Sharp EL-6990 operation manual Alarm YES, Alarm no, Sequential search

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5.Press m.

The End time will automatically change to 30 minutes after the Start time. (However, the End time will remain within the specified day.)

6.Enter 11:00AM for the End time, and press m.

7. Press <or >to select

START : 1 0

: 0 0

AM

“Yes” or “No” for Alarm setting,

END : 1 1

: 0 0

AM

and press m.

ALARM : <YES>

 

If you select “Yes”, the Schedule

REM I NDER :

 

Alarm will sound at the time set in

0 0 M I N . BEFORE

Reminder minutes before the Start time. If you select “No”, Schedule Alarm will not sound.

9.Enter the name of the scheduled item into the PLAN field. (Project meeting)

Up to 96 alphanumeric characters can be entered.

10.Press xto store the schedule listing.

Note:

•When the Home clock time reaches a Reminder time, the Schedule Alarm will sound for approx. 30 seconds even when the power is turned off. Press any key to stop the Alarm sounding. When x is pressed, the listing can be seen in detail in the Schedule mode.

Search

Note:

• If you select “No” in step 7, “PLAN”

will appear instead.

END : 1 1 : 0 0 AM

ALARM : <NO >

REM I NDER : – – – – –

Sequential search

1. Press gonce or twice to enter the Schedule mode.

Go step 9 to continue.

8.Enter the appropriate time for Reminder and press m. Schedule Alarm will sound at the entered time before the Start time. You can select any number from 00 to 99.

Note:

• Enter the number in two-digit format.

0 0 M I N . BEFORE PLAN : 0

END : 1 1 : 0 0 AM

ALARM : <YES>

REM I NDER :

0 5 M I N . BEFORE PLAN : 0

2.Press <or >to search for the target schedule listing. The listings stored in the Organizer will be displayed in chronological order.

8– 1 2 – 2 0 0 3 START : 1 2 : 15 PM END : 1 2 : 4 5 PM ALARM : YES

REM I NDER :

13

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Contents EL-6990 Page If a malfunction occurs under abnormal conditions Using the Organizer for the First TimeTurning the key sound On and Off Auto Power Off FunctionAdjusting the LCD Contrast BacklightDisplay Symbols Display Symbols and Part NamesKey Assignments Part NamesMaking Corrections Entering CharactersMoving the Cursor Entering CharactersBuilt-in Calendar and Clock Clock ModePrecautions Setting the Home ClockNE W Y ORK Selecting the date format Default Month-Day-YearSetting Daylight Saving Time DST Summer time ON/OFF HomeAlarm AlarmTurning the Daily and Hourly Alarms ON/OFF Setting the Daily Alarm timeBUS I Ness Pers Onal Sear CH NA ME? Others Search NAME? Telephone ModeExample EntryBUS I Ness Search NAME? RST Name CompanyLast Name Alphabetical Search Calendar ModeSearch Navigating the Monthly Calendar DisplayDirectly go to the target month Schedule ModeAlarm YES Alarm noSequential search Date search Anniversary ModeSequential search To Do ModeTo do Descr I PT I onDone Completed Items 2AB3 4 5 6 Memo ModeMemo SEARCH? Direct SearchAtegory Expense ModeAmount Payment Check Expense Report CategoryExpense Summary ReportRecall Payment Check Rece I PT YESEdit Editing ListingsDeleting Listings Edit the CategoryENG SPA Word Translator ModeCalculator Mode CAL Culat orExample Operation Display Currency CAD USD RATE= Conversion ModeCurrency Conversion Mode Setting a new currency conversion rateMetric Conversion Mode Convert metric unitCurrency conversion Secret Function Registering a PasswordChanging the Password Accessing listings32K4 Game ModeBlackjack Twenty-one BlackjackAlpha Attack Level 0 EY3KW Alpha AttackBatteries used Type Model Quantity Use Battery ReplacementOperating Battery Replacement Battery replacement time Backlight Battery ReplacementReplacing the batteries SpecificationsPower supply Currency/Unit conversion modeGame mode Power consumptionExchanging Data with a PC AppendicesMemo Canada Sharp Corporation

EL-6990 specifications

The Sharp EL-6990 is a versatile scientific calculator that is particularly well-suited for students, engineers, and professionals who require advanced calculations for their daily tasks. It is known for its robust features, user-friendly design, and innovative technology, making it an invaluable tool in a variety of settings.

One of the primary features of the Sharp EL-6990 is its large 2-line display that provides a clear view of calculations and results. The dual-line feature allows users to input equations and see the results simultaneously, enhancing the user experience and reducing errors during complex calculations. The display is also capable of showing fractions, equations, and various other functions in a format that is easy to understand.

The calculator is equipped with a comprehensive range of built-in functions, including more than 400 scientific and statistical functions. This includes everything from basic arithmetic operations to advanced statistical calculations, such as standard deviation and regression analysis. Furthermore, the EL-6990 supports complex numbers and can perform operations with them, which is particularly beneficial for higher-level mathematics and engineering courses.

In addition to its wide array of mathematical functions, the Sharp EL-6990 also features programmable capabilities. Users can store previously calculated formulas and equations for quick access, allowing for increased efficiency when working on repetitive tasks. This programming function makes it a popular choice among both students and professionals who need to streamline their workflow.

The EL-6990 incorporates Sharp’s proprietary WriteView technology, which enables users to view and edit expressions in a format that replicates traditional mathematical notation. This feature makes it easier for users to input complex formulas and understand the relationship between inputs and outputs.

Another notable characteristic of the Sharp EL-6990 is its portability. Designed with a compact body, the calculator is lightweight and easy to carry, making it a convenient companion for students on the go. Its durable construction and user-friendly interface further enhance its appeal, making it suitable for extensive daily use.

In conclusion, the Sharp EL-6990 is a powerful scientific calculator, offering a range of features and technologies tailored to meet the needs of students and professionals alike. Its clear display, extensive function library, programmability, and innovative WriteView technology set it apart as a reliable choice for anyone looking to enhance their computational efficiency. Whether for classroom use, fieldwork, or extensive calculations, the EL-6990 is engineered to deliver performance and reliability.
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