Introduction
This manual provides essential information for the setup, operation, maintenance, and troubleshooting of your LG 34GP950G-B 34-inch UltraGear QHD Nano IPS Curved Gaming Monitor. The monitor features a 3440 x 1440 resolution, 1ms Gray-to-Gray (GtG) response time, 144Hz refresh rate (overclockable to 180Hz), and NVIDIA G-SYNC Ultimate technology for a smooth and immersive visual experience. It also includes VESA DisplayHDR 600, DCI-P3 98% color gamut, and a 3-side virtually borderless design with a tilt and height-adjustable stand.
What's in the Box
Verify that all components are present upon unboxing:
- Monitor and Base
- DisplayPort Cable
- HDMI Cable
- USB 3.0 Upstream Cable
- Mouse Holder
- Power Cord
- Manual and Warranty Documentation
Setup
1. Stand Assembly
Attach the stand base to the stand neck, then secure the assembled stand to the back of the monitor. Ensure all screws are tightened appropriately. The stand allows for tilt and height adjustments to optimize your viewing position.

Image: Front view of the LG 34GP950G-B UltraGear monitor, showcasing its curved screen and adjustable stand.

Image: Side profile of the monitor, illustrating the range of height adjustment provided by the stand.
2. Connecting Cables
Connect the power cord to the monitor and a power outlet. Use the provided DisplayPort or HDMI cable to connect your computer to the monitor. For optimal gaming performance with NVIDIA G-SYNC Ultimate, use the DisplayPort connection. The monitor also features a USB-C port that supports DisplayPort Alt Mode, 15W Power Delivery, and data transfer, allowing for a single-cable connection to compatible laptops.

Image: Rear view of the monitor, highlighting the DisplayPort, HDMI, USB-C, and USB 3.0 ports for connectivity.
3. Cable Management
Utilize the cable management feature on the stand to keep your cables organized and maintain a tidy workspace.
4. VESA Wall Mount (Optional)
The monitor is compatible with VESA 100x100mm wall mounts. If you choose to use a VESA mount, remove the stand and attach the monitor to the VESA-compatible bracket.

Image: Dimensional diagram of the LG 34GP950G-B monitor, including height, width, and depth measurements.
Operating
1. Power On/Off
Press the joystick button located at the bottom center of the monitor to power it on or off.
2. On-Screen Display (OSD) Menu
The OSD menu is controlled via the joystick button. Push the joystick in any direction to navigate through the menu options. The OSD allows you to adjust various settings including picture mode, gaming features, input selection, and general system settings.
3. Key Features and Settings
- NVIDIA G-SYNC Ultimate: Ensures tear-free and stutter-free gaming by synchronizing the monitor's refresh rate with your GPU's frame rate. This feature is active when connected via DisplayPort.
- 1ms (GtG) Response Time: Minimizes motion blur and ghosting for clear, fast-paced action.
- 144Hz Refresh Rate (O.C 180Hz): Provides ultra-smooth visuals and responsiveness. Overclocking to 180Hz can be enabled through the OSD menu.
- VESA DisplayHDR 600: Delivers enhanced contrast and color accuracy for compatible content.
- DCI-P3 98% Color Gamut: Offers a wide range of vibrant and accurate colors.
- Picture-in-Picture (PIP) / Picture-by-Picture (PBP): Display content from two different input sources simultaneously on the screen. These modes can be configured via the OSD.
- KVM Switch: Allows you to control multiple computers connected to the monitor using a single keyboard and mouse. This is particularly useful when using the USB-C port for a laptop and DisplayPort for a desktop.
Video: An official LG Electronics video demonstrating the features of the 34-inch Curved UltraGear Monitor with NVIDIA G-SYNC Ultimate, including its display quality and gaming advantages.
Maintenance
To ensure the longevity and optimal performance of your monitor, follow these maintenance guidelines:
- Cleaning the Screen: Gently wipe the screen with a soft, lint-free cloth. For stubborn smudges, lightly dampen the cloth with water or a specialized screen cleaner. Avoid using harsh chemicals or abrasive materials.
- Cleaning the Casing: Use a soft, dry cloth to clean the monitor's casing.
- Ventilation: Ensure the monitor's ventilation openings are not blocked to prevent overheating.
- Power Off When Not in Use: Turn off the monitor when not in use to conserve energy and extend its lifespan.
Troubleshooting
If you encounter issues with your monitor, refer to the following common troubleshooting steps:
- No Power: Check if the power cord is securely connected to both the monitor and the power outlet. Ensure the power outlet is functioning.
- No Signal: Verify that the video cable (DisplayPort, HDMI, or USB-C) is correctly connected to both the monitor and your computer. Ensure the correct input source is selected in the monitor's OSD menu.
- Flickering Screen: Check the video cable for damage or loose connections. Try a different cable or input port. Ensure your graphics card drivers are up to date.
- Image Quality Issues: Adjust brightness, contrast, and other picture settings in the OSD menu. Ensure the monitor is set to its native resolution (3440x1440).
- G-SYNC Not Working: Confirm that your graphics card is NVIDIA G-SYNC compatible and that G-SYNC is enabled in both your graphics card control panel and the monitor's OSD menu. Ensure you are using a DisplayPort connection.
For more detailed troubleshooting or persistent issues, consult the full manual included with your product or contact LG customer support.
Specifications
| Feature | Specification |
|---|---|
| Standing Screen Display Size | 34 Inches |
| Screen Resolution | 3440x1440 (QHD Ultra Wide 1440p) |
| Max Screen Resolution | G-SYNC Ultimate 180Hz O/C |
| Panel Type | Nano IPS |
| Aspect Ratio | 21:9 |
| Response Time | 1ms (GtG) |
| Refresh Rate | 144Hz (Overclock 180Hz) |
| Adaptive Sync Technology | NVIDIA G-SYNC Ultimate |
| HDR Support | VESA DisplayHDR 600 (56 Block Local Dimming) |
| Color Gamut | DCI-P3 98% |
| Viewing Angle (L/R) (CR>=10) | 178°/178° |
| Brightness (Typ) | 400cd/m² |
| Connectivity | HDMI, DisplayPort, USB-C (DP Alt Mode, 15W PD, Data), USB 3.0 Upstream |
| Adjustments | Tilt, Height Adjustable Stand |
| VESA Compatibility | 100x100mm |
| Item Weight | 20.1 pounds |
| Product Dimensions | 32.1 x 12.3 x 18.5 inches |
Warranty and Support
Your LG 34GP950G-B monitor comes with a manufacturer's warranty. Please refer to the 'Manual and Warranty' document included in your product packaging for complete details regarding warranty coverage, terms, and conditions.
For technical support, service inquiries, or additional assistance, please visit the official LG website or contact LG customer service directly. Contact information can typically be found in your warranty documentation or on the LG support website.