1. Introduction
Thank you for purchasing the Epson EB-1780W Projector. This manual provides essential information for the safe and efficient use of your projector. Please read it thoroughly before operation and keep it for future reference.
The Epson EB-1780W is a compact and lightweight mobile projector designed for business and educational environments. It features WXGA resolution and 3,000 lumens of brightness, ensuring clear and vivid presentations even in well-lit rooms. This product is a wireless device compliant with Radio Law technical standards, operating in the 2.4-2.483.5GHz frequency band.
2. Product Overview
Key Features:
- Brightness: 3,000 lumens for clear images.
- Resolution: WXGA (1280 x 800) for detailed visuals.
- Portability: Lightweight at approximately 1.8 kg, with a slim profile (44mm thickness).
- Connectivity: Wireless LAN compatible, HDMI, VGA, USB.
- Advanced Functions: Auto Power On, Touch Presenter function, Frame Fit, Automatic Vertical/Horizontal Correction.
- Contrast Ratio: 10000:1 for sharp image quality.
- Built-in Speaker: 1W.
Projector Components:
The image below illustrates the top and rear views of the Epson EB-1780W projector, highlighting its control panel and various input/output ports.

Image: Top and rear view of the Epson EB-1780W projector, showing the lens, control panel, and various connection ports.
The projector's compact design (29.2 x 21.3 x 4.4 cm) and light weight make it highly portable, fitting easily into a business bag. A carrying case is often included for convenience.

Image: Illustration of the Epson EB-1780W projector's dimensions (292mm x 213mm x 44mm) and its lightweight nature, shown alongside a carrying case.
3. Safety Information
Please observe the following safety precautions to prevent damage to the product or injury to yourself and others:
- Do not block ventilation openings.
- Do not look directly into the projector lens when the lamp is on.
- Use only the power cord supplied with the projector.
- Do not place the projector on an unstable surface.
- Keep the projector away from water or humid environments.
- Refer all servicing to qualified service personnel.
4. Setup
4.1 Placement
Place the projector on a stable, flat surface. Ensure there is adequate space around the projector for ventilation. The short-throw lens allows for large screen projection even in small spaces.
4.2 Power Connection
- Connect the power cord to the projector's AC inlet.
- Plug the other end of the power cord into a grounded electrical outlet.
4.3 Connecting Input Sources
The EB-1780W offers various connection options:
- HDMI: For high-definition video and audio from devices like laptops, DVD/Blu-ray players, or gaming consoles.
- VGA (Computer): For connecting to computers using a VGA cable.
- USB-A: For PC-free projection from USB storage devices.
- USB-B: For USB Display, transmitting video and audio with a single USB cable.
- Video: For standard definition video input.
Refer to the image below for port locations:

Image: Close-up view of the Epson EB-1780W projector's rear panel, showing HDMI, USB-A, USB-B, Computer (VGA), and Video input ports.
5. Operation
5.1 Powering On/Off
- Power On: Press the power button on the projector or remote control. The projector also supports Auto Power On.
- Power Off: Press the power button twice. The projector will enter a cooling down cycle before completely shutting off.
5.2 Basic Projection
Once powered on and an input source is connected, the projector will display the image. Adjust the focus ring on the lens for a clear picture. Use the zoom lever to adjust the image size.

Image: The Epson EB-1780W projector displaying a presentation in a meeting room setting, demonstrating its use in a professional environment.
5.3 Advanced Projection Features
Frame Fit Function
This function automatically adjusts the projected image to fit the screen with a single button press, correcting vertical and horizontal distortion and adjusting focus.
- Set up the projector.
- Press the [Frame Fit] button.
- The projector automatically adjusts the image to the optimal screen size, even from an angle.

Image: Diagram illustrating the Frame Fit function, showing how the projector automatically corrects image distortion and adjusts focus to fit the screen.
Automatic Vertical/Horizontal Correction
The projector can automatically correct trapezoidal distortion in real-time, even if the projector is moved during operation.
- Set up the projector.
- The projector will automatically adjust the image to a rectangular shape in real-time.

Image: Diagram illustrating the automatic vertical and horizontal keystone correction feature, showing how the projector maintains a rectangular image even when moved.
Wireless Projection and Screen Mirroring
Project images and videos easily from your smartphone, tablet, or laptop wirelessly. Download the Epson iProjection app (for Android™/iOS) to project content from mobile devices. Screen mirroring supports Full HD video.

Image: Illustration showing wireless projection from a smartphone or tablet to the Epson EB-1780W projector, and screen mirroring functionality.
PC-Free Projection
You can project image and video files directly from a USB storage device connected to the USB-A port without needing a computer.
Input Signal Auto Detection
Simply press the input detection button, and the projector will automatically detect and project from an active input source.
6. Maintenance
6.1 Cleaning the Projector
- Wipe the exterior of the projector with a soft, dry cloth.
- For the lens, use a lens cleaning cloth and lens cleaner specifically designed for optical surfaces.
- Regularly clean the air filter to maintain optimal performance and prevent overheating. Refer to the full user guide for detailed filter cleaning instructions.
6.2 Lamp Replacement
The projector lamp has a limited lifespan. When the lamp indicator lights up or the projected image becomes dim, it may be time to replace the lamp. Consult the detailed user manual for specific lamp replacement procedures and safety precautions.
7. Troubleshooting
If you encounter issues with your projector, refer to the following common troubleshooting tips:
- No Image: Ensure all cables are securely connected and the correct input source is selected. Check if the lens cap is removed.
- Dim Image: Check the lamp life indicator. If the lamp is nearing its end, replacement may be necessary. Ensure the projector is not in Eco mode if maximum brightness is desired.
- Overheating Warning: Ensure ventilation openings are not blocked and the air filter is clean. Turn off the projector and allow it to cool down.
- Image Distortion: Use the Frame Fit function or Automatic Vertical/Horizontal Correction to adjust the image geometry.
- No Sound: Check audio cable connections (if applicable) and the projector's volume settings. Ensure the input source is sending audio.
For more detailed troubleshooting, please refer to the comprehensive user manual available on the Epson support website.
8. Specifications
| Feature | Specification |
|---|---|
| Brand | Epson |
| Model Number | EB-1780W |
| Series | EB 1780W |
| Product Dimensions (W x D x H) | 29.2 x 21.3 x 4.4 cm |
| Item Weight | 1.8 Kilograms |
| Display Resolution | WXGA (1280 x 800) |
| Brightness | 3,000 lumens |
| Contrast Ratio | 10000:1 |
| Connectivity Technology | HDMI |
| Wireless Type | 802.11b, 802.11g, 802.11n |
| USB 2.0 Ports | 2 |
| VGA Output Ports | 1 |
| Voltage | 240 Volts |
| Wattage | 277 W |
| Speaker | 1W |
| Batteries | 2 AAA batteries (for remote control, not included with projector) |
9. Warranty and Support
Epson provides a limited warranty for this product. For detailed warranty terms, registration, and technical support, please visit the official Epson website or contact your local Epson customer service center. Keep your purchase receipt as proof of purchase for warranty claims.
Online resources, including the full user manual and FAQs, are available at the Epson support portal.





