1. Introduction
The Santos A3 UV Flatbed Printer is a versatile printing solution designed for commercial applications, capable of printing on a wide range of materials including acrylic, phone cases, ceramic, and UV DTF film. Featuring dual XP600/TX800 print heads, it offers high-speed operation, vibrant color output, and a long service life, making it an ideal choice for various entrepreneurial ventures.

2. Safety Information
Please read and understand all safety instructions before operating the printer. Failure to follow these instructions may result in injury or damage to the equipment.
- Always ensure the printer is connected to a grounded power outlet.
- Do not expose the printer to excessive moisture or extreme temperatures.
- Keep hands clear of moving parts during operation.
- Use appropriate personal protective equipment (PPE), such as gloves and safety glasses, when handling UV inks.
- Ensure adequate ventilation in the work area to dissipate ink fumes.
- Do not attempt to service the printer beyond the scope of this manual. Refer to qualified technicians for complex repairs.
3. Package Contents
Verify that all items listed below are included in your package:

- UV Ink (CMYKWV)
- Ink Refilling Syringe
- 5 Pcs Phone Cases (for testing/samples)
- USB User Manual
- Software (on USB drive)
- Ruler
- Paper Tape
- Double-sided Tape
- Bottle Holder
- 1 Set of Ink Damper
- Power Cable
- USB Cable
4. Product Overview
Familiarize yourself with the main components of your Santos A3 UV Flatbed Printer:

- Multi-function Control Panel: For operating and monitoring printer functions.
- External Ink Bottle System: Allows for easy refilling and monitoring of ink levels.
- UV LED Curing System: Cures UV ink instantly during printing.
- Adjustable Printing Platform: Allows for printing on objects of varying heights.
- Vacuum Platform System: Secures printing materials to the platform.
5. Setup
5.1 Unpacking and Placement
- Carefully remove the printer from its packaging.
- Place the printer on a stable, level surface in a well-ventilated area. Ensure there is enough space around the printer for operation and maintenance.
- Remove all protective tapes and packing materials from the printer.
5.2 Power Connection
- Connect the provided power cable to the printer's power input and then to a grounded 100-240V AC power outlet.
- Do not power on the printer until all other setup steps are complete.
5.3 Ink Installation
- Open the ink compartment cover.
- Carefully fill each external ink bottle with the corresponding CMYKWV UV ink. Ensure not to mix colors.
- Close the ink compartment cover securely.
5.4 Software Installation
- Insert the provided USB drive into your computer.
- Follow the on-screen instructions to install the printer drivers and RIP software.
- Connect the printer to your computer using the provided USB cable or Ethernet cable.
6. Operation
6.1 Adjustable Printing Height
The printer features an adjustable printing height ranging from 0-200mm. A built-in infrared height sensor provides automatic adjustment, effectively protecting the print head from collisions with the printing material.

6.2 Vacuum Platform System
The vacuum platform system is designed to absorb the object or UV DTF film onto the platform, preventing movement during printing and protecting the print head from scratching or damage.

6.3 General Printing Process
- Design your image using appropriate graphic software.
- Import the design into the RIP software for color management and print settings.
- Place the object to be printed on the printer's platform. Ensure it is clean and properly positioned.
- Adjust the printing height if necessary (or allow the automatic sensor to do so).
- Initiate the print job from the RIP software.
6.4 Printing with Bottle Holder
The printer supports printing on cylindrical bottles with a diameter of 20-110mm using the included bottle holder accessory.

6.5 UV DTF Sticker Printing
For UV DTF sticker printing, follow these steps:

- Edit the size of your picture in image editing software (e.g., Photoshop).
- Import the image into the RIP software and click print.
- Wait for the machine to print the UV DTF sticker.
- Once printed, the stickers can be pasted onto irregular products.
6.6 Operation Demonstration Video
7. Maintenance
7.1 White Ink Mixing System
The white ink mixing system works continuously to effectively prevent the nozzle from clogging, extending print head lifetime by 50% compared to traditional printers. Ensure this system is always operational during use.

7.2 Cooling System
The printer incorporates an advanced water cooling design, a brand new heat dissipation design, to prevent corrosion and aging, ensuring fast cooling and extending the life of the printer.

7.3 General Cleaning
- Regularly clean the print head and surrounding areas with a lint-free cloth and appropriate cleaning solution.
- Keep the printing platform clean and free of debris.
- Perform routine maintenance as recommended in the digital user manual to ensure optimal performance and longevity.
8. Troubleshooting
If you encounter issues with your printer, please refer to the following general troubleshooting steps. For detailed error codes and solutions, consult the comprehensive digital user manual provided on the USB drive.
- No Power: Check all power cable connections and ensure the power outlet is functional.
- Printing Errors/Poor Quality: Verify ink levels, check for clogged nozzles (perform a nozzle check and cleaning cycle), ensure print head height is correctly set, and confirm software settings are appropriate for the material.
- Printer Not Responding: Check USB/Ethernet cable connections, restart the printer and computer, and ensure printer drivers are correctly installed.
- Ink Clogging: Ensure the white ink mixing system is active. Perform regular print head cleaning cycles.
9. Specifications

| Feature | Specification |
|---|---|
| Model | A3 3040 UV Printer (ST-3040) |
| Print Head | 2*Epson XP600/TX800 |
| Color Configuration | CMYKWV |
| Print Size | 30*40 CM |
| Print Height | 0-20 CM |
| Ink Consumption | One square 1.5ml |
| Vacuuming Platform | Yes |
| White Ink Mixing | Yes |
| Device Size | 1150*1050*1430mm |
| Voltage | 100-240V |
| Max. Resolution | 2400*1200dpi |
| Color Print Speed | 1.5sqm/h |
| Black Print Speed | 18sqm/h |
| Application | For Commercial (LFPs) |
| Supports Network Printing | Wired (Ethernet) |
| Paper Feed Mode | Auto |
| Certification | CE |
10. Warranty & Support
This product comes with the 'Shop's Three Guarantees' for after-sale service, ensuring quality and support for your purchase. For technical assistance, detailed troubleshooting, or specific inquiries, please refer to the comprehensive digital user manual provided on the USB drive. You may also contact the manufacturer or authorized service center for further support.
11. User Tips
- For optimal print quality, always ensure the print surface is clean, dry, and properly prepared according to the material type.
- Regularly check and maintain the white ink mixing system to prevent print head clogging, especially if the printer is not used daily.
- Utilize the adjustable printing height and vacuum platform features for precise and secure printing on various object types and irregular surfaces.
- Keep your RIP software and printer drivers updated to ensure compatibility and access to the latest features and performance improvements.





