1. Introduktion
This manual provides detailed instructions for the MAUL MSC 240 ECO Solar Desktop Scientific Calculator. Designed for efficiency and environmental responsibility, this calculator is constructed from 80% recycled plastic. It features a two-line display and offers 240 functions suitable for various calculations in office, workshop, or academic settings.
Billede 1.1: Front view of the MAUL MSC 240 ECO Scientific Calculator, displaying its two-line screen and key layout.
2. Opsætning og strømforsyning
2.1 Tænd
The MAUL MSC 240 ECO calculator is solar-powered and does not require batteries. It operates efficiently in well-lit environments.
- Ensure the solar panel, located above the display, is exposed to sufficient light.
- Tryk på ON button to activate the calculator.
2.2 Automatisk slukning
To conserve energy, the calculator features an automatic shut-off function. If left inactive for a period, it will power down automatically. Press ON at genaktivere.
Billede 2.1: Nærbillede view of the MAUL MSC 240 ECO's two-line display and the solar panel for power.
3. Betjeningsvejledning
3.1 Grundlæggende betjening
Udfør standard aritmetiske beregninger ved hjælp af taltasterne og operatorerne (+, -, ×, ÷). Trykke = for at vise resultatet.
- DEL: Deletes the last entered digit or character.
- AC: Clears all entries and resets the calculator.
- Ans: Recalls the last calculated answer.
- %: Calculates percentages.
3.2 Scientific Functions (240 Functions)
The MAUL MSC 240 ECO includes a wide range of scientific functions. Many functions are accessed by pressing the FLYTTE key followed by the desired function key (indicated by secondary labels above the keys).
- Trigonometriske funktioner: synd, cos, tan og deres inverse funktioner (FLYTTE + synd⁻¹, cos⁻¹, solbrun⁻¹).
- Logarithmic Functions: log (base 10) and ln (naturlig logaritme).
- Power and Root Functions: x², √, x³, ³√ (via FLYTTE).
- Brøker: Brug ab/c tast til indtastning og konvertering af brøker.
- Hukommelsesfunktioner: STO (Butik) og RCL (Recall) to save and retrieve values from memory variables (A-F).
- Replay funktion: Det centrale GENSPIL button allows navigation through previous calculations for editing or re-execution.
- Indstillinger for tilstand: Tryk MODE CLR to access different calculation modes (e.g., DEG, RAD, GRA for angles) and clear memory.
Billede 3.1: A hand holding the MAUL MSC 240 ECO calculator, illustrating its ergonomic design and key accessibility.
4. Vedligeholdelse
Proper care ensures the longevity and optimal performance of your calculator.
- Rensning: Use a soft, dry cloth to clean the calculator's exterior. For stubborn dirt, slightly dampRengør kluden med vand. Undgå skrappe kemikalier eller slibende rengøringsmidler.
- Opbevaring: Store the calculator in a cool, dry place away from direct sunlight and extreme temperatures.
- Beskyttelse: While durable, avoid dropping the calculator or subjecting it to strong impacts.
- Solpanel: Keep the solar panel clean and unobstructed to ensure continuous power supply.
5. Fejlfinding
If you encounter issues with your MAUL MSC 240 ECO calculator, refer to the following common solutions:
| Problem | Løsning |
|---|---|
| Lommeregneren tænder ikke. | Ensure the solar panel is exposed to sufficient light. The calculator is solar-powered and requires light to operate. |
| Display shows "ERROR" or unexpected results. | Trykke AC to clear the current calculation and reset the calculator. Check your input for correct syntax. |
| Tasterne reagerer ikke. | Clean the keys and surrounding areas with a soft, dry cloth to remove any debris. Ensure the calculator is adequately lit. |
6. Specifikationer
| Feature | Detalje |
|---|---|
| Model | MAUL MSC 240 ECO |
| Type | Scientific Desktop Calculator |
| Vise | LCD, 2 lines, 10 digits |
| Funktioner | 240 (including trigonometric, logarithmic, power, root, fractions, statistics, differential, integral) |
| Strømkilde | Solcelledrevet |
| Materiale | 80 % genbrugsplast |
| Dimensioner (L x B x H) | 16.1 x 8.5 x 2.1 cm (6.3 x 3.35 x 0.83 tommer) |
| Vægt | Cirka 146 g |
| Fabrikant | Jakob Maul GmbH |
Billede 6.1: Forside og bagside views of the MAUL MSC 240 ECO calculator, showcasing its design and the protective cover.
7. Garanti og support
7.1 Garantioplysninger
The MAUL MSC 240 ECO Scientific Calculator comes with a five-year manufacturer's warranty. This warranty covers defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.
7.2 Kundesupport
For further assistance, technical support, or warranty inquiries, please contact Jakob Maul GmbH, the manufacturer. Refer to the official MAUL webhjemmeside for aktuelle kontaktoplysninger.
