Introduction
This manual provides essential instructions for setting up, operating, maintaining, and troubleshooting your Epson EcoTank ET-4800 Wireless All-in-One Supertank Color Inkjet Printer. Please read this manual thoroughly before using the product to ensure correct operation and to prevent damage.
Safety Information
Always follow basic safety precautions to reduce the risk of fire, electric shock, or injury. Keep the printer away from water and excessive heat. Use only the power cord supplied with the printer. Do not attempt to service the printer yourself unless specifically instructed in this manual.
What's in the Box
- Epson EcoTank ET-4800 All-in-One Supertank Printer
- Power Cord
- 1x Bottle 522 Black Ink (65 mL)
- 1x Bottle 522 Cyan Ink (65 mL)
- 1x Bottle 522 Magenta Ink (65 mL)
- 1x Bottle 522 Yellow Ink (65 mL)
- Setup CD-ROM (for product setup)
- User Manual (this document)
Setup
1. Unpacking and Initial Placement
Carefully remove the printer from its packaging. Place the printer on a flat, stable surface with adequate space around it for ventilation and operation. Remove all protective tapes and materials.
2. Filling the Ink Tanks
The EcoTank ET-4800 uses a cartridge-free ink system. Follow these steps to fill the ink tanks:
- Open the ink tank unit cover on the right side of the printer.
- Open the cap for the black ink tank.
- Uncap the black ink bottle (522 Black) and insert it into the black ink tank's filling port. The ink will automatically stop flowing when the tank is full.
- Remove the bottle and securely close the black ink tank cap.
- Repeat the process for the Cyan, Magenta, and Yellow ink tanks using the corresponding 522 color ink bottles.
- Close the ink tank unit cover.

An image showing the white Epson EcoTank ET-4800 printer from the front-right, with a document being printed. To the right of the printer are four ink bottles (Black, Cyan, Magenta, Yellow) labeled Epson 522.
3. Power On and Initial Setup
- Connect the power cord to the printer and then to an electrical outlet.
- Press the power button to turn on the printer.
- Follow the on-screen instructions on the 1.44" color LCD to select your language, country, and perform initial ink charging. This process may take several minutes.
4. Loading Paper
Load paper into the rear paper feed slot. The printer supports various paper types and sizes, up to 8.5" x 14" (Legal).
5. Connecting to a Computer or Network
The ET-4800 offers multiple connectivity options:
- Wi-Fi: Use the printer's control panel to connect to your wireless network.
- Wi-Fi Direct: Connect directly from your smart device without a router.
- Ethernet: Connect the printer to your network using an Ethernet cable (10/100 Mbps).
- USB: Connect the printer directly to your computer using a Hi-Speed USB cable (not included).
Install the necessary drivers and software from the included CD-ROM or download them from the official Epson support website.
Operating Instructions
Printing
- Print Speed: Up to 10.0 ISO ppm (black), 5.0 ISO ppm (color).
- Print Resolution: Up to 5760 x 1440 dpi.
- Paper Capacity: 100-sheet rear paper feed.
- Borderless Photos: Supports borderless 4" x 6" photo printing.
- Mobile Printing: Use the Epson Smart Panel App for printing from smart devices.
Copying
- Copy Speed: 7.7 ISO cpm (black), 3.8 ISO cpm (color).
- Copy Modes: Color, Black/White, High, Standard.
- Max Copy Quantity: Up to 99 copies from standalone operation.
- Max Copy Size: 8.5" x 11".
Scanning
- Scanner Type: Color Flatbed, ADF (Automatic Document Feeder).
- Optical Resolution: 1200 dpi.
- Max Hardware Resolution: 1200 x 2400 dpi.
- ADF Capacity: 30 sheets (Letter), 10 sheets (Legal).
- Max Scan Size (Flatbed): 8.5" x 11.7".
- Max Scan Size (ADF): Single-sided 8.5" x 14" (Legal).
Faxing
- Fax Speed: Up to 33.6 Kbps (approx. 3 seconds per page).
- Memory: Up to 100 pages, 1.1MB receive memory.
- Speed Dials: 100 maximum.
- PC-Fax Software: Send/Receive, Fax to Email, Fax to Folder.
- Features: Junk Fax filter, Contact List, Transmit reservation, Broadcast fax (mono), Up to 99 group dial, Polling reception.
Maintenance
Ink Refilling
The EcoTank system is designed for easy, mess-free ink refills. When an ink tank is low, purchase genuine Epson 522 ink bottles. Follow the ink filling instructions provided in the Setup section.
Print Head Cleaning
If print quality declines (e.g., missing lines, streaky prints), perform a print head cleaning. This can typically be initiated from the printer's control panel or through the printer driver software on your computer. Refer to the on-screen prompts for detailed steps.
Troubleshooting
This section addresses common issues you might encounter with your Epson ET-4800 printer.
- Printer Not Responding: Check power connections, USB/Ethernet cables, and Wi-Fi status. Restart both the printer and your computer/router.
- Poor Print Quality: Perform a nozzle check and print head cleaning. Ensure ink tanks are adequately filled. Use appropriate paper settings in your print driver.
- Paper Jams: Carefully remove any jammed paper following the instructions on the printer's display or in the full online manual. Avoid tearing the paper.
- Connectivity Issues: Verify Wi-Fi password, network connection, or USB cable. Ensure printer drivers are correctly installed.
- Error Messages: Refer to the printer's LCD display for specific error codes and consult the online support resources for solutions.
For more detailed troubleshooting, visit the official Epson support website.
Specifications
| Feature | Specification |
|---|---|
| Printing Technology | 4-color (CMYK), drop-on-demand MicroPiezo inkjet |
| Max. Print Resolution | 5760 x 1440 dpi |
| Print Speed (Black) | 10.0 ISO ppm |
| Print Speed (Color) | 5.0 ISO ppm |
| Copy Speed (Black) | 7.7 ISO cpm |
| Copy Speed (Color) | 3.8 ISO cpm |
| Scanner Type | Color Flatbed, ADF |
| Optical Scan Resolution | 1200 dpi |
| ADF Capacity | 30 sheets (Letter), 10 sheets (Legal) |
| Fax Speed | Up to 33.6 Kbps |
| Connectivity | Hi-Speed USB, Wi-Fi 4 (802.11 b/g/n), Wired Ethernet (10/100 Mbps), Wi-Fi Direct |
| Display | 1.44" color LCD |
| Paper Capacity | 100-sheet rear feed |
| Maximum Media Size | 8.5" x 14" |
| Product Dimensions (W x D x H) | 14.8" x 13.7" x 9.3" (Operating) / 14.8" x 11.8" x 6.7" (Storage) |
| Item Weight | 11.0 lb (9.5 lbs listed in specifications) |
| Model Number | ET-4800 |
Warranty and Support
Your Epson EcoTank ET-4800 printer comes with a limited warranty. For specific warranty terms and conditions, please refer to the documentation included with your product or visit the official Epson website. For technical support, driver downloads, and additional resources, please visit the Epson support page for your region.
Epson Support Website: www.epson.com/support







