Introduction
This manual provides comprehensive instructions for the operation and maintenance of your Casio HR-100TEPlus Printing Calculator. Designed for efficiency, this calculator features a 12-digit display, two-color printing at 1.3 lines per second, and specialized functions for tax and currency exchange. Please read this manual thoroughly to ensure proper use and to maximize the lifespan of your device.

Image: The Casio HR-100TEPlus Printing Calculator, showcasing its full keypad, 12-digit LCD display, and integrated paper roll for printing calculations. The device is white with black and teal buttons.
Setup
1. Power Supply
- AC Adapter: Connect the included AC adapter to the calculator's power input jack and then to a standard electrical outlet.
- Battery Power (Optional): For portable use, insert four AA batteries into the battery compartment located on the underside of the calculator. Ensure correct polarity (+/-).
2. Paper Roll Installation
- Open the printer cover by gently lifting it.
- Place a new paper roll onto the paper roll holder, ensuring the paper feeds from the bottom of the roll.
- Feed the leading edge of the paper into the printer slot until it emerges from the top.
- Close the printer cover securely.
- Press the FEED button to advance the paper and ensure it is properly loaded.
3. Ink Roller/Ribbon Installation (If applicable)
The HR-100TEPlus uses a two-color printing system, which typically involves an ink roller or ribbon. Refer to the diagram inside the printer compartment for specific instructions on replacing the ink roller/ribbon. Ensure the ink roller is correctly seated for clear, two-color printing.
Operating Instructions
Basic Operations
- Power On/Off: Use the ON/OFF switch (if present) or press AC (All Clear) to turn on. The calculator may automatically power off after a period of inactivity.
- Number Entry: Enter numbers using the numeric keypad.
- Arithmetic Operations: Use +, -, x, ÷ for addition, subtraction, multiplication, and division. Press = to get the result.
- Clear Entry (C): Clears the last entered number or operation.
- All Clear (CA): Clears all entries and calculations, resetting the calculator.
- Decimal Selector: Adjust the decimal point setting (floating or fixed 0-3 places) using the slide switch.
- Rounding Selector: Set rounding up, down, or off using the slide switch.
Memory Functions
- Memory Plus (M+): Adds the displayed value to memory.
- Memory Minus (M-): Subtracts the displayed value from memory.
- Memory Recall (MR): Recalls the value stored in memory to the display.
- Memory Clear (MC): Clears the memory content.
Specialized Functions
- Markup/Markdown (MU/MD): Used for calculating selling prices based on cost and desired profit margin, or for markdown calculations.
- Tax Calculation (TAX+/TAX-): Allows for easy addition or subtraction of a pre-set tax rate. To set the tax rate, refer to the full instruction manual or manufacturer's website.
- Currency Exchange: The calculator includes a currency exchange function. To use this, you will need to set the exchange rate. Consult the full manual for detailed steps on setting and using exchange rates.
- Percent (%): Used for percentage calculations.
Maintenance
Cleaning
To clean the calculator, wipe the exterior with a soft, dry cloth. For stubborn dirt, a slightly damp cloth with mild detergent can be used, ensuring no liquid enters the device. Do not use abrasive cleaners or solvents.
Paper Roll Replacement
When the paper roll runs out or the print becomes faint, replace it following the steps outlined in the "Paper Roll Installation" section under Setup. Use thermal paper rolls compatible with the Casio HR-100TEPlus.
Ink Roller/Ribbon Replacement
If the two-color printing becomes faded or inconsistent, the ink roller/ribbon may need replacement. Specific replacement instructions are usually found within the printer compartment or in the detailed manual provided by Casio. Ensure you use genuine Casio replacement parts for optimal performance.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No display or calculator does not turn on. | No power, low batteries, or AC adapter not connected. | Check AC adapter connection. Replace batteries if using battery power. Ensure batteries are inserted with correct polarity. |
| Printer not printing or print is faint. | Paper roll empty, paper not loaded correctly, or ink roller/ribbon needs replacement. | Replace paper roll. Re-load paper correctly. Replace ink roller/ribbon. |
| Incorrect calculation results. | Incorrect decimal or rounding settings, or previous calculation not cleared. | Check decimal and rounding slide switches. Press CA to clear all previous operations. |
| Paper jams. | Paper not inserted straight, or wrong paper size/type. | Remove jammed paper carefully. Ensure paper is inserted straight and is the correct size for the printer. |
Specifications
- Model Name: Casio HR-100TEPlus
- Item Model Number: HR100TEPLUS
- Brand: Casio
- Calculator Type: Printing
- Display Type: LCD, 12-digit
- Printing Speed: 1.3 lines per second
- Printing Color: Two-color
- Power Source: AC Adapter (included), 4 x AA Batteries (optional)
- Item Weight: 1 pound
- Product Dimensions: 12.3 x 7.5 x 2.6 inches
- ASIN: B00006IF9X
- Date First Available: June 2, 2007
Warranty and Support
For warranty information and technical support, please refer to the official Casio website or the warranty card included with your product. You can also visit the Casio Store on Amazon for additional resources and product information.





