1. Introduction
This manual provides essential information for the safe and efficient use of your iiyama ProLite XUB2490HSUC-B1 23.8-inch Full HD IPS monitor. Please read it thoroughly before operating the device and retain it for future reference.
The iiyama ProLite XUB2490HSUC-B1 is a 23.8-inch IPS non-glare LCD display designed for office and telework environments. It features a built-in microphone and WEB camera, a multi-functional stand for ergonomic adjustments, and eye-care technologies such as Blue Light Reducer and Flicker-Free LED backlighting. It supports DisplayPort, HDMI, and D-sub inputs, with all necessary cables included for immediate use.

Image 1.1: Front view of the iiyama ProLite XUB2490HSUC-B1 monitor, highlighting its 23.8-inch IPS display and integrated webcam.
2. Safety Precautions
- Ensure the monitor is placed on a stable, level surface to prevent accidental falls.
- Do not block ventilation openings. Allow adequate space around the monitor for proper airflow.
- Avoid exposing the monitor to water, moisture, or extreme temperatures.
- Use only the power cord and adapters supplied with the monitor.
- Disconnect the power plug from the outlet during lightning storms or when unused for extended periods.
- Do not attempt to repair the monitor yourself. Refer all servicing to qualified service personnel.
3. Package Contents
Verify that all items are present in the package:
- iiyama ProLite XUB2490HSUC-B1 Monitor
- WEB Camera (integrated or separate, depending on model variant)
- Stand Base (with screws)
- DisplayPort Cable (1.8m)
- HDMI Cable (1.8m)
- D-Sub Cable (1.8m)
- USB Cable (1.8m)
- Audio Cable (1.8m)
- Power Cord (1.8m)
- Safety & Quick Start Guide
- Warranty Card

Image 3.1: All cables included with the monitor, ensuring immediate connectivity.
4. Setup
4.1 Assembling the Stand
- Carefully remove the monitor and stand components from the packaging.
- Attach the stand base to the stand column using the provided screws.
- Securely attach the assembled stand to the back of the monitor until it clicks into place or is fastened with screws, as per the quick start guide.
4.2 Connecting the Monitor
The monitor supports DisplayPort, HDMI, and D-Sub inputs. Choose the appropriate cable for your computer.
- Ensure both the monitor and your computer are powered off.
- Connect one end of the chosen video cable (DisplayPort, HDMI, or D-Sub) to the corresponding port on the monitor.
- Connect the other end of the video cable to your computer's video output port.
- Connect the USB cable from the monitor's upstream USB port to an available USB port on your computer to enable the built-in webcam and USB hub functionality.
- If using the audio input, connect the audio cable from your computer's audio output to the monitor's audio input port.
- Connect the power cord to the monitor and then to a power outlet.
- Power on your computer, then power on the monitor.

Image 4.1: Rear view of the monitor displaying the various input ports including DisplayPort, HDMI, D-Sub, and USB ports.
5. Operating the Monitor
5.1 Power On/Off
Press the power button located on the front/bottom bezel of the monitor to turn it on or off.
5.2 Input Selection
Use the input selection button (often labeled 'Input' or with an arrow icon) to cycle through available input sources (DisplayPort, HDMI, D-Sub).

Image 5.1: Close-up of the monitor's control buttons, including input selection, eco mode, and volume.
5.3 On-Screen Display (OSD) Menu
Press the 'MENU' button to access the OSD menu. Use the navigation buttons to adjust settings such as brightness, contrast, color temperature, and other display parameters.
5.4 Ergonomic Adjustments
The multi-functional stand allows for various adjustments to optimize your viewing experience:
- Height Adjustment: Adjust the monitor height by up to 130mm.
- Tilt: Tilt the screen upwards by 20° or downwards by 4°.
- Swivel: Rotate the screen horizontally up to 45° left or right.
- Pivot: Rotate the screen 90° for portrait mode viewing.

Image 5.2: Illustrations of the monitor's multi-functional stand adjustments, including height, tilt, swivel, and pivot capabilities.
5.5 Built-in Webcam and Microphone
The integrated webcam and microphone are ideal for video conferencing and live streaming. Ensure the USB cable is connected to your computer for these features to function. The webcam supports up to 1080p/30fps resolution with autofocus and a 75° viewing angle.

Image 5.3: The monitor in use for a video conference, demonstrating the functionality of the built-in webcam and microphone.
5.6 Eye Care Features
- Blue Light Reducer: This function reduces the emission of blue light, which can contribute to eye strain. Activate it through the OSD menu.
- Flicker-Free LED: The monitor uses a flicker-free LED backlight to minimize screen flickering, providing a more comfortable viewing experience.

Image 5.4: Visual representation of the Blue Light Reducer and Flicker-Free LED technologies for enhanced eye comfort.

Image 5.5: i-Style Color modes, offering optimized color settings for various content types like standard, movie, game, internet, text, and sports.
6. Maintenance
6.1 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 benzene, thinner, or any volatile solvents, as they may damage the monitor's surface.
6.2 General Care
- Keep the monitor away from direct sunlight and heat sources.
- Do not place heavy objects on the monitor or its cables.
- Ensure proper ventilation to prevent overheating.
7. Troubleshooting
7.1 No Image on Screen
- Check if the power cord is securely connected to both the monitor and the power outlet.
- Ensure the monitor is powered on.
- Verify that the video cable is correctly connected to both the monitor and the computer.
- Select the correct input source using the monitor's input selection button.
- Check if the computer is powered on and not in sleep mode.
7.2 Image is Blurred or Distorted
- Adjust the resolution and refresh rate settings on your computer to match the monitor's native resolution (1920x1080) and recommended refresh rate (60-75Hz).
- Perform an auto-adjustment from the OSD menu if using an analog (D-Sub) connection.
- Check the video cable for any damage or loose connections.
7.3 Webcam or Microphone Not Working
- Ensure the USB cable connecting the monitor to your computer is securely plugged in.
- Check your computer's operating system settings for webcam and microphone privacy and permissions.
- Verify that the correct webcam and microphone devices are selected in your video conferencing software.
8. Specifications
| Feature | Specification |
|---|---|
| Panel Type | IPS Panel / Non-Glare LCD |
| Drive System | a-Si TFT Active Matrix |
| Screen Size | 23.8 inches (60.4 cm) diagonal, 16:9 aspect ratio |
| Max Display Area | Horizontal: 527.0mm, Vertical: 296.5mm |
| Pixel Pitch | Horizontal: 0.2745mm, Vertical: 0.2745mm |
| Viewing Angle | 89° left/right, 89° up/down (standard) |
| Response Time | 4ms (GtoG) with Overdrive +2 setting |
| Brightness | 250 cd/m² (standard) |
| Contrast Ratio | 1,000:1 (standard), 5,000,000:1 (ACR function) |
| Display Colors | Approx. 16.77 million colors |
| Max Resolution | Full HD 1920 x 1080 (2.1 Megapixels) |
| Horizontal Scan Freq. | Digital: 30-80kHz, Analog: 24-80kHz |
| Vertical Scan Freq. | Digital: 56-75Hz, Analog: 56-75Hz |
| Digital Inputs | DisplayPort x 1, HDMI x 1 |
| Analog Input | D-Sub x 1 |
| USB Ports | USB2.0: 1 Upstream (Type B), 1 Downstream (Type A) |
| Headphone Jack | x 1 |
| Speakers | 2W x 2 |
| Stand Adjustments | Height: 130mm, Pivot: 90°, Swivel: 45° left/right, Tilt: 20° up / 4° down |
| Power Consumption | Standard: 16W (Max 29W), Standby: 0.5W (Max, USB devices disconnected) |
| Dimensions (WxHxD) | 540.0 x 405.5~535.5 x 210.0mm (without camera) |
| Weight | 5.1kg (including speakers and stand) |
| VESA Mount | 100mm x 100mm |
| Security | Kensington Lock hole |
| WEB Camera Max Resolution | 1080p/30fps |
| WEB Camera Focus | Autofocus |
| WEB Camera Microphone | Built-in microphone |
| WEB Camera Viewing Angle | 75° |
| WEB Camera Interface | USB2.0 / 3.0 |

Image 8.1: Technical drawing showing the monitor's dimensions and VESA mount compatibility.
9. Warranty and Support
9.1 Manufacturer's Warranty
The iiyama ProLite XUB2490HSUC-B1 monitor comes with a 3-year manufacturer's warranty, which includes the LCD panel and backlight. By registering your product, you may be eligible to extend the basic warranty period by 2 years, for a total of 5 years. Please refer to the official iiyama website for detailed warranty terms and conditions.
Warranty details can be found at: https://www.mouse-jp.co.jp/store/iiyama/support.aspx#hosho_3
9.2 Customer Support
For any inquiries or assistance, please contact the iiyama Product Inquiry Desk:
- Telephone: 03-6636-4312 (Available 24 hours, 365 days a year)
- FAX: 03-6636-4341

Image 9.1: Overview of iiyama's 24/7 customer support system, including phone, LINE, AI chat, and email options.





