Introduction
This manual provides essential information for setting up, operating, and maintaining your ASUS TUF Gaming VG259Q monitor. The VG259Q is a 24.5-inch Full HD (1920x1080) IPS gaming monitor designed for an immersive gaming experience with a 144Hz refresh rate and 1ms (MPRT) response time. It incorporates ASUS's Extreme Low Motion Blur (ELMB) technology, Adaptive-Sync, Shadow Boost, and Eye Care features for enhanced visual comfort and performance.

Figure 1: Front view of the ASUS TUF Gaming VG259Q Monitor.
Setup
1. Package Contents
Before assembly, please check the package for the following items:
- ASUS TUF Gaming VG259Q Monitor
- Monitor Stand Base
- Monitor Stand Neck
- Power Adapter and Power Cord
- HDMI Cable
- DisplayPort Cable
- Quick Start Guide
- Warranty Card
2. Assembling the Monitor Stand
- Place the monitor panel face down on a soft, clean surface to prevent scratches.
- Attach the stand neck to the back of the monitor panel. Ensure it clicks securely into place.
- Attach the stand base to the stand neck. Tighten the captive screw at the bottom of the base to secure it.

Figure 2: Rear view showing VESA mount, I/O ports, and ergonomic adjustments.
3. Connecting the Monitor
Connect the monitor to your computer using one of the following methods:
- DisplayPort Connection: Connect one end of the DisplayPort cable to the monitor's DisplayPort input and the other end to your computer's DisplayPort output.
- HDMI Connection: Connect one end of the HDMI cable to one of the monitor's HDMI inputs (HDMI x2) and the other end to your computer's HDMI output.
- Audio Connection: If using external speakers or headphones, connect them to the monitor's Earphone Jack. The monitor also has built-in 2W stereo speakers.
- Power Connection: Connect the power adapter to the monitor's power input, then plug the power cord into a power outlet.
After connecting, press the power button on the monitor to turn it on.
Operating the Monitor
1. On-Screen Display (OSD) Menu
The monitor features an exclusive 5-way OSD navigation joystick located on the rear of the monitor for easy access to settings. Press the joystick to open the OSD menu, then navigate up/down/left/right to select and adjust settings.
2. Display Features
- IPS Panel with Wide Viewing Angles: The IPS panel provides a 178° wide-viewing angle, ensuring minimal color shift and distortion from various perspectives.

Figure 3: Illustration of 178° wide viewing angles provided by the IPS panel.
- 144Hz Refresh Rate & 1ms MPRT: Experience smooth visuals and reduced motion blur, crucial for fast-paced gaming.

Figure 4: Visual comparison demonstrating the fluidity of 144Hz refresh rate versus 60Hz.
- Adaptive-Sync (AMD FreeSync & G-SYNC Compatible): This technology synchronizes the monitor's refresh rate with your GPU's frame rate to eliminate screen tearing and minimize stuttering for a fluid gaming experience.

Figure 5: Comparison of screen tearing with FreeSync Off versus smooth visuals with FreeSync On.
- Extreme Low Motion Blur (ELMB): ASUS ELMB technology further reduces motion blur and ghosting, making moving objects appear sharper.
- Shadow Boost: This feature enhances image details in dark areas without overexposing brighter regions, helping to spot hidden enemies in games.

Figure 6: Visual demonstration of Shadow Boost On revealing details in dark areas compared to Shadow Boost Off.
- ASUS Eye Care Technology: Features TÜV Rheinland-certified Flicker-Free technology to reduce screen flicker and a Low Blue Light filter to protect your eyes from harmful blue light emissions, ensuring a comfortable viewing experience during long sessions.

Figure 7: Comparison of a Flicker-Free monitor versus a conventional monitor with visible flicker.
3. Ergonomic Adjustments
The monitor stand offers versatile adjustments to optimize your viewing comfort:
- Height Adjustment: Adjust the monitor's height (0~130mm range).
- Pivot: Rotate the screen 90 degrees (±90°) for portrait mode.
- Swivel: Swivel the monitor left or right (±90°).
- Tilt: Tilt the screen up or down (+33° ~ -5°).
Maintenance
Proper maintenance ensures the longevity and optimal performance of your monitor.
- Cleaning the Screen: Gently wipe the screen with a soft, lint-free cloth. For stubborn marks, lightly dampen the cloth with water or a specialized screen cleaner. Avoid using alcohol-based cleaners or abrasive materials.
- Cleaning the Casing: Use a soft, dry cloth to clean the monitor casing. Do not use strong detergents or solvents.
- Power Off When Not in Use: Turn off the monitor when not in use for extended periods to save energy and prolong its lifespan.
- Ventilation: Ensure the monitor's ventilation openings are not blocked to prevent overheating.
Troubleshooting
If you encounter issues with your monitor, refer to the following common solutions:
| Problem | Possible Solution |
|---|---|
| No image on screen |
|
| Image is blurry or distorted |
|
| Screen tearing or stuttering |
|
| No sound from speakers |
|
Specifications
| Feature | Detail |
|---|---|
| Screen Size | 24.5 Inches |
| Panel Type | IPS |
| Resolution | 1920 x 1080 (Full HD 1080p) |
| Refresh Rate | 144Hz |
| Response Time | 1ms (MPRT) |
| Aspect Ratio | 16:9 |
| Connectivity | 1 x DisplayPort, 2 x HDMI, Earphone Jack |
| Speakers | 2 x 2W Stereo RMS |
| VESA Wall Mounting | 100 x 100 mm |
| Ergonomics | Height Adjustment (0~130mm), Pivot (±90°), Swivel (±90°), Tilt (+33° ~ -5°) |
| Dimensions (WxHxD) | 14.06 x 22.17 x 8.31 inches (with stand) |
| Weight | 15.75 pounds (with stand) |
| Color | Black |
Warranty and Support
For warranty information, please refer to the warranty card included in your product package or visit the official ASUS support website. For technical assistance or further inquiries, please contact ASUS customer support.
ASUS Support Website: https://www.asus.com/support/





