1. Introduction
This manual provides essential information for the safe and efficient use of your Acer RS242Y Series 23.8-inch Full HD IPS Monitor. Please read these instructions thoroughly before operating the device and retain them for future reference.
1.1 Package Contents
Verify that all items listed below are present in your product package:
- Acer RS242Y Monitor
- Monitor Stand (Base and Neck)
- Power Cord
- HDMI Cable
- User Manual (this document)

Image: Front and rear view of the Acer RS242Y monitor, showcasing its ultra-thin design and connectivity ports on the back.
2. Safety Information
Observe the following safety precautions to prevent damage to the monitor and ensure user safety:
- Do not expose the monitor to rain or moisture.
- Do not open the monitor casing; refer all servicing to qualified personnel.
- Place the monitor on a stable, flat surface to prevent it from falling.
- Ensure proper ventilation around the monitor to prevent overheating.
- Use only the power cord and adapter supplied with the monitor.
- Disconnect the power plug from the wall outlet if the monitor will not be used for an extended period.
3. Setup and Connection
3.1 Assembling the Monitor Stand
- Carefully remove the monitor and stand components from the packaging.
- Attach the stand neck to the monitor panel. Ensure it clicks securely into place.
- Attach the stand base to the stand neck. Tighten any screws if provided, typically located on the underside of the base.
- Place the assembled monitor on a stable desk or surface.
3.2 Connecting the Monitor
The Acer RS242Y monitor supports HDMI and VGA inputs. Follow these steps to connect your monitor to a computer:
- Ensure both the monitor and your computer are powered off.
- Connect one end of the provided HDMI cable to the HDMI port on the monitor and the other end to the HDMI port on your computer. Alternatively, use a VGA cable for VGA connectivity.
- Connect the power cord to the monitor's power input, then plug the other end into a power outlet.
- Power on your computer, then power on the monitor.

Image: Rear view of the Acer RS242Y monitor, highlighting the VGA, HDMI, Audio In, and Audio Out ports, along with the power input and tilt angle adjustment.
3.3 VESA Wall Mount Support
The monitor supports VESA wall mounting. If you intend to wall-mount the monitor, remove the stand and attach a VESA-compatible mounting bracket (sold separately) to the designated mounting holes on the back of the monitor.
4. Operating the Monitor
4.1 Power On/Off
Press the power button, usually located on the bottom right of the monitor, to turn the monitor on or off. The power indicator light will illuminate when the monitor is active.
4.2 On-Screen Display (OSD) Menu
The OSD menu allows you to adjust various monitor settings. Use the control buttons (typically located on the bottom or rear of the monitor) to navigate and select options within the OSD.
Common OSD Settings:
- Picture: Adjust brightness, contrast, sharpness, and color temperature.
- Color: Fine-tune color settings, including gamma and saturation.
- Audio: Control volume for the integrated speakers and select audio input.
- Input: Manually select the input source (HDMI or VGA).
- OSD: Adjust OSD language, transparency, and timeout.
- System: Access general system information and reset settings.
4.3 Display Features

Image: The Acer RS242Y monitor displaying a dynamic scene, emphasizing its 120Hz refresh rate and 1ms Visual Response Boost (VRB) for smooth visuals.
- 120Hz Refresh Rate & 1ms Visual Response Boost (VRB): Provides smooth motion and reduced ghosting, particularly beneficial for fast-paced content. These features are typically enabled automatically but can be verified in your computer's display settings.
- AMD FreeSync: This technology synchronizes the monitor's refresh rate with your graphics card's frame rate to eliminate screen tearing and stuttering. Ensure your graphics card supports FreeSync and enable it in your graphics card control panel.
4.4 Eye Care Technologies

Image: A user working at a desk with the Acer RS242Y monitor, accompanied by icons representing Low Dimming, Flickerless, BlueLightShield, and ComfyView technologies.
The monitor incorporates several technologies designed to reduce eye strain:
- Blue Light Shield: Reduces the emission of harmful blue light. This setting can be adjusted or enabled/disabled via the OSD menu.
- Flickerless Technology: Eliminates screen flickering, which can cause eye fatigue during prolonged use. This feature operates automatically.
- ComfyView: Reduces reflections from ambient light, enhancing viewing comfort. This is a panel characteristic.
- Low Dimming Technology: Allows for very low brightness levels in dark environments, reducing eye strain.
4.5 Mood Light

Image: Rear view of the Acer RS242Y monitor showcasing its colorful, patterned mood light feature, which illuminates the area behind the display.
The RS242Y features a patterned mood light on the back. This light can be adjusted for brightness and potentially color patterns through the OSD menu to create a desired ambiance.
5. Maintenance
5.1 Cleaning the Monitor
- Always unplug the monitor from the power outlet before cleaning.
- Use a soft, lint-free cloth lightly dampened with water or a mild, non-abrasive screen cleaner.
- Do not spray cleaner directly onto the screen.
- Avoid using harsh chemicals, abrasive pads, or solvents.
5.2 Storage
If storing the monitor for an extended period, power it off, disconnect all cables, and store it in a cool, dry place, preferably in its original packaging to protect it from dust and physical damage.
6. Troubleshooting
If you encounter issues with your monitor, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Power cord not connected; power outlet faulty. | Ensure power cord is securely connected to monitor and outlet. Test outlet with another device. |
| No signal | Video cable not connected; incorrect input source selected. | Check video cable connections. Use OSD to select correct input source (HDMI/VGA). |
| Image blurry/distorted | Incorrect resolution; faulty cable. | Set display resolution to 1920x1080. Try a different video cable. |
| No audio from speakers | Volume too low; audio cable not connected (for VGA); incorrect audio output selected on PC. | Adjust monitor volume via OSD. Ensure audio cable is connected if using VGA. Check PC audio settings. |
If the problem persists after attempting these solutions, contact Acer customer support.
7. Technical Specifications
Below are the key technical specifications for the Acer RS242Y monitor:
| Feature | Specification |
|---|---|
| Model Number | UM.QR2SS.001 |
| Screen Size | 23.8 Inches |
| Panel Type | IPS |
| Resolution | 1920 x 1080 (Full HD) |
| Refresh Rate | 120Hz |
| Response Time | 1ms Visual Response Boost (VRB) |
| Aspect Ratio | 16:9 |
| Connectivity | 1x HDMI, 1x VGA, Audio-In, Audio Out |
| Speakers | Integrated 2W x 2 Stereo Speakers |
| Eye Care Features | Blue Light Shield, Flickerless, ComfyView, Low Dimming |
| Adaptive Sync | AMD FreeSync |
| Dimensions (LxWxH) | 21.5 x 53.9 x 42.3 cm (with stand) |
| Weight | 3.39 kg (with stand) |
| Power Input | 240 Volts |
| VESA Mount | Supported |
8. Warranty and Support
8.1 Warranty Information
Your Acer RS242Y monitor comes with a limited warranty. Please refer to the warranty card included in your package or visit the official Acer website for detailed terms and conditions regarding warranty coverage, duration, and service procedures.
8.2 Customer Support
For technical assistance, troubleshooting beyond this manual, or warranty claims, please contact Acer customer support. You can find contact information on the official Acer website or in your product documentation.
Website: www.acer.com/support