1. Introduksjon
This manual provides detailed instructions for the Sharp EL1750V EL-1750V Two-Color Printing Calculator. This device is designed for efficient financial and general calculations, featuring a two-color printing mechanism for clear record-keeping. It includes functions such as automatic tax keys, a change calculation feature, and a large display for enhanced usability.
Nøkkelfunksjoner inkluderer:
- Two-color printing (positive numbers in black, negative in red) at 2.2 lines per second.
- 12-digit LCD display for large calculations.
- Built-in antimicrobial protection.
- Change calculation feature.
- Automatic Tax Keys (TAX+, TAX-).
- Rounding and Decimal Switches.
- Grand Total (GT) function.
- 4-key memory.
- Cost, Sell, Margin (CSM) keys.
2. Produktet er overview
Familiarize yourself with the components and key features of your Sharp EL1750V calculator.

Figur 1: Foran view of the Sharp EL1750V calculator, showing the display, keypad, and paper roll.

Figur 2: Overview of key functions including Automatic Tax Keys, Rounding Switch, Decimal Switch, Grand Total Function, 4 Key Memory, Backspace Key, and Percent Key.

Figur 3: Detaljert view highlighting the 2.2 LPS 2-Color Printer, Average Key, Change Calculations, Tax Calculations, Grand Total Key, and Cost/Sell/Margin Keys.

Figure 4: Dimensions of the Sharp EL1750V calculator, showing a width of 5.9 inches, depth of 9.1 inches, and height of 2 inches, with a 0.75 inch 12-digit LCD display.

Figur 5: Nederst view of the calculator, illustrating the non-slip rubber pads and the 120V power source input.
3. Oppsett
3.1 Strømkilde
The Sharp EL1750V can be powered by an AC adapter (120V) or batteries. Ensure the correct power source is connected before operation.
- Vekselstrømadapter: Connect the provided AC adapter to the power input port on the side of the calculator (refer to Figure 5) and plug it into a standard 120V electrical outlet.
- Batterier: If using batteries, open the battery compartment (typically on the underside) and insert the required batteries, observing correct polarity.
3.2 Installing the Paper Roll
- Lift the printer cover to expose the paper roll compartment.
- Place a new paper roll into the compartment, ensuring the paper feeds from the bottom of the roll.
- Mat den fremre kanten av papiret inn i sporet i skrivermekanismen til det kommer ut fra toppen.
- Lukk skriverdekselet.
- Press the paper feed key (often marked with an arrow pointing up) to advance the paper and ensure it is properly aligned.
4. Bruksanvisning
4.1 Grunnleggende beregninger
Perform standard arithmetic operations:
- Tillegg (+): Skriv inn det første tallet, trykk +, skriv inn det andre tallet, trykk på =.
- Subtraksjon (-): Skriv inn det første tallet, trykk -, skriv inn det andre tallet, trykk på =.
- Multiplikasjon (x): Skriv inn det første tallet, trykk x, skriv inn det andre tallet, trykk på =.
- Divisjon (÷): Skriv inn det første tallet, trykk ÷, skriv inn det andre tallet, trykk på =.
- Fri adgang (CE/C): Clears the last entered number.
- Alt klart (AC): Clears all entries and calculations.
4.2 Spesialfunksjoner
- Tax Calculation (TAX+, TAX-):
- Set the tax rate using the appropriate function (refer to the calculator's specific tax rate setting procedure, usually involving a dedicated key or mode).
- Skriv inn beløpet, og trykk deretter på SKATT+ to add tax or AVGIFT- å trekke fra skatt.
- Change Calculation (CHANGE):
- Enter the total amount of the sale.
- Trykk på ENDRE nøkkel.
- Skriv inn beløpet mottatt fra kunden.
- Pressen = to display the change due.
- Totalsum (GT): Pressen GT to recall the grand total of all previous calculations.
- Memory Functions (M+, M-, RM/CM):
- M+: Legger den viste verdien til minnet.
- M-: Trekker den viste verdien fra minnet.
- RM/CM: Recalls memory content (first press) or clears memory (second press).
- Cost, Sell, Margin (COST, SELL, MGN): These keys are used for profit margin calculations.
- Enter two of the three values (Cost, Selling Price, Margin Percentage) and press the key for the unknown value to calculate it.
- Rounding and Decimal Switches: Adjust these switches (typically located above the keypad) to control the number of decimal places and rounding method for calculations.
5. Vedlikehold
5.1 Rengjøring
To maintain the calculator's performance and appearance:
- Tørk av utsiden med en myk, tørr klut.
- For gjenstridig smuss, litt dampno kluten med vann eller et mildt, ikke-slipende rengjøringsmiddel.
- Do not use strong solvents or abrasive cleaners, as these can damage the surface or display.
- Avoid spraying liquids directly onto the calculator.
5.2 Utskifting av papirrull
Replace the paper roll when it runs out or the print becomes faint. Refer to Section 3.2 for installation instructions.
5.3 Utskifting av blekkvalse
When the print becomes faint or incomplete, the ink roller needs to be replaced. Consult your calculator's specific instructions for ink roller replacement, as the procedure may vary slightly.
6. Feilsøking
| Problem | Mulig årsak | Løsning |
|---|---|---|
| Kalkulatoren slår seg ikke på. | No power, AC adapter not connected, or batteries depleted/incorrectly installed. | Ensure AC adapter is securely plugged in. If using batteries, check battery installation and replace if necessary. |
| Ingen trykk eller svakt trykk. | Paper roll empty or incorrectly installed; ink roller needs replacement. | Replace paper roll (Section 3.2). Replace ink roller (Section 5.3). |
| Display shows "E" or error message. | Calculation overflow, division by zero, or incorrect operation sequence. | Pressen AC to clear the error. Re-enter the calculation carefully. |
| Papirstopp. | Paper roll not installed correctly or paper is creased. | Open printer cover, remove jammed paper, and re-install paper roll correctly (Section 3.2). |
7. Spesifikasjoner
- Modell: Sharp EL1750V
- Utstilling: 12-sifret LCD
- Utskriftshastighet: 2.2 linjer per sekund
- Printing Colors: 2 (Black for positive, Red for negative)
- Strømkilde: AC Adapter (120V) or Battery Powered
- Dimensjoner (ca.): 5.9 tommer (W) x 9.1 tommer (D) x 2 tommer (H)
- Vekt (ca.): 0.16 ounces (Note: This weight seems unusually low for a printing calculator, likely an error in source data. User should refer to product packaging for accurate weight.)
- Materiale: Plast
- Spesielle funksjoner: Antimicrobial protection, Change calculation, Tax functions, Cost/Sell/Margin functions, Grand Total, 4-key memory.
8. Garanti og støtte
For warranty information and technical support, please refer to the documentation included with your purchase or visit the official Sharp webnettstedet. Ta vare på kjøpskvitteringen som kjøpsbevis for garantikrav.
Produsent: Skarp
Webnettsted: www.sharpusa.com