1. Introduction
Thank you for choosing the BenQ GW2790 27-inch Full HD 100Hz IPS LCD Monitor. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your new monitor system, which includes two BenQ GW2790 monitors and a dual desk mount stand. Please read this manual thoroughly before use to ensure proper installation and optimal performance.
Package Contents
- 2x BenQ GW2790 27-inch Monitors
- 2x Power Cables
- 2x HDMI Cables
- 2x USB-C Cables
- 1x H&A Dual Monitor Desk Mount Stand
- Quick Start Guide
- Warranty Card

Image 1.1: Two BenQ GW2790 monitors and the included dual desk mount stand.
2. Safety Information
Please observe the following safety precautions to prevent damage to the monitor and ensure your personal safety.
- Always disconnect the power cord from the electrical outlet before cleaning the monitor.
- Do not expose the monitor to rain or moisture to avoid fire or shock hazards.
- Do not open the monitor casing. There are no user-serviceable parts inside. Refer all servicing to qualified service personnel.
- Place the monitor on a stable, flat surface to prevent it from falling.
- Ensure proper ventilation around the monitor. Do not block ventilation openings.
- Use only the power adapter and cables provided or specified by BenQ.
3. Setup
3.1 Unpacking
Carefully remove all components from the packaging. Retain the packaging materials for future transport or storage.
3.2 Monitor Assembly (with Dual Desk Mount Stand)
The BenQ GW2790 monitors are VESA compatible. This package includes an H&A Dual Monitor Desk Mount Stand for an enhanced setup. Follow the instructions below to assemble the monitors with the desk mount.
- Assemble the Desk Mount Stand: Refer to the separate instructions provided with the H&A Dual Monitor Desk Mount Stand for its assembly. Ensure the stand is securely clamped to your desk.
- Prepare the Monitors: Lay each monitor face down on a soft, clean cloth to prevent scratches.
- Attach VESA Mount Plates: Secure the VESA mount plates from the desk stand to the back of each monitor using the provided screws. The GW2790 supports a 100x100mm VESA pattern.
- Mount Monitors to Stand: Carefully lift each monitor and slide it onto the arms of the dual desk mount stand. Secure them in place according to the stand's instructions.

Image 3.1: The H&A Dual Monitor Desk Mount Stand, designed to support two monitors.

Image 3.2: Front view of the BenQ GW2790 monitor.
3.3 Connecting Cables
Connect the necessary cables to your monitors and computer. The GW2790 offers versatile connectivity options.
- Power Connection: Connect one end of the power cable to the monitor's power input and the other end to a power outlet. Repeat for the second monitor.
- Video Connection: Choose one of the following options for each monitor:
- HDMI: Connect an HDMI cable from your computer's HDMI output to the monitor's HDMI (v1.4) input.
- DisplayPort: Connect a DisplayPort cable from your computer's DisplayPort output to the monitor's DisplayPort (v1.2) input.
- USB-C: Connect a USB-C cable from your computer's USB-C output to the monitor's USB-C input. This port can carry video, data, and power.
- USB Connection (Optional): If using USB-C for video, additional USB data connection may not be needed. For other video connections, connect a USB upstream cable (if provided and desired for monitor's USB hub functionality) from your computer to the monitor's USB upstream port.

Image 3.3: Rear view of the BenQ GW2790 monitor, illustrating the available connectivity ports including HDMI, DisplayPort, and USB-C.
4. Operating the Monitor
4.1 Power On/Off
Press the power button located on the bottom right side of the monitor to turn it on or off. The power indicator light will illuminate when the monitor is on.
4.2 On-Screen Display (OSD) Menu Navigation
The OSD menu allows you to adjust various monitor settings. Use the control buttons located on the bottom right of the monitor to navigate.
- Press any control button to bring up the OSD menu.
- Use the directional buttons to navigate through menu options.
- Press the 'Enter' or 'OK' button to select an option or confirm a setting.
- Press the 'Exit' or 'Back' button to return to the previous menu or exit the OSD.
4.3 Picture Settings
Adjust display characteristics to suit your preferences.
- Brightness: Adjusts the overall luminance of the screen.
- Contrast: Adjusts the difference between light and dark areas.
- Color Temperature: Selects preset color temperatures (e.g., Warm, Normal, Cool) or custom settings.
- Sharpness: Enhances the clarity of image edges.
4.4 Special Modes and Eye-Care Features
The GW2790 incorporates several features designed to enhance viewing comfort and specific use cases.
- Brightness Intelligence Technology (B.I.Tech.): Automatically adjusts screen brightness based on ambient light conditions to reduce eye strain. This can be enabled/disabled in the OSD menu.
- Low Blue Light Plus: Filters out harmful blue-violet light while maintaining color accuracy, reducing eye fatigue during long viewing sessions.
- Flicker-free Technology: Eliminates screen flickering at all brightness levels, further reducing eye strain.
- Coding Mode: Optimizes contrast and saturation for improved readability of code and text, ideal for programmers and developers.
- ePaper Mode: Simulates an e-book display with a monochrome, paper-like appearance, reducing eye strain during extended reading.
4.5 Input Selection
If multiple devices are connected, you can manually switch between input sources using the OSD menu or a dedicated input select button (if available).
5. Maintenance
5.1 Cleaning the Monitor
To maintain the clarity and longevity of your monitor, follow these cleaning guidelines:
- Screen: Gently wipe the screen with a soft, lint-free cloth. For stubborn marks, lightly dampen the cloth with water or a non-abrasive screen cleaner. Do not spray cleaner directly onto the screen.
- Casing: Use a soft, dry cloth to wipe the monitor casing. Avoid using strong detergents or abrasive cleaners.
- Always ensure the monitor is powered off and unplugged before cleaning.
5.2 General Care
- Avoid placing heavy objects on the monitor or its cables.
- Do not expose the monitor to extreme temperatures or humidity.
- Keep the monitor away from direct sunlight and heat sources.
6. Troubleshooting
If you encounter issues with your BenQ GW2790 monitor, refer to the following common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| No image on screen | Power cable disconnected; Video cable disconnected; Incorrect input source selected. | Check power and video cable connections; Ensure monitor is powered on; Select correct input source via OSD. |
| Image is blurry or distorted | Incorrect resolution; Loose video cable. | Set display resolution to 1920x1080; Reconnect video cable securely. |
| Flickering screen | Refresh rate issue; Interference. | Ensure refresh rate is set to 100Hz in display settings; Check for nearby electronic devices causing interference. |
| Colors appear incorrect | Color settings incorrect; Faulty video cable. | Adjust color settings in OSD; Try a different video cable. |
If the problem persists after trying these solutions, please contact BenQ customer support.
7. Specifications
Key technical specifications for the BenQ GW2790 monitor:
| Feature | Detail |
|---|---|
| Screen Size | 27 Inches |
| Resolution | 1920 x 1080 (Full HD 1080p) |
| Aspect Ratio | 16:9 |
| Panel Type | IPS |
| Refresh Rate | 100Hz |
| Response Time | 5ms (GtG) |
| Connectivity | HDMI (v1.4), DisplayPort (v1.2), USB-C, 1x Total USB Port |
| Eye-Care Features | Brightness Intelligence Gen2, Low Blue Light Plus, Flicker-free |
| Special Modes | Coding Mode, ePaper Mode |
| VESA Compatibility | Yes (100x100mm) |
| Product Dimensions | 27 x 18.25 x 5.5 inches (monitor only) |
| Item Weight | 35.3 pounds (total package weight) |
8. Warranty and Support
The BenQ GW2790 monitor comes with a 3-year warranty, covering defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.
For technical support, warranty service, or further inquiries, please visit the official BenQ support website or contact their customer service department. Contact information can typically be found on the BenQ website or in the Quick Start Guide included with your product.
BenQ Official Website: www.benq.com







