Page 1
Monitor OWNER’S MANUAL LED LCD 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. 34WK95U 34BK95U www.lg.com...
TABLE OF CONTENTS LICENSE Each model has different licenses. Visit www.lg.com for more information on the license. LICENSE ............2 The terms HDMI and HDMI High-Definition Multimedia Interface, OPEN SOURCE SOFTWARE NOTICE and the HDMI Logo are trademarks or registered trademarks of INFORMATION ..........
Supported Drivers and Software LG Electronics will also provide open source code to you on CD-ROM for a charge covering the cost of performing such distribution (such as the cost of media, shipping, and handling) upon email request to opensource@lge.com.
Page 4
Product and Button Description 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 shape or size. • Place the monitor in the original box or packing material before attempting to move it. •...
Page 5
Installing on a Table Adjusting the Stand Height • Lift the monitor and place it on the table in an upright position. Place the monitor at least 100 mm (3.9 inches) Place the monitor mounted on the stand base in an upright position. away from the wall to ensure sufficient ventilation.
Page 6
Using the Kensington Lock Installing the Wall Mount Plate The connector for the Kensington security system is located at the bottom of the monitor. This monitor meets the specifications for the wall mount plate or other compatible devices. For more information on installation and usage, refer to the Kensington lock owner’ s manual or visit the website NOTE at http://www.kensington.com.
Page 7
Wall Mount Plate Back of the Monitor NOTE • A non-VESA standard screw may damage the product and cause the monitor to fall. LG Electronics is not liable for any accidents relating to the use of non-standard screws. Wall Mount Plate •...
USING THE MONITOR DisplayPort Connection Transmits digital video and audio signals from your PC to the monitor. • Illustrations in this manual may differ from the actual product. NOTE Press the joystick button, go to Settings Input, and then select the input option. •...
Page 9
Connecting AV Devices CAUTION • Cautions When Using a USB Device HDMI Connection - A USB device with an automatic recognition program installed, or that uses its own driver, may not be recognized. HDMI transmits digital video and audio signals from your AV device to the monitor. - Some USB devices may not be supported or may not work properly.
Page 10
Headphones Connection Case 2: HDMI/DP (DisplayPort) Input Connect peripherals to the monitor via the headphones port. Peripheral devices connected to the USB IN port can be controlled from the PC. [To use USB C-A cable] NOTE To use USB 3.0, connect the USB C-A cable from the monitor to your PC. •...
USER SETTINGS NOTE • Your monitor’ s OSD (On Screen Display) may differ slightly from that shown in this manual. Activating the Main Menu Press the joystick button on the bottom of the monitor. Move the joystick up/down and left/right to set the options. Press the joystick button once more to exit the main menu.
Page 12
Main Menu Features Main Menu Description Input Sets input mode. Power Off Power Off Turns off the monitor. Settings Configures the screen settings. Exit Input Settings Picture Mode Sets the picture mode. Exit Exits the main menu. Picture Mode Menu Settings To view the OSD menu, press the joystick button at the bottom of the monitor and then enter the Settings.
Page 13
Quick Settings Settings > Quick Settings Description Brightness Adjusts the contrast and brightness of the screen. Contrast Auto Brightness Optimizes the brightness automatically for surrounding illuminance. Adjusts the volume. Volume NOTE • You can adjust Mute / Unmute by moving the joystick button to in the Volume menu. Input Settings >...
Page 14
[PBP] Settings > Input Description Displays the screens of two input modes on one monitor. Main Input List Please refer to the table below for possible PBP combinations. Sub Input List Sub Screen (Right) PBP Connection Input List Main Screen (Left) Adjusts the aspect ratio of the screen.
Page 15
Picture NOTE • The Picture Mode that can be set depends on the Input signal. [Picture Mode on SDR (Non-HDR) signal] Settings > Picture Description Custom Allows the user to adjust each element. Vivid Heightens contrast, brightness and sharpness to display vivid images. HDR Effect Optimizes the screen for high dynamic range.
Page 16
[Picture Mode on HDR signal] Settings > Picture Description Custom Allows the user to adjust each element. Vivid Optimized the screen for HDR vivid colors. Standard Optimized the screen for HDR standard. Cinema Optimized the screen for HDR video. Picture Mode NOTE •...
Page 17
Settings > Picture Description Brightness Adjusts the contrast and brightness of the screen. Contrast Auto Brightness Optimizes the brightness automatically for surrounding illuminance. Sharpness Adjusts the sharpness of the screen. High Optimizes the screen for crystal clear images. Best for high-definition video or games. Optimizes the screen for comfortable viewing, with images at the middle level between the low and high Middle modes.
Page 18
Settings > Picture Description Mode 1, The higher the gamma value, the darker the image becomes. Likewise, the lower the gamma value, the lighter Mode 2, the image becomes. Gamma Mode 3 Mode 4 If you do not need to adjust the gamma settings, select Mode 4. Set your own color temperature.
Page 19
General Settings > General Description Language Sets the menu screen to the desired language. Conserve energy by using luminance compensation algorithm. High Saves energy using the high-efficiency SMART ENERGY SAVING feature. Saves energy using the low-efficiency SMART ENERGY SAVING feature. SMART ENERGY SAVING Disables the feature.
Page 20
Settings > General Description If the connected device supports Deep Color, sharper images are provided. 4 K @ 60 Hz Support Format (HDMI ULTRA HD Deep Color : On) Color Depth / Chroma Sampling Resolution Frame rate (Hz) 8 bit 10 bit YCbCr 4:2:0 YCbCr 4:2:2...
Page 21
Settings > General Description OSD Lock This feature disables the configuration and adjustment of menus. Select the USB Upstream cable connection port to use the USB Hub of the monitor. USB Upstream operates via Thunderbolt 3 ( ) port. USB Upstream USB-C USB Upstream operates via USB UP port.
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 cable connection and press the power button. •...
Page 23
Have you installed the display driver? Be sure to install the display driver from the display driver CD (or diskette) that comes with your display. Or, you can also download the driver from our web site: http://www.lg.com. • Make sure to check if the graphics card supports Plug and Play function.
PRODUCT SPECIFICATION Color Depth 8-bit / 10-bit color is supported. Max Resolution 3840 x 2160 @ 60 Hz HDMI Recommended Resolution 3440 x 1440 @ 60 Hz Max Resolution 5120 x 2160 @ 60 Hz Resolution USB-C Recommended Resolution 3440 x 1440 @ 60 Hz Max Resolution 5120 x 2160 @ 60 Hz Thunderbolt...
Page 25
Factory Support Mode (Preset Mode, PC) HDMI Preset Mode Horizontal Frequency (kHz) Vertical Frequency (Hz) Polarity (H/V) Remarks 640 x 480 31.469 59.94 800 x 600 37.879 60.317 1024 x 768 48.363 60.0 1152 x 864 54.347 60.05 1280 x 720 1280 x 800 49.702 59.810...
Page 26
USB-C / Thunderbolt 3 ( ) / DP Preset Mode Horizontal Frequency (kHz) Vertical Frequency (Hz) Polarity (H/V) Remarks 640 x 480 31.469 59.94 800 x 600 37.879 60.317 1024 x 768 48.363 60.0 1152 x 864 54.347 60.05 1280 x 720 1280 x 800 49.702 59.810...
Page 27
HDMI Timing (Video) Preset Mode Horizontal Frequency (kHz) Vertical Frequency (Hz) 480p 31.5 720p 1080p 67.5 2160p...
Page 28
This device can be used in all regions. Read the owner's manual (CD) carefully and keep it at hand. Please note that the Trade Name: LG label attached to the product provides information for technical support. Model: 34WK95U, 34BK95U Responsible Party: LG Electronics Inc. Address: 1000 Sylvan Ave. Englewood Cliffs NJ 07632 U.S.A Model TEL: 201-266-2534...