1. Introduction
The Epson EcoTank ET-2850 is a versatile wireless all-in-one printer designed for home and small office use. It features cartridge-free printing with high-capacity, easily refillable ink tanks, offering significant savings on replacement ink. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your ET-2850 printer.
Key features include automatic 2-sided printing, a high-resolution flatbed scanner, and a convenient color display for ease of use. The EcoTank system is engineered to minimize ink waste and provide a stress-free printing experience.

Figure 1.1: Epson EcoTank ET-2850 Wireless Color All-in-One Printer with included ink bottles.
2. What's in the Box
Upon opening your Epson EcoTank ET-2850 package, please ensure all the following components are present:
- Epson EcoTank ET-2850 All-in-One Printer
- User Manual (this document)
- Power Cord
- 1 bottle of 502 Black Ink (127 mL)
- 1 bottle of 502 Cyan Ink (70 mL)
- 1 bottle of 502 Magenta Ink (70 mL)
- 1 bottle of 502 Yellow Ink (70 mL)
3. Setup Instructions
Follow these steps to set up your Epson EcoTank ET-2850 printer for the first time:
- Unpack the Printer: Carefully remove the printer from its packaging. Remove all protective tapes and packing materials from the exterior and interior of the printer. Refer to the quick start guide for specific locations of protective materials.
- Fill the Ink Tanks: The EcoTank system uses ink bottles for refilling. Open the ink tank unit cover. Each ink bottle has a unique keyed nozzle that fits only into the corresponding color tank. Invert the ink bottle and insert it into the correct tank. The ink will automatically fill the tank and stop when full. Repeat for all four colors (Black, Cyan, Magenta, Yellow). Close the ink tank unit cover.
- Power On: Connect the power cord to the printer and then to a power outlet. Press the power button to turn on the printer.
- Initial Setup: Follow the on-screen instructions on the printer's LCD display to select your language, country, and perform initial ink charging. This process may take several minutes.
- Connect to a Computer/Network:
- Wireless Connection (Recommended): Use the printer's control panel to navigate to the Wi-Fi setup menu. Select your wireless network (SSID) and enter the password.
- USB Connection: Connect a USB cable (not included) from your computer to the printer's USB port.
- Install Software/Drivers: Visit the official Epson support website for your model (ET-2850) to download and install the latest drivers and software for your operating system (Windows, macOS, etc.). This is crucial for full functionality, including printing, scanning, and copying features.

Figure 3.1: The EcoTank system allows for easy and mess-free ink refilling.
4. Operating Instructions
4.1. Printing
The ET-2850 supports various printing methods and media types.
- Wireless Printing: Print directly from your computer, smartphone, or tablet over a Wi-Fi network. Ensure your device and printer are connected to the same network.
- Automatic 2-Sided Printing: This feature allows the printer to automatically print on both sides of the paper, saving paper and time. Enable this option in your printer settings before printing.
- Supported Media: The printer handles various paper sizes and types, including plain paper, envelopes, and glossy photo paper. The maximum input sheet capacity is 100 sheets.

Figure 4.1: The ET-2850 offers fast print speeds and mobile printing capabilities.
4.2. Scanning
The ET-2850 features a high-resolution flatbed scanner for digitizing documents and photos.
- Using the Control Panel: Place your document face-down on the scanner glass. Use the printer's LCD screen to select 'Scan' and choose your desired scan destination (e.g., computer, cloud service).
- Using Computer Software: Open the Epson Scan software on your computer. Select your scan settings (resolution, color mode, destination folder) and initiate the scan.
4.3. Copying
The printer allows for quick and easy document copying.
- Making Copies: Place your document face-down on the scanner glass. On the printer's control panel, select 'Copy'. You can adjust settings such as number of copies, paper size, and quality.
- Copy Speed: The maximum copy speed for black and white documents is 10.5 ppm (pages per minute).
- Copy Resolution: Max copy resolution for color is 1200 x 2400 dpi, and for black and white is 600 dpi.
5. Maintenance
Regular maintenance ensures optimal performance and longevity of your printer.
- Ink Refilling: Monitor ink levels regularly using the transparent ink tanks on the front of the printer. Refill tanks when levels are low using genuine Epson ink bottles to prevent damage and ensure print quality.
- Print Head Cleaning: If print quality declines (e.g., missing lines, streaking), perform a print head cleaning cycle through the printer's maintenance menu or the Epson printer utility on your computer.
- Nozzle Check: Run a nozzle check pattern to identify clogged nozzles before performing a print head cleaning.
- Cleaning the Printer: Regularly wipe the exterior of the printer with a soft, damp cloth. Clean the scanner glass with a lint-free cloth and glass cleaner.

Figure 5.1: The EcoTank system offers significant savings on replacement ink compared to traditional cartridges.

Figure 5.2: Epson recommends using genuine Epson inks for optimal print quality and performance.
6. Troubleshooting
If you encounter issues with your Epson EcoTank ET-2850, try the following troubleshooting steps:
- Printer Not Responding: Ensure the printer is powered on and properly connected to your computer or network. Check for any error messages on the printer's LCD screen.
- Print Quality Issues: Perform a nozzle check and print head cleaning. Ensure you are using genuine Epson ink and that ink tanks are adequately filled.
- Paper Jams: Follow the on-screen instructions or refer to the online guide for clearing paper jams. Always remove jammed paper carefully to avoid tearing.
- Wireless Connection Problems: Verify your Wi-Fi network is active and the printer is within range. Restart your router, computer, and printer. Re-enter your Wi-Fi password if necessary.
- Driver Issues: If printing or scanning software is not working correctly, ensure you have installed the correct and latest drivers from the official Epson website. Sometimes, reinstalling drivers can resolve connectivity or functionality problems.
- General Issues: Turn off the printer, unplug the power cord, wait for a few minutes, then plug it back in and turn it on. This can resolve minor electronic glitches.
For more detailed troubleshooting, refer to the comprehensive online support resources available on the Epson website.
7. Specifications
Below are the technical specifications for the Epson EcoTank ET-2850 printer:
| Feature | Specification |
|---|---|
| Product Dimensions | 14.8"D x 22.3"W x 10.2"H |
| Item Weight | 11.9 pounds |
| Connectivity Technology | Wi-Fi, USB |
| Printing Technology | Inkjet |
| Printer Output | Color |
| Maximum Print Speed (Color) | 5 ppm |
| Max Printspeed Monochrome | 10.5 ppm |
| Maximum Color Print Resolution | 4800 x 1200 dpi |
| Maximum Black and White Print Resolution | 4800 x 1200 dpi |
| Scanner Type | Flatbed |
| Max Copy Speed (Black & White) | 10.5 ppm |
| Max Copy Resolution Color | 1200 x 2400 dpi |
| Max Copy Resolution Black-White | 600 dpi |
| Max Input Sheet Capacity | 100 sheets |
| Dual-sided printing | Yes (Auto) |
| Display Type | LCD |
| Included Components | EcoTank ET-2850 all-in-one, manual, power cord, 1 bottle of 502 Black (127 mL) and 1 bottle each of 502 Cyan, Magenta, Yellow (70 mL) |
8. Warranty and Support
The Epson EcoTank ET-2850 comes with a limited warranty. For specific details regarding the warranty period and coverage, please refer to the warranty documentation included with your product or visit the official Epson support website.
For technical assistance, driver downloads, FAQs, and additional support resources, please visit the Epson support website or contact Epson customer service. You can also find the official User Guide (PDF) here.







