RING OUT ALL EXCESS MOISTURE BEFORE  
WIPING THE CALCULATORꢀ .EVER USE THINNERꢁ BENZINE OR OTHER  
VOLATILE AGENTS TO CLEAN THE CALCULATORꢀ $OING SO CAN REMOVE  
PRINTED MARKINGS AND DAMAGE THE CASEꢀ  
s 0RESS THE NUMBER KEY ꢂ;ꢆ= OR ;ꢁ= THAT CORRESPONDS TO THE  
0ERMUTATIONCOMBINATIONꢁ N0Rꢁ N#R  
B
SETTING YOU WANT TO USEꢀ ;ꢆ= ꢂA ꢊC ꢉ MIXED FRACTIONꢀ ;ꢁ= ꢂDꢊC ꢉ  
ꢌꢀ  
IMPROPER FRACTIONꢀ  
s !N ERROR OCCURS IF YOU TRY TO INPUT A MIXED FRACTION WHILE THE  
DꢊC DISPLAY FORMAT IS SELECTEDꢀ  
ꢄꢑꢀ  
n ꢇ n  
n ꢎ n  
n ꢐ n  
n ꢄꢄ n  
 

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