1. Introduction
This manual provides essential information for setting up, operating, and maintaining your Acer R240HY bidx 23.8-inch Full HD IPS monitor. Please read this manual thoroughly before using your new monitor to ensure proper functionality and safety.
2. Safety Information
- Always place the monitor on a stable, flat surface.
- Do not block ventilation openings.
- Use only the power adapter and cables provided by Acer.
- Keep the monitor away from water, moisture, and extreme temperatures.
- Unplug the monitor from the power outlet before cleaning.
- Refer all servicing to qualified service personnel.
3. Package Contents
Verify that all items are present in your package:
- Acer R240HY bidx 23.8-inch Monitor
- Monitor Stand (Base and Neck)
- Power Adapter and Power Cord
- HDMI Cable
- DVI Cable
- VGA Cable
- User Manual (this document)
4. Setup
4.1 Assembling the Monitor Stand
- Carefully remove the monitor and stand components from the packaging.
- Attach the stand neck to the monitor panel by aligning the tabs and pushing until it clicks into place.
- Attach the stand base to the stand neck. Secure it with the captive screw located on the underside of the base.

Figure 1: Front view of the Acer R240HY bidx monitor, showcasing its zero-frame design and circular stand base.

Figure 2: An angled view of the monitor highlights its slim profile and the elegant circular stand.
4.2 Connecting the Monitor
- Ensure your computer and monitor are powered off.
- Connect one end of the appropriate video cable (HDMI, DVI, or VGA) to the corresponding port on your computer's graphics card.
- Connect the other end of the video cable to the matching input port on the back of your Acer R240HY bidx monitor.
- Connect the power adapter to the monitor's power input, then plug the power cord into a wall outlet.

Figure 3: The back of the monitor is shown, detailing the available input ports: HDMI, DVI, and VGA, along with the power input.
4.3 Initial Power-On
- Power on your computer.
- Press the power button on the monitor (located on the bottom right bezel) to turn it on.
- The monitor should automatically detect the active input signal. If not, use the OSD menu to manually select the input source.
Video 1: Official product video demonstrating the features and connectivity options of the Acer R240HY bidx 23.8-inch monitor, including its IPS display, HDMI, DVI, and VGA ports.
5. Operating the Monitor
5.1 On-Screen Display (OSD) Menu
The OSD menu allows you to adjust various monitor settings. The control buttons are located on the bottom right bezel of the monitor.
- Power Button: Turns the monitor on or off.
- Menu Button: Accesses the main OSD menu.
- Navigation Buttons: Used to navigate through menu options and adjust values.
- Input Select Button: Quickly switches between available input sources (HDMI, DVI, VGA).
5.2 Adjusting Display Settings
Within the OSD menu, you can modify settings such as:
- Brightness/Contrast: Adjust the overall luminance and contrast levels.
- Color Settings: Fine-tune color temperature, gamma, and saturation.
- Input Source: Manually select the video input (HDMI, DVI, VGA).
- Image Settings: Adjust sharpness, aspect ratio, and other image properties.
- OSD Settings: Customize OSD language, timeout, and transparency.
6. Key Features
- 23.8-inch Full HD IPS Display: Enjoy vibrant colors and consistent image quality from wide viewing angles with 1920 x 1080 resolution.
- Zero Frame Design: Maximizes screen visibility from edge to edge, ideal for multi-monitor setups.
- Fast Response Time: A 4ms response time ensures smooth transitions and reduced ghosting for fast-paced content.
- Wide Viewing Angle: 178° horizontal and vertical viewing angles provide clear visuals from almost any perspective.
- Multiple Connectivity Options: Includes 1 x HDMI, 1 x DVI (with HDCP 1.4), and 1 x VGA inputs for broad compatibility.
- Low Blue Light: Reduces blue light emission to minimize eye strain during prolonged use.
7. Maintenance
7.1 Cleaning the Monitor
To clean your monitor:
- Always unplug the monitor from the power outlet before cleaning.
- Use a soft, lint-free cloth slightly dampened with water or a mild, non-abrasive screen cleaner.
- Do not spray cleaner directly onto the screen.
- Avoid using harsh chemicals, abrasive cleaners, or solvents.
7.2 General Care
- Avoid placing heavy objects on the monitor or its cables.
- Do not expose the monitor to direct sunlight or heat sources.
- Ensure adequate ventilation around the monitor.
8. Troubleshooting
8.1 No Picture Visible
- Ensure the monitor is powered on and the power indicator light is active.
- Check that the video cable is securely connected to both the monitor and the computer.
- Verify that the correct input source is selected via the OSD menu.
- If the screen is too dark, adjust brightness and contrast settings in the OSD menu or reset them to default.
- Test the monitor with another computer or video source if possible.
8.2 Image Quality Issues
- Adjust brightness, contrast, and color settings in the OSD menu.
- Ensure the display resolution on your computer matches the monitor's native resolution (1920 x 1080).
- Check for any physical damage to the video cable or ports.
8.3 Monitor Not Responding to Controls
- Unplug the monitor's power cord, wait for 30 seconds, then plug it back in and try again.
- Ensure no buttons are stuck or obstructed.
9. Specifications
| Feature | Specification |
|---|---|
| Standing screen display size | 23.8 Inches |
| Screen Resolution | 1920x1080 (Full HD) |
| Max Screen Resolution | 1920 x 1080 Pixels |
| Brand | Acer |
| Series | R240HY bidx |
| Item model number | R240HY bidx |
| Item Weight | 6.4 pounds |
| Product Dimensions | 21.3 x 7.3 x 16 inches |
| Color | Black |
| Manufacturer | Acer |
| Screen Size | 23.8 Inches |
| Resolution | FHD 1080p |
| Aspect Ratio | 16:9 |
| Screen Surface Description | Matte |
10. Warranty and Support
Your Acer R240HY bidx monitor comes with a standard manufacturer's warranty. For specific warranty terms and conditions, please refer to the warranty card included in your product packaging or visit the official Acer support website.
For technical support, troubleshooting assistance, or to inquire about service, please contact Acer Customer Service through their official channels. Have your monitor's model number and serial number ready when contacting support.





