ENGLISH
SCIENTIFIC CALCULATOR
MODEL EL-W546
OPERATION MANUAL
PRINTED IN CHINA / IMPRIMÉ EN CHINE / IMPRESO EN CHINA 07HGK (TINSE1307EHZZ)
INTRODUCTION
Thank you for purchasing the SHARP Scientific Calculator Model
About the calculation examples (including some formulas and tables), refer to the calculation example sheet. Refer to the number on the right of each title in the manual for use.
After reading this manual, store it in a convenient location for future reference.
Notes:
•Some of the models described in this manual may not be available in some countries.
•This product uses a period as a decimal point.
Operational Notes
•Do not carry the calculator around in your back pocket, as it may break when you sit down. The display is made of glass and is particularly fragile.
•Keep the calculator away from extreme heat such as on a car dashboard or near a heater, and avoid exposing it to excessively humid or dusty environments.
•Since this product is not waterproof, do not use it or store it where fl uids, for example water, can splash onto it. Raindrops, water spray, juice, coffee, steam, perspiration, etc. will also cause malfunction.
•Clean with a soft, dry cloth. Do not use solvents or a wet cloth.
•Do not drop it or apply excessive force.
•Never dispose of batteries in a fi re.
•Keep batteries out of the reach of children.
•For the sake of your health, try not to use this product for long periods of time. If you need to use the product for an extended period, be sure to allow your eyes, hands, arms, and body adequate rest periods (about
If you experience any pain or fatigue while using this product, discontinue use immediately. If the discomfort continues, please consult a doctor.
•This product, including accessories, may change due to upgrading without prior notice.
NOTICE
• SHARP strongly recommends that separate permanent |
written records be kept of all important data. Data may be |
lost or altered in virtually any electronic memory product |
under certain circumstances. Therefore, SHARP assumes |
no responsibility for data lost or otherwise rendered |
Hard Case
Remove the hard case, holding it with your fi ngers in the positions shown below.
DISPLAY
Symbol
Dot matrix display
Mantissa Exponent
•During actual use, not all symbols are displayed at the same time.
•Only the symbols required for the usage currently being explained are shown in the display and calculation examples in this manual.
/ | : | Indicates that some contents are hidden in the |
/ |
| directions shown. |
2ndF: Appears when @is pressed, indicating that the functions shown in orange are enabled.
HYP: Indicates that Hhas been pressed and the hyperbolic functions are enabled. If @>is pressed, the symbols 2ndF HYP appear, indicating that inverse hyperbolic functions are enabled.
ALPHA: Indicates that ;, xor thas been pressed, and entry (recall) of memory contents and recall of statistics can be performed.
DEG/RAD/GRAD: Indicates angular units.
BUSY: Appears during the execution of a calculation.
M: Indicates that a numerical value is stored in the independent memory (M).
/
: Indicates the mode of expression for results in CPLX mode.
ENG/SCI/FIX/N2/N1: Indicates the notation used to display a value and changes by SET UP menu. N1 is displayed
BEFORE USING THE CALCULATOR
When using for the fi rst time, press the RESET switch (on the back), with the tip of a
Adjusting the Display Contrast
Press @J3, then +or &to adjust the contrast. Press jto exit.
The WriteView and Line Editors
This calculator has the following two editors in NORMAL mode: WriteView and Line. You can select between them in the SET UP menu.
The WriteView editor (default) | The Line editor |
Notes:
•The WriteView Editor is only available in NORMAL mode.
•In certain calculation examples, where you see the o symbol, the key operations and calculation results are shown as they would appear in the Line editor.
Clearing the Entry and Memories
Operation | Entry | ANS STAT*3 | ||||
| (Display) M, X, Y*1 | |||||
j | ○ | × | × | × | × | × |
@Z | ○ | × | × | ○ | ○ | ○ |
Mode selection (b) | ○ | × | × | × | ×*6 | ○ |
@P0*7 | ○ × × × × × | |||||
@P10*7 | ○ ○ ○ ○ ○ ○ | |||||
@P20*7,*8 | ○ ○ ○ ○ ○ ○ | |||||
RESET switch*8 | ○ | ○ | ○ | ○ | ○ | ○ |
○ : Clear ×: Retain
*1 Press jxand then choose a memory to clear one variable memory.
*2 Formula memories and defi nable memories. See “Memory Calculations”.
*3 Statistical data (entered data)
*4 Matrix memories (matA, matB, matC, and matD)
*5 List memories (L1, L2, L3, and L4)
*6 Cleared when changing between
*7 See “Memory clear key”.
*8 The username you stored using the name display function will be cleared as well.
Memory clear key
Press @Pto display the menu.
•To initialize the display settings, press 0. The parameters are set as follows:
•Angular unit: DEG
•Display notation: NORM1
•
•To clear all variables and memories (A−F, M, X, Y, F1−F4, D1−D4, ANS, STAT, matA−D, and L1−L4) at once, press 10.
•To RESET the calculator, press 20. The RESET operation will erase all data stored in memory and restore the calculator’s default settings. You can do the same thing by pressing the RESET switch on the back of the calculator.
Mode Selection
→
d
| unusable whether as a result of improper use, repairs, |
| defects, battery replacement, use after the specified |
| battery life has expired, or any other cause. |
• SHARP will not be liable nor responsible for any incidental | |
| or consequential economic or property damage caused |
| by misuse and/or malfunctions of this product and its |
| peripherals, unless such liability is acknowledged by law. |
| |
♦ Press the RESET switch (on the back), with the tip of a | |
• | When using for the fi rst time |
• | After replacing the battery |
• | To clear all memory contents |
• When an abnormal condition occurs and all keys are | |
| inoperative |
Do not use an object with a breakable or sharp tip. Note that pressing the RESET switch erases all data stored in memory.
If service should be required on this calculator, use only a SHARP servicing dealer, SHARP approved service facility, or SHARP repair service where available.
Power On and Off
Press jto turn the calculator on. The data that was on- screen when the power was turned off will appear on the display.
Press @oto turn the calculator off.
Key Notations Used in this Manual
In this manual, key operations are described as follows:
To specify ex: @"
To specify ln: i
To specify E: ;E
•Functions that are printed in orange above the key require @to be pressed fi rst before the key. When you specify the memory, press ;fi rst. Numbers for input values are not shown as keys, but as ordinary numbers.
•Functions that are printed in gray adjacent to the keys are effective in specifi c modes.
•The multiplication operator “×” is differentiated from the letter “X” in this manual as follows:
To specify the multiplication operator: k
To specify the letter “X”: ;X
NORMAL mode: b0(default)
Used to perform arithmetic operations and function calculations.
STAT mode: b1
Used to perform statistical operations.
DRILL mode: b2
Used to practice math and multiplication table drills.
CPLX mode: b3
Used to perform complex number calculations.
MATRIX mode: b4
Used to perform matrix calculations.
LIST mode: b5
Used to perform list calculations.
EQUATION mode: b6
Used to solve equations.