1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Bisofice 80mm Thermal Receipt Printer, Model POS-8370USB-W. This printer is designed for efficient and reliable receipt printing in various commercial environments such as restaurants, supermarkets, retail stores, and hotels.
The printer features high-speed thermal printing, USB and LAN connectivity, and compatibility with multiple operating systems. Please read this manual thoroughly before using the product to ensure proper function and longevity.

Image 1.1: The Bisofice 80mm Thermal Receipt Printer is suitable for a wide range of applications including restaurants, clothing shops, retail stores, and hotels.
2. Product Overview
The Bisofice POS-8370USB-W is a high-performance thermal receipt printer designed for point-of-sale (POS) systems. It offers fast printing, clear output, and multiple connectivity options.
2.1 Key Features
- High-Speed Printing: Up to 220 mm/s for efficient transaction processing.
- High Resolution: 203 dpi for clear and crisp text and graphics.
- Dual Connectivity: USB and LAN ports for flexible integration into various systems.
- ESC/POS Command Compatible: Standard command set for broad software compatibility.
- Automatic Cutter: Ensures clean and precise receipt cuts.
- Driver Support: Compatible with Win2003/XP/7/8/10, Linux, and MAC OS.
- Cash Drawer Support: Integrated port for cash drawer connection.
- No Ink/Ribbon Required: Utilizes thermal printing technology, reducing operational costs.
- Sound and Light Alarm: Alerts for receipt omission to improve service efficiency.

Image 2.1: Overview of the Bisofice 80mm Thermal Receipt Printer, emphasizing features like auto-cutter, fast printing, and USB+LAN connectivity.
2.2 Package Contents
Upon unpacking, please verify that all the following items are included:
- Bisofice Thermal Receipt Printer (Model POS-8370USB-W)
- Power Cable
- USB Cable
- Thermal Paper Roll (80x30mm)
- User Manual
3. Setup
Follow these steps to set up your Bisofice thermal receipt printer.
3.1 Driver Installation
Important: Before connecting the printer, download and install the necessary drivers.
- Visit the driver download URL: http://www.cnfujun.com/d/33
- Download the appropriate driver for your operating system (Windows, Linux, or MAC OS).
- Follow the on-screen instructions to complete the driver installation.
3.2 Connecting the Printer
- Connect the power cable to the printer's power port and then to a power outlet.
- For USB connection: Connect one end of the USB cable to the printer's USB port and the other end to your computer.
- For LAN connection: Connect an Ethernet cable to the printer's LAN port and the other end to your network router or switch.
- If using a cash drawer, connect its cable to the designated cash drawer port on the printer.

Image 3.1: Illustrates the USB connection setup and the various ports available on the printer, including USB, LAN, and power.
3.3 Loading Thermal Paper
- Open the printer's top cover by pressing the release button.
- Insert the thermal paper roll into the paper compartment, ensuring the paper feeds from the bottom and the leading edge is straight.
- Pull a small amount of paper out past the cutter.
- Close the top cover firmly until it clicks into place.

Image 3.2: The printer uses thermal paper rolls, eliminating the need for ink or ribbons, which simplifies maintenance and reduces costs.
4. Operating Instructions
Once the printer is set up and drivers are installed, you can begin printing.
4.1 Powering On/Off
- To power on, press the power button located on the front or side of the printer. The power indicator light will illuminate.
- To power off, press and hold the power button until the printer shuts down.
4.2 Printing Receipts
- Ensure the printer is powered on and connected to your computer or network.
- From your POS software or application, initiate a print command for a receipt.
- The printer will automatically print the receipt and cut the paper.

Image 4.1: The printer delivers clear printing with 203 dpi resolution, ensuring readability of receipts.
4.3 Status Indicators and Alarms
The printer is equipped with status indicators and an alarm system:
- Blue Light Flash (Power On): Indicates the printer is powered on and ready.
- Red Light Flash (Printing/Error): Indicates printing in progress or an error condition, such as paper out or cover open.
- Sound Alarm: An audible alarm may sound to indicate receipt omission, ensuring no bills are missed.

Image 4.2: The printer features sound and light alarms to prevent receipt omission, enhancing operational efficiency.
5. Maintenance
Regular maintenance ensures optimal performance and extends the lifespan of your printer.
5.1 Cleaning the Print Head
The thermal print head should be cleaned periodically to maintain print quality. Use a soft, lint-free cloth dampened with isopropyl alcohol.
- Turn off the printer and disconnect the power cable.
- Open the printer cover.
- Gently wipe the thermal print head surface with the alcohol-dampened cloth.
- Allow the print head to dry completely before closing the cover and reconnecting power.
5.2 Paper Roll Replacement
Replace the paper roll as described in Section 3.3 when the paper runs out or the print quality deteriorates.
5.3 General Care
- Keep the printer in a clean, dust-free environment.
- Avoid exposing the printer to direct sunlight, high temperatures, or excessive humidity.
- Do not use abrasive cleaners or solvents on the printer's exterior.
6. Troubleshooting
If you encounter issues with your printer, refer to the following common problems and solutions.
6.1 Printer Not Responding
- Check Power: Ensure the power cable is securely connected and the printer is powered on.
- Check Connections: Verify that the USB or LAN cable is properly connected to both the printer and the computer/network.
- Driver Installation: Confirm that the printer drivers are correctly installed. Reinstall if necessary (http://www.cnfujun.com/d/33).
- Printer Status: Check the printer's status indicator lights for any error signals.
6.2 Poor Print Quality
- Paper Quality: Ensure you are using high-quality thermal paper.
- Print Head Cleaning: Clean the thermal print head as described in Section 5.1.
- Paper Loading: Verify the paper roll is loaded correctly and not creased.
6.3 Paper Jams
- Open Cover: Turn off the printer, open the cover, and carefully remove any jammed paper.
- Reload Paper: Ensure the paper roll is inserted correctly and smoothly.
- Check Cutter: Inspect the automatic cutter for any obstructions.
7. Specifications
Detailed technical specifications for the Bisofice 80mm Thermal Receipt Printer, Model POS-8370USB-W.

Image 7.1: Visual representation of the printer's dimensions and a summary of key technical specifications.
| Feature | Specification |
|---|---|
| Model Number | POS-8370USB-W |
| Printing Method | Direct Thermal |
| Print Width | 72 mm |
| Paper Width | 80 mm (79.5 ± 0.5 mm) |
| Paper Roll Diameter (Max) | 83 mm |
| Resolution | 203 dpi (8 dots/mm) |
| Print Speed | Up to 220 mm/s |
| Print Head Life | 100 KM |
| Interface | USB + LAN (Ethernet) |
| Cash Drawer Port | Yes |
| Auto Cutter | Yes |
| Operating System Support | Win2003/XP/7/8/10, Linux, MAC OS |
| Command Set | ESC/POS compatible |
| Product Dimensions (L x W x H) | 17.5 cm x 12.2 cm x 14.2 cm |
| Color | White |
8. Warranty and Support
For warranty information and technical support, please refer to the documentation provided with your purchase or contact Bisofice customer service. Keep your purchase receipt as proof of purchase for any warranty claims.
For driver downloads and additional resources, visit: http://www.cnfujun.com/d/33





