Page 2 - LICENSE; TABLE OF CONTENTS
2 ENGLISH 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 or registered trademarks of HDMI Licensing Administrator, Inc. VESA, VESA logo, DisplayPort compli...
Page 3 - ASSEMBLING AND PREPARING; Supported Drivers and Software
3 ENGLISH ASSEMBLING AND PREPARING CAUTION • Always use genuine LG components to ensure safety and product performance. • The product warranty will not cover damage or injury caused by the use of unauthorized components. • It is recommended to use the supplied components. • If you use generic cables...
Page 4 - Product and Button Description; How to Use the Joystick Button; Moving and Lifting the Monitor
4 ENGLISH 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/up/down with your finger. Basic Functions Power on Press the joystick button once with your finger to turn on the monito...
Page 5 - Installing on a Table
5 ENGLISH Installing on a Table • Lift the monitor and place it on the table in an upright position. Place the monitor at least 100 mm (3.94 inches) away from the wall to ensure sufficient ventilation. : 100 mm (3.94 inches) CAUTION • Unplug the power cord before moving or installing the monitor. Th...
Page 6 - How to fix a clamp
6 ENGLISH How to fix a clamp 1 After positioning the stand on the table, secure it by turning the handle. • For tables without a protrusion - The table should be less than 90 mm (3.5 inches) thick. ≤ 90 mm (3.5 inches) Table How to install on tables with different thickness levels ≤ 40 mm (1.5 inche...
Page 8 - Swivel stand
8 ENGLISH Swivel stand Swivel the monitor left and right within 280 degrees to fit your view.
Page 9 - Leveling the Screen
9 ENGLISH Leveling the Screen If the screen appears crooked to one side after the product has been placed in position, straighten the angle horizontally as follows. Adjusting the Stand Height 1 Make sure to hold and move the monitor with both hands. Max. 130.0 mm (5.1 inches) WARNING • To avoid inju...
Page 10 - Adjusting the Angle; Using the Kensington Lock
10 ENGLISH Adjusting the Angle Adjust the angle of the screen.The angle of the screen can be adjusted forward or backward from -25 ° to 25 ° for a comfortable viewing experience. WARNING • To avoid injury to the fingers when adjusting the screen, do not hold the lower part of the monitor’s frame as ...
Page 11 - Installing the Wall Mount Plate; Installing on the Wall
11 ENGLISH Installing the Wall Mount Plate This monitor meets the specifications for the wall mount plate or other compatible devices. NOTE • The wall mount plate is sold separately. • For more information on installation, refer to the wall mount plate’s installation guide. • Be careful not to apply...
Page 13 - USING THE MONITOR; Connecting to a PC; HDMI Connection; DisplayPort Connection
13 ENGLISH USING THE MONITOR • Illustrations in this manual may differ from the actual product. Press the joystick button, go to Settings Input, and then select the input option. CAUTION • Do not press the screen for a prolonged time. This may cause image distortion. • Do not display a still image o...
Page 14 - Connecting AV Devices; Connecting Peripherals; USB Device connection; Headphones Connection
14 ENGLISH Connecting AV Devices HDMI Connection HDMI transmits digital video and audio signals from your AV device to the monitor. NOTE • Using a DVI to HDMI / DP (DisplayPort) to HDMI cable may cause compatibility issues. • Use a certified cable with the HDMI logo attached. If you do not use a cer...
Page 15 - USER SETTINGS; Activating the Main Menu
15 ENGLISH USER SETTINGS NOTE • Your monitor’s OSD (On Screen Display) may differ slightly from that shown in this manual. Activating the Main Menu 1 Press the joystick button on the bottom of the monitor. 2 Move the joystick up/down and left/right to set the options. 3 Press the joystick button onc...
Page 16 - Main Menu Features; Menu Settings
16 ENGLISH Main Menu Features Power Off Input Settings Picture Mode Exit Main Menu Description Input Sets input mode. Power Off Turns off the monitor. Settings Configures the screen settings. Picture Mode Sets the picture mode. Exit Exits the main menu. Menu Settings 1 To view the OSD menu, press th...
Page 17 - Quick Settings; Input
17 ENGLISH Quick Settings Settings > Quick Settings Description Brightness Adjusts the contrast and brightness of the screen. Contrast Volume Adjusts the volume level. NOTE • You can adjust Mute / Unmute by moving the joystick button to in the Volume menu. Color Temp Custom The user can adjust it...
Page 18 - Picture
18 ENGLISH Picture NOTE • The Picture Mode that can be set depends on the Input signal. Picture Mode on SDR (Non HDR) signal Settings > Picture Description Picture Mode Custom Allows the user to adjust each element. Vivid Heightens contrast, brightness and sharpness to display vivid images. HDR E...
Page 23 - General
23 ENGLISH General Settings > General Description Language Sets the menu screen to the desired language. SMART ENERGY SAVING Conserve energy by using luminance compensation algorithm. High Saves energy using the high-efficiency SMART ENERGY SAVING feature. Low Saves energy using the low-efficienc...
Page 25 - TROUBLESHOOTING
25 ENGLISH 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. Is the power on and the power LED displayin...
Page 27 - PRODUCT SPECIFICATION
27 ENGLISH PRODUCT SPECIFICATION 34WN780 Color Depth 8-bit color is supported. Resolution Max Resolution 3440 x 1440 @ 75 Hz (HDMI)3440 x 1440 @ 75 Hz (DP) Recommended Resolution 3440 x 1440 @ 60 Hz (HDMI)3440 x 1440 @ 60 Hz (DP) Power Sources Power Rating 19 V 3.3 A Power Consumption(Typical) On mo...
Page 32 - Power LED
32 ENGLISH HDMI Timing (Video) Preset Mode Horizontal Frequency (kHz) Vertical Frequency (Hz) 480P 31.5 60 720P 45 60 1080P 67.5 60 2160P 135 60 Power LED Mode LED Color On Mode White (For a few seconds) Sleep Mode (Standby Mode) Off Off Mode Off