ENGLISH
HYP: Indicates that h has been pressed and the hyperbolicMulti-line Playback functionDetermination of the Angular Unit
functions are enabled. If @H are pressed, the symbolsThis calculator is equipped with a function to recall previous equations inIn this calculator, the following three angular units (degrees, radians, and
O2ndF HYP� appear, indicating that inverse hyperbolic functionsthe normal mode. Equations also include calculation ending instructionsgrads) can be specified.
are enabled.such as O=� and a maximum of 142 characters can be stored in memory.
SCIENTIFIC CALCULATORDEG (°)
ALPHA:Indicates that K (STATVAR), O or R has beenWhen the memory is full, stored equations are deleted in the order of the
pressed, and entry (recall) of memory contents and recall ofoldest first. Pressing [ will display the previous equation and thePress G
EL-509WManswer. Further pressing [ will display preceding equations (afterGRAD (g)RAD(rad)
statistics can be performed.
MODELEL-509WSreturning to the previous equation, press ] to view equations in order).
FIX/SCI/ENG: Indicates the notation used to display a value and changes
In addition, @[ can be used to jump to the oldest equation.
by SET UP menu.
OPERATION MANUALY To edit an equation after recalling it, press > (<).
DEG/RAD/GRAD: Indicates angular units and changes each time GY To edit the displayed equation, press > (<) immediately after
PRINTED IN CHINAis pressed.obtaining a calculation answer.SCIENTIFIC CALCULATIONS
04KGK (TINSE0780EH01)
STAT: Appears when statistics mode is selected.Y The multi-line memory is cleared by the following operations:Y Press m0 to select the normal mode.
@c, @F (including the Automatic Power Off feature),
M: Indicates that a numerical value is stored in the independentY In each example, press a to clear the display. And if the FIX, SCI,
mode change, memory clear (@), RESET, @`, K
memory.or ENG indicator is displayed, clear the indicator by selecting �NORM1O
(R) ?, constant calculation, chain calculation, angle unitfrom the SET UP menu.
INTRODUCTIONconversion, coordinate conversion, N-base conversion, numerical value
BEFORE USING THE CALCULATORstorage to the temporary memories and independent memory.Arithmetic Operations
Thank you for purchasing the SHARP Scientific Calculator Model EL-509WM/
Y The closing parenthesis ) just before = or ; may be
509WS.Key Notation Used in this ManualPriority Levels in Calculation
omitted.
About the calculation examples (including some formulas and tables),This calculator performs operations according to the following priority:
In this manual, key operations are described as follows:
refer to the reverse side of this English manual. Refer to the number onQ Fractions (1l4, etc.) W Functions preceded by their argument (x-1, x2,
the right of each title on the manual for use.To specify ex: @en!, etc.) E Yx, xż R Implied multiplication of a memory value (2Y, etc.)Constant Calculations
Y In constant calculations, the addend becomes a constant. Subtraction
After reading this manual, store it in a convenient location for futureTo specify ln : IT Functions followed by their argument (sin, cos, etc.) Y Implied multipli-
and division are performed in the same manner. For multiplication, the
reference.To specify F : Kcation of a function (2sin30, etc.) U nCr, nPr I �, ÷ O +, � P AND { OR,
multiplicand becomes a constant.
XOR, XNOR } =, M+, M�, OM, |DEG, |RAD, |GRAD, DATA, CD, ?r¸,
Operational NotesFunctions that are printed in orange above the key require @ to beY When performing calculations using constants, constants will be
?xy and other calculation ending instructions
Y Do not carry the calculator around in your back pocket, as it may breakpressed first before the key. When you specify the memory, press Kdisplayed as K.
Y If parentheses are used, parenthesized calculations have precedence
when you sit down. The display is made of glass and is particularly fragile.first. Numbers for input value are not shown as keys, but as ordinaryover any other calculations.
Functions
Y Keep the calculator away from extreme heat such as on a car dashboardnumbers.
or near a heater, and avoid exposing it to excessively humid or dustyY Refer to the calculation examples of each function.
Power On and Off
environments.INITIAL SET UPY Before starting calculations, specify the angular unit.
Press a to turn the calculator on, and @F to turn it off.
Y Since this product is not waterproof, do not use it or store it where
fluids, for example water, can splash onto it. Raindrops, water spray,Mode SelectionRandom Function
Clearing the Entry and Memories
juice, coffee, steam, perspiration, etc. will also cause malfunction.The Random function has four settings for use in the normal or statistics
Clearing methods are described in the table as follows:Normal mode (NORMAL): m0
Y Clean with a soft, dry cloth. Do not use solvents or a wet cloth.mode. (This function cannot be selected while using the N-Base function.)
Y Do not drop it or apply excessive force.ClearingEntry M*1A-F, X,Y*2STAT*4Used to perform arithmetic operations and function calculations.Press a to exit.
Y Never dispose of batteries in a fire.operation(Display)ANS*3STAT VAR*5Statistics mode (STAT): m1Y The generated pseudo-random number series is stored in memory Y.
Each random number is based on a number series.
Y Keep batteries out of the reach of children.Used to perform statistical calculations.
Y This product, including accessories, may change due to upgradinga���[Random Numbers]
without prior notice.Equation mode (EQN): m2A pseudo-random number, with three significant digits from 0 up to 0.999,
@c�
Used to perform equation calculations.
can be generated by pressing @`0. To generate the
NOTICE@00*6
When executing mode selection, temporary memories, statistical variables,next random number, press ?.
Y SHARP strongly recommends that separate permanent written7
@10*statistical data and last answer memory will be cleared even when reselecting
records be kept of all important data. Data may be lost or altered in[Random Dice]
the same mode.
virtually any electronic memory product under certain circumstances.RESET switchTo simulate a die-rolling, a random integer between 1 and 6 can be
Therefore, SHARP assumes no responsibility for data lost orSET UP menu (FIX, SCI, ENG, NORM1, NORM2)generated by pressing @`1. To generate the next
: Clear� : Retain
otherwise rendered unusable whether as a result of improper use,1random dice number, press ?.
*Independent memory M.Press Ž to display the SET UP menu.
repairs, defects, battery replacement, use after the specified battery2
*Temporary memory A-F, X and Y.[Random Coin]
life has expired, or any other cause.3 FIX SCI ENG? NORM1 NORM2
*Last answer memory.To simulate a coin flip, 0 (head) or 1 (tail) can be randomly generated by
Y SHARP will not be liable nor responsible for any incidental or40 1 2]3 4pressing @`2. To generate the next random coin
*Statistical data (entered data).
consequential economic or property damage caused by misuse and/522number, press ?.
*xo, sx, Ax, n, Lx, Lx, oy, sy, Ay, Ly, Ly, Lxy, r, a, b, c.
or malfunctions of this product and its peripherals, unless such6YA menu item can be selected by:
*All variables are cleared. See �About the Memory clear keyO for details.
liability is acknowledged by law.7Y moving the flashing cursor by using ><, then press ?[Random Integer]
*This key combination functions the same as the RESET switch. See
(= key), orAn integer between 0 and 99 can be generated randomly by pressing
f Press the RESET switch (on the back), with the tip of a ball-point pen or�About the Memory clear keyO for details.Y pressing the number key corresponding to the menu item number.@`3. To generate the next random integer number,
similar object, only in the following cases. Do not use an object with aY If or is displayed on the screen, press [ or ] to view thepress ?.
[About the Memory clear key]
breakable or sharp tip. Note that pressing the RESET switch erases all
Press @ to display the menu.previous/next menu screen.
data stored in memory. MEM RESETAngular Unit Conversions
Y Press a to exit the SET UP menu.
Y When using for the first timeEach time @g are pressed, the angular unit changes in sequence.
0 1
Y After replacing the batteries[Selecting the Display Notation and Decimal Places]
Y To clear all memory contentsY To clear all variables (M, A-F, X, Y, ANS, STAT VAR), press 00The calculator has four display notation systems (Floating point, FixedMemory Calculations
Y When an abnormal condition occurs and all keys are inoperative.or 0.decimal point, Scientific notation and Engineering notation) for displayingThis calculator has 8 temporary memories (A-F, X and Y), one independent
If service should be required on this calculator, use only a SHARP servicingY To RESET the calculator, press 10 or 1.calculation results.memory (M) and one last answer memory (ANS). The independent
dealer, SHARP approved service facility, or SHARP repair service whereThe RESET operation will erase all data stored in memory, and restoreY If 0 (FIX) or 2 (ENG) is pressed, �TAB(0-9)?O willmemory and temporary memories are only available in the normal mode.
available.the calculator's default setting.be displayed and the number of decimal places (TAB) can be set to any
value between 0 and 9.[Temporary memories (A-F, X and Y)]
Hard CaseEntering and Correcting the EquationY If 1 (SCI) is pressed, �SIG(0-9)?O will be displayed and thePress O and a corresponding variable key to store a value in memory.
Press R and a corresponding variable key to recall a value from the
[Cursor keys]number of significant digits (SIG) can be set to any value between 0 and
memory.
Y Press < or > to move the cursor. You can also return to the9. Entering 0 will set a 10-digit display.
equation after getting an answer by pressing > (<). See the nextY If a floating point number does not fit in the specified range, the calculatorTo place a variable in an equation, press K, followed by a desired
section for using the [ and ] keys.will display the result using the scientific notation (exponential notation)variable key.
Y In the SET UP menu and other locations, use the < or > key tosystem. See �Setting the Floating Point Numbers System in Scientific[Independent memory (M)]
move the flashing cursor, then press ? (= key). If you need toNotationO for details.In addition to all the features of temporary memories, a value can be
scroll up/down the view, use the [ or ] key.[Setting the Floating Point Numbers System in Scientific Notation]added to or subtracted from an existing memory value.
[Insert mode and Overwrite mode in the Equation display]The calculator has two settings for displaying a floating point number:Press OM to clear the independent memory (M).
DISPLAYY This calculator has two editing modes: insert mode (default), and overwriteNORM1 (default setting) and NORM2. In each display setting, a number is[Last answer memory (ANS)]
mode. Pressing @ switches between the two modes. Aautomatically displayed in scientific notation outside a preset range:The calculation result obtained by pressing = or any other calculation
?Symboltriangular cursor indicates that an entry will be inserted at the cursor,Y NORM1: 0.000000001 d axa d 9999999999ending instruction is automatically stored in the last answer memory.
Y NORM2: 0.01 d axa d 9999999999
Equation?while the rectangular cursor indicates to overwrite preexisting data asNote:
Displayyou make entries.100000�3=3Y Calculation results from the functions indicated below are automatically
Y To insert a number in the insert mode, move the cursor to the place[Floating point (NORM1)]100000/3=33O333.33333stored in memories X or Y. For this reason, when using these functions,
immediately after where you wish to insert, then make a desired entry. In?[Fixed decimal point0233O333.33
be careful with the use of memories X and Y.
MantissaExponentthe overwrite mode, data under the cursor will be overwritten by the and TAB set to 2]
Y Random function ...................... Y memory
number you enter.04
?[SCIentific notation133.33�10Y ?r¸, ?xy................................X memory (r or x),
Y During actual use, not all symbols are displayed at the same time.Y This mode setting will be retained until the next RESET operation is
and SIG set to 3]
Y Certain inactive symbols may appear visible when viewed from a far off angle.executed.Y memory (¸ or y)
03
Y Only the symbols required for the usage under instruction are shown in?[ENGineering notation22 33.33�10Y Temporary memories and last answer memory are cleared even when
and TAB set to 2]
the display and calculation examples of this manual.[Deletion key]the same mode is reselected.
Y To delete a number/function, move the cursor to the number/function you?[Floating point (NORM1)]333O333.33333Y Use of R or K will recall the value stored in memory using up
/: Appears when the entire equation cannot be displayed. Press
wish to delete, then press d. If the cursor is located at the right end ofto 14 digits.
</> to see the remaining (hidden) section.3�1000=
an equation, the d key will function as a back space key.
[Floating point (NORM1)]a3/1000= 0.003
: Indicates that data can be visible above/below the screen.�03Chain Calculations
?[Floating point (NORM2)]4 3.�10
These indications may appear when menu, multi-line playback,Y This calculator allows the previous calculation result to be used in the
?[Floating point (NORM1)]3 0.003
and statistics data are displayed. Press [/] to scrollfollowing calculation.
up/down the view.Y The previous calculation result will not be recalled after entering multiple
instructions.
2ndF : Appears when @ is pressed, indicating that the functions
Y In the case of utilizing postfix functions (ż , sin, etc.), you can
shown in orange are enabled.
perform a chain calculation even when the previous calculation result
is cleared by the use of the a or @c keys.
Fraction CalculationsSingle-variable statistical calculationNormal Probability CalculationsWhen to Replace the Batteries
This calculator performs arithmetic operations and memory calculationsStatistics of Q and value of the normal probability functionYP(t), Q(t), and R(t) will always take positive values, even when t<0,If the display has poor contrast, the batteries require replacement.
using fractions, and conversion between a decimal number and a fraction.because these functions follow the same principle used when solving for
Y If the number of digits to be displayed is greater than 10, the number isLinear regression calculationan area.Cautions
converted to and displayed as a decimal number.Statistics of Q and W and, in addition, estimate of y for a given xValues for P(t), Q(t), and R(t) are given to six decimal places.Y Fluid from a leaking battery accidentally entering an eye could result in
(estimate y?) and estimate of x for a given y (estimate x?)serious injury. Should this occur, wash with clean water and immediately
Binary, Pental, Octal, Decimal, and Hexadecimalconsult a doctor.
Exponential regression, Logarithmic regression,SIMULTANEOUS LINEAR EQUATIONS
Operations (N-Base)Y Should fluid from a leaking battery come in contact with your skin or
This calculator can perform conversions between numbers expressed inPower regression, and Inverse regression calculationSimultaneous linear equation with two unknowns (2-VLE) or with threeclothes, immediately wash with clean water.
binary, pental, octal, decimal and hexadecimal systems. It can also performStatistics of Q and W. In addition, estimate of y for a given x andunknowns (3-VLE) may be solved using this function.Y If the product is not to be used for some time, to avoid damage to the
the four basic arithmetic operations, calculations with parentheses andestimate of x for a given y. (Since the calculator converts each formulaQ 2-VLE: m20unit from leaking batteries, remove them and store in a safe place.
memory calculations using binary, pental, octal, decimal, and hexadecimalinto a linear regression formula before actual calculation takes place, itW 3-VLE: m21Y Do not leave exhausted batteries inside the product.
numbers. In addition, the calculator can carry out the logical operationsobtains all statistics, except coefficients a and b, from converted dataY If the determinant D = 0, an error occurs.Y Do not fit partially used batteries, and be sure not to mix batteries of
AND, OR, NOT, NEG, XOR and XNOR on binary, pental, octal and hexa-rather than entered data.)Y If the absolute value of an intermediate result or calculation result is 1 �different types.
decimal numbers.10100 or more, an error occurs.Y Keep batteries out of the reach of children.
Conversion to each system is performed by the following keys:Quadratic regression calculationYCoefficients ( a1, etc.) can be entered using ordinary arithmetic operations.Y Exhausted batteries left in the calculator may leak and damage the
Statistics of Q and W and coefficients a, b, c in the quadratic regressionY To clear the entered coefficients, press @c.calculator.
@: Converts to the binary system. O � appears.formula (y = a + bx + cx2). (For quadratic regression calculations, noY Pressing ? when the determinant D is in the display recalls theY Explosion risk may be caused by incorrect handling.
correlation coefficient (r) can be obtained.) When there are two x? values,Y Do not throw batteries into a fire as they may explode.
@: Converts to the pental system. O � appears.coefficients. Each time ? is pressed, a coefficient is displayed in the
press @`.order of input, allowing the entered coefficients to be verified (by pressing
Replacement Procedure
@: Converts to the octal system. O � appears.When performing calculations using a, b and c, only one numeric value can@, coefficients are displayed in reverse order.) To correct a
be held.particular coefficient being displayed, enter the correct value and then1. Turn the power off by pressing @ F.
@: Converts to the hexadecimal system. O � appears.2. Remove two screws. (Fig. 1)
press ?.
oxMean of samples (x data)3. Slide the battery cover slightly and lift it to remove.
@: Converts to the decimal system. O �, O �, O �, and O �sxSample standard deviation (x data)4. Remove the used batteries by prying them out with a ball-point pen or
disappear from the display.AxPopulation standard deviation (x data)QUADRATIC AND CUBIC EQUATION SOLVERSother similar pointed device. (Fig. 2)
Q
Conversion is performed on the displayed value when these keys arenNumber of samples5. Install two new batteries. Make sure the O+� side is facing up.
pressed.LxSum of samples (x data)Quadratic (ax2 + bx + c = 0) or cubic (ax3 + bx2 + cx + d = 0) equation6. Replace the cover and screws.
2may be solved using this function.7. Press the RESET switch (on the back).
Note: In this calculator, the hexadecimal numbers A � F are entered byLxSum of squares of samples (x data)Q Quadratic equation solver: m22
ABCDEFY Make sure that the display appears as shown below. If the display does
pressing ?, ?, L, ÷, l, and I, and dis-oyMean of samples (y data)W Cubic equation solver:m23not appear as shown, remove the batteries reinstall them and check the
played as follows:sySample standard deviation (y data)Y Press ? after entering each coefficient.display once again.
AyPopulation standard deviation (y data)Y The result will be displayed by pressing ? after entering all
A ? i, B ? +, C ? ó, D ? o, E ? ô, F ? öLySum of samples (y data)coefficients. When there are more than 2 results, the next solution will be
WLy2Sum of squares of samples (y data)displayed.
In the binary, pental, octal, and hexadecimal systems, fractional partsY When the result is an imaginary number, Oxy� symbol will appear. The
LxySum of products of samples (x, y)
cannot be entered. When a decimal number having a fractional part isdisplay can be switched between imaginary and real parts by pressing
converted into a binary, pental, octal, or hexadecimal number, the fractionalrCorrelation coefficient@`.
(Fig. 1)(Fig. 2)
part will be truncated. Likewise, when the result of a binary, pental, octal,aCoefficient of regression equationY The results obtained by this function may include a margin of error.
or hexadecimal calculation includes a fractional part, the fractional partbCoefficient of regression equation
will be truncated. In the binary, pental, octal, and hexadecimal systems,cCoefficient of quadratic regression equation
negative numbers are displayed as a complement.ERROR AND CALCULATION RANGES
Y Use K and R to perform a STAT variable calculation.
Time, Decimal and Sexagesimal CalculationsErrors
Data Entry and Correction
Conversion between decimal and sexagesimal numbers can be performed.An error will occur if an operation exceeds the calculation ranges, or if aAutomatic Power Off Function
In addition, the four basic arithmetic operations and memory calculationsEntered data are kept in memory until @c are pressed or modemathematically illegal operation is attempted. When an error occurs, pressingThis calculator will turn itself off to save battery power if no key is
selection. Before entering new data, clear the memory contents.
can be carried out using the sexagesimal system.< (or >) automatically moves the cursor back to the place in thepressed for approximately 10 minutes.
Notation for sexagesimal is as follows:[Data Entry]equation where the error occurred. Edit the equation or press a to
Single-variable dataclear the equation.
SPECIFICATIONS
Data k
Error Codes and Error Types
degreesecondData & frequency k (To enter multiples of the same data)Calculations:Scientific calculations, statistical calculations, etc.
minuteTwo-variable dataSyntax error (Error 1):Internal calculations:Mantissas of up to 14 digits
Data x & Data y kY An attempt was made to perform an invalid operation.Pending operations:24 calculations 10 numeric values
Data x & Data y & frequency k (To enter multiples of theEx. 2 @{(5 numeric values in STAT mode)
Coordinate Conversions
same data x and y.)Power source:3V ? (DC):
Y Before performing a calculation, select the angular unit.Calculation error (Error 2):
Y Up to 100 data items can be entered. With the single-variable data, a dataY The absolute value of an intermediate or final calculation result equals orAlkaline batteries (LR44 or equivalent) � 2
YP (x,y )YP (r,¸ )item without frequency assignment is counted as one data item, while anexceeds 10100.Power consumption:0.0002 W
rY An attempt was made to divide by 0 (or an intermediate calculation resulted in
y?item assigned with frequency is stored as a set of two data items. WithOperating time:Approx. 5000 hours
zero).
¸the two-variable data, a set of data items without frequency assignmentwhen continuously displaying 55555. at 25!C
0xX0XY The calculation ranges were exceeded while performing calculations.
is counted as two data items, while a set of items assigned with frequency(77!F).
Rectangular coord.Polar coord.is stored as a set of three data items.Depth error (Error 3):Varies according to use and other factors.
Y The available number of buffers was exceeded. (There are 10 buffers* forOperating temperature: 0!C � 40!C (32!F � 104!F)
Y The calculation result is automatically stored in memories X and Y.[Data Correction]numeric values and 24 buffers for calculation instructions).External dimensions:79.6 mm (W) � 154.5 mm (D) � 13.2 mm (H)
Value of r or x: X memoryCorrection prior to pressing k immediately after a data entry:*5 buffers in STAT mode.3-1/8� (W) � 6-3/32� (D) � 17/32� (H)
Value of ¸ or y: Y memoryDelete incorrect data with a, then enter the correct data.Y Data items exceeded 100 in the statistics mode.Weight:Approx. 95 g (0.21 lb) (Including batteries)
Correction after pressing k:Equation too long (Error 4):Accessories:Batteries � 2 (installed), operation manual, quick
Modify FunctionUse [] to display the data previously entered.Y The equation exceeded its maximum input buffer (142 characters).reference card and hard case
In this calculator, all calculation results are internally obtained in scientificPress ] to display data items in ascending (oldest first) order. ToAn equation must be shorter than 142 characters.
notation with up to 14 digits for the mantissa. However, since calculationreverse the display order to descending (latest first), press the [
results are displayed in the form designated by the display notation andkey.FOR MORE INFORMATION ABOUT
Calculation Ranges
the number of decimal places indicated, the internal calculation resultEach item is displayed with �Xn=O, �Yn=O, or �Nn=O (n is the sequentialSCIENTIFIC CALCULATOR
Y Within the ranges specified, this calculator is accurate to ?1 of the
may differ from that shown in the display. By using the modify function,number of the data set).
the internal value is converted to match that of the display, so that theDisplay the data item to modify, input the correct value, then pressleast significant digit of the mantissa. However, a calculation errorVisit our Web site.
increases in continuous calculations due to accumulation of each
displayed value can be used without change in subsequent operations.k. Using &, you can correct the values of the data set all atxxxhttp://sharp-world.com/calculator/
calculation error. (This is the same for y, ż , e, ln, etc., where
once.
continuous calculations are performed internally.)
STATISTICAL CALCULATIONSY When or appears, more data items can be browsed by pressingAdditionally, a calculation error will accumulate and become larger in
[ or ].
the vicinity of inflection points and singular points of functions.
Statistical calculations are performed in the statistics mode. PressY To delete a data set, display an item of the data set to delete, then pressY Calculation ranges
m1 to select the statistics mode. This calculator performs the@J. The data set will be deleted.?10�99 ~ ?9.999999999�1099 and 0.
seven statistical calculations indicated below. After selecting the statisticsY To add a new data set, press a and input the values, then pressIf the absolute value of an entry or a final or intermediate result of a
mode, select the desired sub-mode by pressing the number keyk.calculation is less than 10�99, the value is considered to be 0 in calculations
corresponding to your choice.and in the display.
Statistical Calculation Formulas
When changing to the statistical sub-mode, press the corresponding
number key after performing the operation to select the statistics mode
TypeRegression formulaBATTERY REPLACEMENT
(press m1).
Lineary = a + bx
0 (SD): Single-variable statisticsExponentialy = a Y ebxNotes on Battery Replacement
Improper handling of batteries can cause electrolyte leakage or explosion.
1 (LINE): Linear regression calculationLogarithmicy = a + b Y ln x
Be sure to observe the following handling rules:
Powery = a Y xb
2 (QUAD) : Quadratic regression calculationY Replace both batteries at the same time.
1
Inversey = a + b NY Do not mix new and old batteries.
3 (EXP): Exponential regression calculationx
Y Make sure the new batteries are the correct type.
4 (LOG): Logarithmic regression calculationQuadraticy = a + bx + cx2Y When installing, orient each battery properly as indicated in the calculator.
Y Batteries are factory-installed before shipment, and may be exhausted
5 (PWR): Power regression calculationIn the statistical calculation formulas, an error will occur when:
before they reach the service life stated in the specifications.
Y The absolute value of the intermediate result or calculation result is equal
6 (INV): Inverse regression calculationto or greater than 1 � 10100.
Notes on erasure of memory contents
The following statistics can be obtained for each statistical calculationY The denominator is zero.When the battery is replaced, the memory contents are erased. Erasure
(refer to the table below):Y An attempt is made to take the square root of a negative number.can also occur if the calculator is defective or when it is repaired. Make a
Y No solution exists in the quadratic regression calculation.note of all important memory contents in case accidental erasure occurs.SHARP CORPORATION
EL-509WM_ENGLISH_11234567890.,1234567890.,
1234567890.,1234567890.,
1234567890.,1234567890., |
ACEC
SHARP
