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LG General Monitor 30~49 inches 34GK950F-B.ACN Product Specification English

Summary

This manual provides comprehensive guidance for setting up and optimally using your LG Gaming Monitor. It details everything from initial setup and physical handling to advanced operations like connecting various peripherals via HDMI or DisplayPort, utilizing wall mounts, and navigating all user settings. Ideal for monitor owners, both casual users and dedicated gamers, this guide ensures proper installation and troubleshooting of your high-performance display.

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Page 1 Text Content

OWNER’S MANUAL

LG Gaming Monitor (LED MONITOR*)

* LG LED Monitor applies LCD screen with LED backlights. Please read this manual carefully before operating your set and retain it for future reference.

34GK950F

www.lg.com

Page Summary Contents For LG General Monitor 30~49 inches 34GK950F-B.ACN Product Specification English

Page 1 OWNER’S MANUAL LG Gaming Monitor (LED MONITOR*) * LG LED Monitor applies LCD screen with LED backlights. Please read this manual carefully before operating your set and retain it for future reference....
Page 2 TABLE OF CONTENTS LICENSE .......................................3 USB Cable connection Connecting Headphones Supported Drivers and Software .........................4 Product and Button Description.....
Page 3 EN LISH LICENSE Each model has different licenses. Visit www.lg.com for more information on the license. The terms HDMI and HDMI High-Definition Multimedia Interface, and the HDMI Logo are trademarks ...
Page 4 ASSEMBLING AND PREPARING Supported Drivers and Software You can download and install the latest version from the LGE website (www. CAUTION lg.com). Always use genuine LG components to ensure safety an...
Page 5 EN LISH Product and Button Description How to Use the Joystick Button You can easily control the functions of the monitor by pressing the joystick button or moving it left/right with your finger. Basi...
Page 6 Moving and Lifting the Monitor When moving or lifting the monitor, follow these instructions to prevent the monitor from being scratched or damaged and to ensure safe transportation, regardless of its...
Page 7 EN LISH If you use the monitor panel without the stand base, its joystick button may Installing on a Table cause the monitor to become unstable and fall, resulting in damage to the 1 Lift the monitor ...
Page 8 2 Connect the power adapter to the monitor and then plug the power cord CAUTION into the wall outlet. Unplug the power cord before moving or installing the monitor. There is risk of electric shock. Ca...
Page 9 EN LISH Adjusting the Stand Height Adjusting the Angle 1 Place the monitor mounted on the stand base in an upright position. 1 Place the monitor mounted on the stand base in an upright position. 2 Han...
Page 10 WARNING NOTE To avoid injury to the fingers when adjusting the screen, do not hold the lower part of the monitor’s frame as illustrated below. Swivel (clockwise 20°) Swivel (counter clockwise 20°) Be ...
Page 11 EN LISH Tidying up Cables Arrange the cables using the cable holder as shown in the illustration. The left or right side of the monitor head can be slightly rotated up or down (up to 3°). Adjust the h...
Page 12 Using the Kensington Lock Installing the Wall Mount Plate The connector for the Kensington security system is located at the bottom of This monitor meets the specifications for the wall mount plate or...
Page 13 EN LISH Installing on the Wall To install the monitor to a wall, attach a wall mounting bracket (optional) to the back of the monitor. Install the monitor at least 100 mm away from the wall and leave ...
Page 14 Use the wall mounting bracket and screws that conform to VESA standards. Damage caused by the use or misuse of inappropriate components will not be Use the screws specified by VESA standards. covered ...
Page 15 EN LISH USING THE MONITOR Connecting to a PC This monitor supports the *Plug and Play feature. The following instructions are based on the 34GK950F model. Illustrations in * Plug and Play: A feature t...
Page 16 Display Port Connection CAUTION Transmits digital video and audio signals from your PC to the monitor. Connect Using a DVI to HDMI / DP (Display Port) to HDMI cable may cause compatibility the monitor...
Page 17 EN LISH Connecting AV Devices Connecting Peripherals HDMI Connection USB Cable connection HDMI transmits digital video and audio signals from your AV device to the The USB port on the product function...
Page 18 Connecting Headphones Connect peripherals to the monitor via the headphones port. Connect as Make sure to install the most recent Windows OS service pack before using illustrated. the product. Periphe...
Page 19 EN LISH USER SETTINGS Button Menu Status Description Main menu disabled Enables the main menu. Exits the main menu. Activating the Main Menu (Holding down the button to turn off the monitor. You can M...
Page 20 Main Menu Features Main Menu Description Power Off Input Sets input mode. Power Off Turns off the monitor. Input Exit Settings Settings Configures the screen settings. Game Mode Sets the game mode for...
Page 21 EN LISH User Settings Menu Settings 1 To view the settings menu, press the joystick button at the bottom of the monitor and then enter the Settings 2 Configure the options by moving the joystick up/do...
Page 22 Settings Description Game Mode Changes the game mode to the one optimized for a given feature. Game Adjust Adjusts the 1ms Motion Blur Reduction,Free Sync,Black Stabilizer,Response Time,Cross Hair and...
Page 23 EN LISH Game Mode on SDR(Non-HDR)signal. Settings > Game Mode Description Gamer 1 In this mode, users can customize elements including game-related options. Gamer 1 and Gamer 2 picture modes allow ...
Page 24 Game Mode on HDR signal. Settings > HDR Game Mode Description Gamer 1 In this mode, users can customize elements including game-related options. Gamer 1 and Gamer 2 picture modes allow you to save ...
Page 25 EN LISH Settings > Game Adjust Description This mode minimizes motion blur in fast-moving videos. To take full advantage of this function, select 3440 x 1440 @ 120Hz/144Hz before enabling 1ms Motio...
Page 26 Provides seamless and natural images by synchronizing the vertical frequency of the input signal with that of the output signal. CAUTION Supported Interface: Display Port,HDMI. Supported Graphic Card ...
Page 27 EN LISH Sets a response time for displayed pictures based on the speed of the screen. For a normal environment, it is recommended that you use Fast For a fast-moving picture, it is recommended that yo...
Page 28 Settings > Picture Adjust Description Brightness Adjusts the brightness of the screen. Contrast Adjusts the contrast of the screen. Sharpness Adjusts the sharpness of the screen. Gamma Mode 1, The ...
Page 29 EN LISH Settings > Input Description Input Selects the input mode. Adjusts the aspect ratio of the screen. Full Wide Displays the video in widescreen, regardless of the video signal input. Original...
Page 30 Settings > General Description Language Sets the menu screen to the desired language. High Saves energy using the high-efficiency SMART ENERGY SAVING feature. SMART ENERGY Low Saves energy using th...
Page 31 EN LISH Buzzer This feature lets you set the sound generated from Buzzer when your monitor powers on. On Enables your monitor's Buzzer. Off Disables your monitor's Buzzer. OSD Lock This feature disabl...
Page 32 TROUBLESHOOTING Nothing is displayed on the screen. Is the monitor's power cord plugged in? Check if the power cord is correctly plugged into the power outlet. Is the power LED on? Check the power cab...
Page 33 EN LISH The screen retains an image. Does image sticking occur even when the Displaying a still image for a prolonged time may cause damage to the screen, resulting in the retention of the image. moni...
Page 34 The display color is abnormal. Does the display appear discolored Set the color to 24 bit (true color) or higher. In Windows, go to Control Panel > Display > Settings > Color Quality. (The (1...
Page 35 EN LISH PRODUCT SPECIFICATION LCD Screen Type TFT (Thin Film Transistor) LCD (Liquid Crystal Display) Screen Color Depth HDMI 10-bit color is supported. DP (Display Port) 10-bit color is supported. Pi...
Page 36 Environmental Conditions Operating Conditions Temperature 0 °C to 40 °C Humidity Less than 80 % Storing Conditions Temperature -20 °C to 60 °C Humidity Less than 85 % Dimensions Monitor Size (Width x ...
Page 37 EN LISH Factory Support Mode (Preset Mode, HDMI/ Display Port PC) Preset Mode Horizontal Frequency (k Hz) Vertical Frequency (Hz) Polarity (H/V) Remarks 3440 x 1440 43.82 29.99 HDMI Only * When HDMI C...
Page 38 HDMI Timing (Video) Factory support mode Vertical Frequency Remarks (Preset Mode) (Hz) 2160p 24/25/30/50/60 HDMI Compatibility Mode: Off EN LISH
Page 39 To obtain the source code under GPL, LGPL, MPL, and other open source licenses, that is The model and serial number of the product are located on the back and on one side of contained in this product,...

Manual Details

Brand LG
Pages 39
File Size 4.54 MB
Published May 29, 2026
80 views

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Frequently Asked Questions

How can I turn the monitor on or off?

Pressing the joystick button once turns it on, and pressing and holding it will power it off.

What should I do when moving or lifting the monitor?

Disconnect all cables, hold the bottom/side frame firmly, keep the screen facing away from you, and do not expose it to shock or excessive vibration.

What is the minimum clearance needed around the monitor for ventilation?

Ensure a gap of at least 100 mm on all sides when installing the unit.

Are there requirements for connecting unauthorized components?

No. Only use genuine LG components, as the warranty will not cover damage from unauthorized parts.