دفترچه راهنمای ماشین حساب جمع زن شارپ EL-2630A

مقدمه

This manual provides comprehensive instructions for the proper setup, operation, and maintenance of your Sharp EL-2630A Adding Machine Calculator. Please read this manual thoroughly before using the calculator to ensure correct usage and to maximize its functionality and lifespan. Keep this manual for future reference.

محصول تمام شده استview

The Sharp EL-2630A is a robust printing calculator designed for various business and personal financial calculations. It features a clear digital display, a high-speed printer for paper records, and a comprehensive set of keys for arithmetic, memory, and specialized functions.

This image displays the Sharp EL-2630A adding machine calculator. It features a black casing, a digital display, a thermal printer for paper output, and a full numeric keypad along with function keys for various calculations.

راه اندازی

1. اتصال برق

• برق متناوب: Connect the provided AC adapter (if available) to the calculator's power input jack and then plug it into a standard electrical outlet.
• قدرت باتری: For portable use, ensure batteries are correctly installed in the battery compartment. Refer to the compartment cover for polarity (+/-) indications.

۲. نصب رول کاغذ

1. Open the printer cover, typically located at the top rear of the calculator.
2. Place a new paper roll into the paper roll holder, ensuring the paper feeds from the bottom of the roll.
3. Feed the leading edge of the paper into the printer mechanism slot until it emerges from the top.
4. درپوش چاپگر را ببندید.

دستورالعمل های عملیاتی

This section details the functions of the various keys and switches on your Sharp EL-2630A calculator.

عملیات ریاضی پایه

• Number Keys (0-9, 00): Used to input numerical values.
• نقطه اعشار (.): Used to input decimal numbers.
• اضافه (+): Adds the entered number to the current total.
• منها کردن (-): Subtracts the entered number from the current total.
• Multiplication (X): Multiplies the current total by the entered number.
• تقسیم (÷): Divides the current total by the entered number.
• مساوی (=): Completes the calculation and displays the result.
• Clear Entry (CE/C): Clears the last entered number or the entire calculation depending on the number of presses.

توابع حافظه

• حافظه پلاس (M+): مقدار نمایش داده شده را به حافظه اضافه می‌کند.
• حافظه منفی (M-): مقدار نمایش داده شده را از حافظه کم می‌کند.
• Memory Recall/Clear (*M): Recalls the memory total. Pressing twice clears the memory.
• Memory Clear (OM): Clears the memory register.

توابع تخصصی

• Tax (TAX): Used for tax calculations. Consult your local tax rates for proper setup.
• Discount (DCT): Calculates discount amounts.
• Gross Profit (GP): Used for gross profit margin calculations.
• Store (STR): Stores a value for later use.
• تغییر علامت (+/-): علامت عدد نمایش داده شده را تغییر می‌دهد (مثبت به منفی یا برعکس).
• Mark-Up (MU): Calculates mark-up percentages
• پرسنtage (%): Performs percentage محاسبات
• Cost/Sell/Margin (C/%): Used for advanced business calculations involving cost, selling price, and profit margin.

Switches and Settings

The calculator features several slide switches to control display, printing, decimal, and rounding settings.

• Print/Non-Print Selector: Controls whether calculations are printed on paper or only displayed.
• انتخابگر اعشاری: Sets the number of decimal places for calculations (e.g., F, 0, 2, 3, 4).
• انتخابگر گرد کردن: Determines how results are rounded (e.g., Up, 5/4, Down).
• Item Count (IC): Activates or deactivates the item count feature.

تعمیر و نگهداری

تمیز کردن

To clean the calculator, gently wipe the exterior with a soft, dry cloth. For stubborn dirt, a slightly damp می‌توان از پارچه‌ای آغشته به مواد شوینده ملایم استفاده کرد و مطمئن شد که هیچ مایعی وارد دستگاه نمی‌شود. از پاک‌کننده‌ها یا حلال‌های ساینده استفاده نکنید.

تعویض رول کاغذ

When the paper roll runs out or a red line appears, indicating low paper, replace it by following the "Paper Roll Installation" steps in the Setup section.

تعویض باتری

If the calculator is battery-powered and the display dims or functions become erratic, replace the batteries. Open the battery compartment, remove old batteries, and insert new ones, observing correct polarity. Dispose of old batteries responsibly.

عیب یابی

• ماشین حساب روشن نمی‌شود:
  • Check if the AC adapter is securely plugged into both the calculator and the power outlet.
  • If using batteries, ensure they are correctly installed and not depleted. Replace if necessary.
• Display shows "Error":
  • An "Error" message usually indicates an invalid operation (e.g., division by zero) or an overflow. Press the Clear Entry (CE/C) key to clear the error and re-enter the calculation.
• چاپگر چاپ نمی‌کند:
  • Ensure the paper roll is correctly installed and not jammed.
  • Check the print/non-print selector switch to ensure it is set to print mode.
  • Verify that the paper roll is not empty.
• نتایج محاسبه نادرست:
  • Review your input steps carefully.
  • Check the decimal and rounding selector settings.
  • Ensure memory functions are cleared if not intended for the current calculation.

مشخصات

گارانتی و پشتیبانی

For information regarding warranty coverage, technical support, or service, please refer to the warranty card included with your product or visit the official Sharp webاطلاعات تماس برای پشتیبانی مشتری معمولاً در وب‌سایت سازنده موجود است. webسایت

رسمی شارپ Webسایت: sharp-calculators.com