LG 43UD79 (02) PDF MANUAL


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PDF Content Summary: Owner's Manual IPS LED MONITOR (LED MONITOR*) *LG LED Monitors are LCD Monitors with LED Backlighting. Please read the safety information carefully before using the product. IPS LED Monitor (LED Monitor) Model List 43UD79 43UD79T lg.com

2 Contents

CONTENTS E N E 3 LICENSE G N L G I S H 4 ASSEMBLING AND PREPARING 4 Product Components 5 Supported Drivers and Software 6 Component and Button Description 6 - How to Use the Joystick Button 7 - How to Use the Joystick Button 8 Input Connector 10 Moving and Lifting the Monitor 11 Installing the Monitor 11 - Assembling the stand base 12 - Assembling the stand base 13 - Using the cable holder 14 - Installing onto a table 15 - Adjusting the angle 15 - Using the Kensington lock 16 - Installing the wall mount plate 16 - Installing to a wall 18 REMOTE CONTROL 19 USING THE MONITOR 19 Connecting to a PC 19 - HDMI connection 19 - DisplayPort connection 20 - USB-C connection 20 Connecting to AV Devices 20 - HDMI connection 21 Connecting Peripherals 21 - USB Cable connection - PC 22 Connecting to External Devices 22 - Connecting Headphones 23 USER SETTINGS 23 Activating the Main Menu 23 - Main Menu Features 24 User Settings 24 - Menu Settings 29 TROUBLESHOOTING 31 SPECIFICATIONS 31 43UD79 32 43UD79T 33 Factory Support Mode (Preset Mode, PC) 33 HDMI 34 DisplayPort / USB-C 35 HDMI Timing (Video) 35 Power LED 36 EXTERNAL CONTROL DEVICE SETUP 36 - Communication Parameters 36 - Transmission 36 - OK Acknowledgement 36 - Error Acknowledgement 37 - Command Reference List

3 LICENSE LICENSE E N E G Each model has different licenses. Visit lg.com for more information on the license. N L G I S H The terms HDMI and HDMI High-Definition Multimedia Interface, and the HDMI logo are trademarks or registered trademarks of HDMI Licensing LLC in the United States and other countries. VESA, VESA logo, DisplayPort compliance logo and DisplayPort compliance logo for dual-mode source devices are all registered trademarks of the Video Electronics Stan dards Association. The SuperSpeed USB Trident logo is a registered trademark of USB Implementers Forum, Inc. The following content is only applied to the monitor which is sold in Europe market and which needs to meet the ErP Directive: * This monitor is set to be turned off automatically in 4 hours after you turned on display if there is no adjustment to display. * To make this setting be disabled, change the option to ‘Off’ in OSD menu of “Automatic Standby”. 4 ASSEMBLING AND PREPARING ASSEMBLING AND PREPARING E Product Components N E G N L G I S Please check whether all the components are included in the box before using the product. If there are missing com H ponents, contact the retail store where you purchased the product. Note that the product and components may look different from those shown here.

CD(Owner's Manual) / Power Cord Remote control, RS-232C Gender

( Depending on the country ) ( This gender is not included in all

Card HDMI Cable ( This cable is not included in all countries. ) DisplayPort Cable ( This cable is not included in all countries. ) Batteries (AAA) USB C-C cable ( This cable is not included in all countries. ) countries. ) USB C-A Gender ( This gender is not included in all countries. )

Stand Body Stand Base Cable Holder Back Door 4 Screws

Stand Base 4 Screws Cable Holder

5 ASSEMBLING AND PREPARING CAUTION E ⮹ Always use genuine components to ensure safety and product performance. N E G ⮹ The product warranty will not cover damage or injury caused by the use of counterfeit components. N L G I ⮹ It is recommend that use the supplied components. S H ⮹ If you use generic cables not certified by LG, the screen may not display or there may be image noises. NOTE ⮹ Note that the components may look different from those shown here. ⮹ Without prior notice, all information and specifications in this manual are subject to change to improve the performance of the product. ⮹ To purchase optional accessories, visit an electronics store or online shopping site or contact the retail store where you purchased the product. Supported Drivers and Software Check the drivers and software supported by your product and refer to the manuals on the CD enclosed in the product package. Drivers and Software Installation Priority 43UD79,43UD79T Monitor Driver Recommended O On Screen Control Recommended O Dual Controller Optional O ⮹ Required and Recommended: You can download and install the latest version from the enclosed CD or from the LGE website ( lg.com). ⮹ Optional: You can download and install the latest version from the LGE website ( lg.com). 6 ASSEMBLING AND PREPARING Component and Button Description E 43UD79 N E G N L G I S H ⮹ IR Receiver Joystick Button Power LED ⮹ On: power is on

How to Use the Joystick Button ⮹ Off: power is off

You can easily control the functions of the monitor by pressing the joystick button or moving it left/right with your finger. Basic Functions Power on Press the joystick button once with your finger to turn on the monitor. Power off Press and hold the joystick button once with your finger to turn off the monitor. ◄/► Volume Control You can control the volume by moving the joystick button left/right. NOTE ⮹ The joystick button is located at the bottom of the monitor.

43UD79T How to Use the Joystick Button 7 ASSEMBLING AND PREPARING ⮹ IR Receiver Joystick Button Power LED ⮹ On: power is on ⮹ Off: power is off E NE GN L G I SH

You can easily control the functions of the monitor by pressing the joystick button or moving it left/right with your finger. Basic Functions Power on Press the joystick button once with your finger to turn on the monitor. Power off Press and hold the joystick button once with your finger to turn off the monitor. ◄/► Volume Control You can control the volume by moving the joystick button left/right. NOTE ⮹ The joystick button is located at the bottom of the monitor. 8 ASSEMBLING AND PREPARING

E NE GN L G I SH Input Connector 43UD79

9 ASSEMBLING AND PREPARING 43UD79T E N E G N L G I S H

10 ASSEMBLING AND PREPARING

Moving and Lifting the Monitor E When moving or lifting the monitor, follow these in N E structions to prevent the monitor from being scratched G N L G I or damaged and to ensure safe transportation regard S H less of its shape or size. ⮹ It is advisable to place the monitor in the original box or packing material before attempting to move it. ⮹ Before moving or lifting the monitor, disconnect the power cord and all cables. ⮹ Hold the top and bottom of the monitor frame firmly. Do not hold the screen itself. ⮹ When holding the monitor, the screen should face away from you to prevent it being scratched. ⮹ When moving the monitor, avoid any strong shock or vibrations to the product. ⮹ When moving the monitor, keep it upright, never turn the monitor on its side or tilt it sideways. CAUTION ⮹ As far as possible, avoid touching the monitor screen. This may result in damage to the screen or some of the pixels used to create images. Or ⮹ If you use the monitor panel without the stand base, its joystick button may cause the monitor to become unstable and fall, resulting in damage to the monitor or human injury. In addition, this may cause the joystick button to malfunction.

11 ASSEMBLING AND PREPARING Installing the Monitor E

Assembling the stand base 43UD79 1 Please put a soft cloth on a low table or box to protect the screen of the monitor. 2 Please put the monitor on the soft cloth with the screen facing down. 3 1 Assemble the 2 Head and Stand body. 1 2 Assemble the Stand body and Stand base . Turn the screw clockwise to secure the stand base. 4 Assemble the Head and Back door. N E G N L G I S H CAUTION ⮹ To avoid injury to the fingers and foot when Assembly Stand Body and Base, should hold Base when assem-bly stand body and base. ⮹ Do not apply foreign substances (oils, lubricants, etc.) to the screw parts when assembling the product. (Doing so may damage the product.)

12 ASSEMBLING AND PREPARING

Assembling the stand base 43UD79T E N E G N 1 Please put a soft cloth on a low table or box to L G I S protect the screen of the monitor. H 2 Please put the monitor on the soft cloth with the screen facing down. 3 Assemble the Stand base and Head. Turn the screw clockwise to secure the stand base. CAUTION ⮹ To avoid injury to the fingers and foot when Assembly Stand Body and Base, should hold Base when assem-bly stand body and base. ⮹ Do not apply foreign substances (oils, lubricants, etc.) to the screw parts when assembling the product. (Doing so may damage the product.)

13 ASSEMBLING AND PREPARING Using the cable holder CAUTION E

⮹ Illustrations in this document represent typical procedures, so they may look different from the actual product. ⮹ Do not carry the monitor upside down by just holding the stand base. This may cause the monitor to fall off the stand and could result in personal injury. ⮹ When lifting or moving the monitor, do not touch the monitor screen. The force applied to the monitor screen may cause damage to it. ⮹ Do not apply foreign substances (oils, lubricants, etc.) to the screw parts when assembling the product. (Doing so may damage the product.) ⮹ Applying excessive force when tightening screws may cause damage to the monitor. Damage caused in this way will not be covered by the product warranty. NOTE ⮹ You can disassemble the stand in the reverse order of the assembly. Arrange the cables using the cable holder as shown in N E the illustration. G N L G I S H 43UD79 43UD79T Cable Holder

14 ASSEMBLING AND PREPARING

Installing onto a table E 1 Lift the monitor and place it on the table in an up N E G N right position. L G I S Place at least 100 mm away from the wall to ensure H sufficient ventilation. 100 mm 2 Connect the Power cord to the monitor, then plug the power cord into the wall outlet.

100 mm Or Or 100 mm 100 mm

100 mm 100 mm 100 mm 100 mm 3 Press the joystick button on the bottom of the monitor to turn on the monitor. CAUTION ⮹ Unplug the power cord prior to moving or install ing the monitor. There is risk of electric shock. Cautions When Connecting Power Cord 100-240 V~ ⮹ Make sure to use the power cord that is pro vided in the product package and connect it to a grounded power outlet. ⮹ If you need another power cord, please contact your local dealer or the nearest retail store.

15 ASSEMBLING AND PREPARING Or Adjusting the angle E 1 Place the monitor in an upright position, mounted N E G N on the stand base. L G I S H 2 Adjust the angle of the screen. The angle of the screen can be adjusted forwards or backwards for a comfortable viewing experience. 43UD79

Rear Side Front Side WARNING ⮹ To avoid injury to the fingers when adjusting the screen, do not hold the lower part of the moni tor's frame as illustrated below. 43UD79 ⮹ Be careful not to touch or press the screen area when adjusting the angle of the monitor. Using the Kensington lock The Kensington security system connector is located at the back of the Monitor set. For more information on installation and usage, refer to the Kensington lock user manual or visit the website at kensington.com. Connect the Kensington security system cable between the Monitor set and a table. Or NOTE ⮹ Use of the Kensington lock is optional. The accessories can be purchased at your local electronics store.

16 ASSEMBLING AND PREPARING

Installing the wall mount plate This monitor supports the specification of the standard E N E wall mount plate or compatible device. G N L 1 Place the screen face down. To protect the screen G I S H from scratches, cover the surface with a soft cloth. 2 Place the wall mount plate onto the monitor and align it with the screw holes. 3 Tighten the four screws to fix the plate to the moni tor using a screwdriver. NOTE Installing to a wall Install the monitor at least 100 mm away from the wall and leave about 100 mm of space at each side of the monitor to ensure sufficient ventilation. Detailed instal lation instructions can be obtained from your local retail store. Please refer to the manual to install and set up a tilting wall mounting bracket. 100 mm

⮹ 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 use excessive force when mounting the wall mount plate, as this can dam 100 mm 100 mm 100 mm

age the monitor's screen. To install the monitor to a wall, attach a wall mounting bracket (optional) to the back of the monitor. Make sure that the wall mounting bracket is securely fixed to the monitor and to the wall. 1 If you use screw longer than standard, the monitor might be damaged internally. 2 If you use improper screw, the product might be dam aged and drop from mounted position. In this case, LG Electronics is not responsible for it. Wall Mount (A x B) 200 x 200 Standard screw M6 Number of screws 4

Wall Mount Plate (Optional) LSW240B

17 ASSEMBLING AND PREPARING NOTE ⮹ Wall Mount (A x B)

A B CAUTION ⮹ Use the screws specified by the VESA standard. E N E ⮹ The wall mount kit includes the installation guide G N L G and all necessary parts. I S H ⮹ The wall mounting bracket is optional. The acces sories can be purchased at your local retail store. ⮹ The length of the screw may differ for each wall mounting bracket. Ensure the correct length screw is used. ⮹ For more information, please refer to the user manual for the wall mounting bracket.

⮹ Unplug the power cord before moving or installing the monitor to avoid electric shocks. ⮹ Installing the monitor on the ceiling or on a slanted wall may result in the monitor falling off, which could lead to injury. Please use the genuine LG wall mounting bracket. For more information, contact your local retail store or a qualified installer. ⮹ Applying excessive force when fastening screws may cause damage to the monitor. Damage caused in this way will not be covered by the product war ranty. ⮹ Use the wall mounting bracket and screws that conform to the VESA standard. Damage caused by the use or misuse of inappropriate components will not be covered by the product warranty.

18 REMOTE CONTROL

REMOTE CONTROL E N E G N The descriptions in this manual are based on the buttons on the remote control. Please read this manual carefully to L G I S use the monitor correctly. H To install batteries, open the battery cover, place batteries (1.5 V AAA) matching and terminals to the labels inside the compartment, and close the battery cover. To remove the batteries, perform the installation actions in reverse. The illustrations may differ from the actual accessories. CAUTION ⮹ Do not mix old and new batteries, as this may damage the remote control. ⮹ Be sure to point the remote control toward the remote control sensor on the monitor. ⮹ The GAME MODE and PICTURE MODE are disabled when PBP/PIP on (POWER) Turns the monitor on or off. INPUT Selects the input mode. Volume Up/Down Button Adjusts the volume. MUTE Mutes all sounds. BRIGHTNESS Adjust the brightness by pressing the Up and Down buttons on the remote control. MENU Configures the screen setting / / / Configures the options by moving the up/down/left/right button EXIT Exits the main menu OK Selects menus or options and confirms your input. GAME MODE Enters the Game features. PICTURE MODE Selects the picture mode PBP/PIP Change PBP/PIP mode FULL SCREEN Converts the sub screen in PBP/PIP mode to wide screen. AUDIO SELECT Change the audio output in PBP/PIP mode

USING THE MONITOR USING THE MONITOR DisplayPort connection 19

Connecting to a PC ⮹ This monitor supports the *Plug and Play feature. *Plug and Play: A feature that allows you to add a device to your computer without having to reconfigure anything or install any manual drivers. HDMI connection Transmits the digital video and audio signals from your PC and A/V devices to the monitor. Connect your PC and AV device to the monitor with the HDMI cable as illustrated below. Press the menu button and then select the input option from the input menu. NOTE ⮹ If you use HDMI PC, it can cause compatibility problem. ⮹ Use a certified cable with the HDMI logo attached. If you do not use a certified HDMI cable, the screen may not display or a connection error may occur. ⮹ Recommended HDMI cable types - High-Speed HDMI®/TM Cable - High-Speed HDMI®/TM Cable with Ethernet - HDMI 1/2 only support 4K@30Hz - HDMI 3/4 can support 4K@60Hz Transmits the digital video and audio signals from your E N E PC to the monitor. Connect your PC to the monitor us G N L ing the DisplayPort cable as illustrated below. G I S H Press the menu button and then select the input option from the input menu. NOTE ⮹ There may be no video or audio output depending on the DP version of the PC. ⮹ If you use generic cables not certified by LG, the screen may not display or there may be image noises.

20 USING THE MONITOR

USB-C connection Transmits digital video and audio signals from your PC E N E to the monitor. G N L G Connect the monitor to your PC using the USB C-C I S H cable as shown in the illustration below. Press the menu button and then select the input option from the input menu. (USB C-C cable) NOTE ⮹ PD(Power Delivery) and DP Alternate Mode(DP over USB-C) are supported via USB-C Port. ⮹ Features may not work properly depending on the connected device’s specifications and the environment. ⮹ USB-C port is not for the Monitor Power source but for a PC power source. Connect Adapter to supply power to the Monitor Connecting to AV Devices HDMI connection Transmits the digital video and audio signals from your PC and A/V devices to the monitor. Connect your PC and AV device to the monitor with the HDMI cable as illustrated below. Press the menu button and then select the input option from the input menu. NOTE ⮹ Use a certified cable with the HDMI logo attached. If you do not use a certified HDMI cable, the screen may not display or a connection error may occur. ⮹ Recommended HDMI cable types

(USB C-C cable + USB C-A Gender) (sold separately) - High-Speed HDMI®/TM Cable - High-Speed HDMI®/TM Cable with Ethernet - HDMI 1/2 only support 4K@30Hz - HDMI 3/4 can support 4K@60Hz Connecting Peripherals USING THE MONITOR ⮹ The items supplied with your product may vary depending on the model. 21

USB Cable connection - PC The USB port on the product functions as a USB hub. Please connect the USB C-C cable to the PC. NOTE ⮹ Make sure to install the most recent Windows OS service pack before using the product. ⮹ Peripheral devices are sold separately. ⮹ A keyboard, mouse, or USB device can be connected to the USB port. ⮹ Quick Charge is available through the USB1 port ⮹ The charging speed may vary depending on the device. (sold separately) CAUTION Cautions When Using a USB Device ⮹ A USB device with an automatic recognition program installed, or that uses its own driver, may not be recognized. ⮹ Some USB devices may not be supported or may not work properly. ⮹ It is recommended to use a USB hub or hard disk drive with power supplied. (If the power supply is not adequate, the USB device may not be recognized properly.) ⮹ If the USB C-C cable is not connected with Host PC, monitor may not support ‘Charge’ . ⮹ Product specifications or contents of this manual E N may be changed without prior notice due to E G N upgrade of product functions. L G I S ⮹ For an optimal connection, HDMI cables and USB H devices should have bezels less than 10 mm thick and 18 mm width. ⮹ Use an extension cable that supports USB2.0 or 3.0 if the USB cable or USB memory stick does not fit into Your Monitor USB port. 10 mm 18 mm ⮹ Use a certified cable with the HDMI logo attached. If you do not use a certified HDMI cable, the screen may not display or a connection error may occur. ⮹ Recommended HDMI cable types - High-Speed HDMI®/™ cable - High-Speed HDMI®/™ cable with Ethernet

22 USING THE MONITOR

Connecting to External Devices E Connecting Headphones N E G N L G I S Connect peripherals to the monitor via the headphones H port. Connect as illustrated. (sold separately) NOTE ⮹ Peripheral devices are sold separately. ⮹ If you use angled earphones, it may cause a prob lem with connecting another external device to the monitor. Therefore, it is recommended to use straight earphones. Angled Straight ⮹ Depending on the audio settings of the PC and external device, headphones and speaker functions may be limited. 23 User Settings USER SETTINGS E N E Activating the Main Menu G N L G I S H 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 once more to exit the main menu. Joystick Button Button Menu Status Description Main menu disabled Enables the main menu. Exits the main menu.

Main menu enabled (Holding down the button to turn off the monitor. You can turn off the monitor this way at any time, including when the OSD is on.)

◄Main menu disabled Adjusts the monitor volume level. Main menu enabled Enters the Input feature. ►Main menu disabled Adjusts the monitor volume level. Main menu enabled Enters the Menu features. ▲Main menu disabled Displays information on the current input. Main menu enabled Turns off the monitor. Main menu disabled Displays information on the current input. ▼ Main menu enabled Enters the Game features. Main Menu Features Main Menu Description Power Off

Power Off Input Exit Menu Input Exit Menu Power Off Game Mode Game Mode Input Exit Menu Power Off Game Mode Menu Configures the screen settings. Game Mode You can change Picture Mode to a gaming mode. Input Sets input mode. Power Off Turns off the monitor. Exit Exits the main menu.

Input Exit Menu Game Mode

24 User Settings

User Settings E Menu Settings N E G N L G I 1 To view the OSD menu, press the joystick button at the bottom of the monitor and then enter the Menu. S H 2 Configure the options by moving the joystick up/down/left/right. 3 To return to the upper menu or set other menu items, move the joystick to◄ or pressing ( / Ok) it. 4 If you want to exit the OSD menu, move the joystick to ◄ until you exit. ⮹ When you enter the menu, instructions on how to use the button will appear in the bottom right corner of the screen. Quick Settings Input Picture General CAUTION ⮹ Your monitor’s OSD (On Screen Display) may differ slightly from that shown in this manual. Each option is described below. Menu > Quick Settings Description Brightness Adjusts the color 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. [PBP/PIP OFF] Menu > Input Description Input List Selects the input mode. Aspect Ratio Adjusts the aspect ratio of the screen. Full Wide Displays the video in wide-screen, regardless of the video signal input. Original Displays video according to the aspect ratio of the video signal input. 1:1 The aspect ratio is not adjusted from the original. NOTE ⮹ The display may look the same for Full Wide , Original, and 1:1 options at the recommended resolu tion (3840 x 2160). Underscan Reduce the display area PBP/PIP You can select the various PBP or PIP combination. 25 User Settings [PBP/PIP ON] Menu > Input Description Input List Displays the screens of main input and sub input E N Aspect Ratio Adjusts the aspect ratio of the screen. E G N L Main input Full Wide Displays the video to fit the PBP/PIP screen, regardless of the video signal G I S input. H Original Displays the video in the aspect ratio of the video signal input on the PBP/PIP screen. Sub input Full Wide Displays the video to fit the PBP/PIP screen, regardless of the video signal input. Original Displays the video in the aspect ratio of the video signal input on the PBP/PIP screen. Underscan Reduce the display area PBP/PIP You can select the various PBP or PIP combination PIP Size Sets the size of the PIP Sub window. ( Small/Medium/Large ) Transparency Sets the opacity of PIP Sound Out Select the audio output in PBP/PIP mode NOTE ⮹ If not using the PBP/PIP feature, PIP Size, Transparency and Sound Out are deactivated. Each option is described below. Menu > Picture Description Picture Mode Custom Allows the user to adjust each element. The color mode of the main menu can be adjusted. Reader Optimizes the screen for viewing documents. You can brighten the screen in the OSD menu. Photo Optimizes the screen for photos. Cinema Optimizes the screen for video.(This mode raises vividness when use the Set-top Box.) Dark Room 1 This mode adjusts the brightness to the optimal level for working in a dark environment. Dark Room 2 This mode sets the brightness to a lower level than Dark Room 1. Color Weakness This mode is for users who cannot distinguish between red and green. It enables users with color weakness to easily distinguish between the two colors. FPS Game 1 This mode is optimized for FPS games. FPS Game 2 It has a higher Black Stabilizer value than FPS Game 1. It is suitable for very dark FPS games. RTS Game This mode is optimized for RTS Game. Custom (Game) In this mode, users can customize various elements including game-related options. NOTE ⮹ If the picture mode is changed in the DP (DisplayPort) input, the screen may flicker or the resolution of your PC screen may be affected.

26 User Settings

Picture Adjust Brightness Adjusts the brightness of the screen. Contrast Adjusts the contrast of the screen. E Sharpness Adjusts the sharpness of the screen. N E G N

L G I SH SUPER RESOLUTION+ High Optimized picture quality is displayed when a user wants crystal clear images. It is effective for high quality video or game. Middle The optimized picture quality is displayed when a user wants images between low and high modes for comfortable viewing. It is effective for UCC or SD video. Low The optimized picture quality is displayed when a user wants smooth and natural images. It is effective for slow-moving pictures or still images. Off Select this option for everyday viewing. SUPER RESOLUTION+ is turned off in this mode. NOTE ⮹ Because this is a function to increase the sharpness of low resolution pictures, it is not recommended to use the function for normal text or for desktop icons. Doing so may result in unnecessarily high sharpness.

Black Level Sets the offset level (for HDMI only). ⮹ Offset: as a reference for a video signal, this is the darkest color the monitor can display. High Keeps the current contrast ratio of the screen. Low Lowers the black levels and raises the white levels from the current contrast ratio of the screen.

HDMI ULTRA HD Deep Color Provides sharper images when connected to a device supporting ULTRA HD Deep Color. 4K@60 Hz Support Format1)

Resolution Frame rate (Hz) 3840 x 2160 59.94 60.00 Color Depth / Chroma Sampling 8 bit 10 bit YCbCr 4:2:0 YCbCr 4:4:4 - RGB 4:4:4 -

1) Supported when HDMI ULTRA HD Deep Color is set to On. NOTE ⮹ If the connected device does not support ULTRA HD Deep Color, the feature may not work properly. ⮹ If a problem occurs, set the HDMI ULTRA HD Deep Color option to Off. DFC On Adjusts the brightness automatically according to the screen. Off Disables the DFC feature. Game Adjust Response Time Sets a response time for displayed pictures based on the speed of the screen. For a normal environment, it is recommended that you use Normal. For a fast-moving picture, it is recommended that you use Fast. Setting to Fast may cause image sticking. Fast Sets the response time to Fast. Normal Sets the response time to Normal. Slow Sets the response time to Slow. Off Does not use the response time improvement feature. Black Stabilizer You can control the black contrast to have better visibility in dark scenes. Increasing the Black Stabilizer value brightens the low gray level area on the screen. (You can easily distinguish objects on dark game screens.) Reducing the Black Stabilizer value darkens the low gray level area and increases the dynam ic contrast on the screen.

User Settings 27

Color Adjust Gamma Mode 1, Mode 2, Mode 3 The higher the gamma value, the darker the image becomes. Likewise, the lower the gamma value, the lighter the image becomes. E

Mode 4 If you do not need to adjust the gamma settings, select Mode 4. N E G Color Temp Custom The user can adjust it to red, green, or blue by customization. N L G I Warm Sets the screen color to a reddish tone. S H Medium Sets the screen color between a red and blue tone. Cool Sets the screen color to a bluish tone. Red You can customize the picture color using Red, Green, and Blue colors. Green Blue Six Color Meets the user requirements for colors through adjusting the color and saturation of the six colors(Red_Hue, Red_Saturation, Green_Hue, Green_Saturation, Blue_Hue, Blue_Satu ration, Cyan_Hue, Cyan_Saturation, Magenta_Hue, Magenta_Saturation, Yellow_Hue, Yellow_Saturation) and saving the settings. Hue Adjusts the tone of the screen colors. Saturation Adjusts the saturation of the screen colors. The lower the value, the less saturated and brighter the colors become. The higher the value, the more saturated and darker the colors become. Picture Reset Do you want to reset your settings? Yes Returns to the default settings. No Cancel the select.

28 User Settings

Menu > General Description Language Sets the menu screen to the desired language. E Sound Optimizer Allows optimized sound for individual Monitor installation. N E G N Stand Type Optimized sound for a stand-mounted Monitor. L G I S Wall Mount Type Optimized sound for a wall-mounted Monitor. H

SMART ENERGY SAVING High Saves energy using the high-efficiency SMART ENERGY SAVING feature. Low Saves energy using the low-efficiency SMART ENERGY SAVING feature. Off Disables the SMART ENERGY SAVING feature.

Set ID You can choose the Set ID 01~Set ID 10 Power LED Turns the power LED on the bottom of the monitor on or off. On The power LED turns on automatically. Off The power LED turns off. Automatic Standby Feature that automatically turns off the monitor when there is no movement on the screen for a period of time. You can set a timer for the auto-off function. (Off, 4 H, 6 H, and 8 H) DisplayPort 1.2 Enables or disables DisplayPort 1.2. NOTE ⮹ Be sure to configure this option according to the DisplayPort version supported by your graphics card. Set this option to Disable if your graphics card does not support DisplayPort 1.2. 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. Quick Charge Quick Charge is a feature that rapidly charges the device connected to the USB 1 port. On Enables Quick Charge. Off Disables Quick Charge. OSD Lock This feature disables the configuration and adjustment of menus. On Enables OSD Lock. Off Disables OSD Lock. NOTE ⮹ All features are disabled except Brightness, Contrast, Volume, Input, OSD Lock in General and the Exit button. OSD Size User can select OSD Size to Large or Small. Reset Do you want to reset your settings? Yes Returns to the default settings. No Cancel the select. NOTE ⮹ Saving Data depends on the Panel. So, these values may be different from each panel and/or panel vendor. If the SMART EN ERGY SAVING option is High or Low, monitor luminance become higher or lower depending on the source. 29 TROUBLESHOOTING TROUBLESHOOTING E N E G N Nothing is displayed on the screen. L G I S Is the monitor's power cord plugged in? ⮹ Check if the power cord is correctly plugged into the power outlet. H Is the power LED on? ⮹ Check the power cable connection and press the power button. displaying white? ⮹ Check that the connected input is enabled (Menu > Input > Input list). Is the power on and the power LED displayed? ⮹ This occurs when signals transferred from the PC (graphics card) are out Is the OUT OF RANGE message being of the horizontal or vertical frequency range of the monitor. Please see the Product Specification section of this manual to set the appropriate frequency. displayed? ⮹ This is displayed when the signal cable between the PC and the monitor is Is the No Signal message being missing or disconnected. Check the cable and reconnect it. The OSD lock message is being displayed. you press the Menu button? ⮹ The OSD is locked. Go to Menu > General and set OSD Lock to Off. Are some functions not available when The screen retains an image. the monitor is turned off? ⮹ Displaying a still image for a prolonged time may cause damage to the Does image sticking occur even when screen, resulting in the retention of the image. ⮹ To extend the lifetime of the monitor, use a screensaver. Screen display is unstable and shaky / Images displayed on the monitor leave shadow trails. resolution? ⮹ If the selected resolution is HDMI 1080i 60/50 Hz (interlaced), the screen Did you select the appropriate may be flickering. Change the resolution to 1080P or the recommended resolution. NOTE ⮹ Vertical frequency In order to display an image, the screen must be refreshed dozens of times per second, like a fluorescent lamp. The number of times the screen is refreshed per second is called vertical frequency, or refresh rate, and is represented by Hz. ⮹ Horizontal frequency The time it takes to display one horizontal line is called the horizontal cycle. If 1 is divided by the horizontal interval, the result is the number of horizontal lines displayed per second. This is called horizontal frequency and is represented by kHz. ⮹ LED can be lighted with Set OSD Menu. Menu – General – Power LED – On

30 E TROUBLESHOOTING NOTE

⮹ Check if the graphics card's resolution or frequency is within the range allowed by the monitor and set it to the N E recommended (optimal) resolution in Control Panel > Display > settings. G N L G ⮹ Not setting the graphics card to the recommended (optimal) resolution may result in blurred text, a dimmed I S H screen, a truncated display area, or misalignment of the display. ⮹ The setting methods may be different depending on the computer or operating system, and some resolutions may not be available depending on the performance of the graphics card. If this is the case, contact the manufacturer of the computer or graphics card for assistance. ⮹ Some graphics cards may not support 3840 x 2160 resolution. If the resolution cannot be displayed, contact the manufacturer of your graphics card. The display color is abnormal. colors)? ⮹ Set the color to 24 bit (true color) or higher. In Windows, go to Control Does the display appear discolored (16 Panel > Display > Settings > Color Quality. or monochrome? ⮹ Check if the signal cable is connected properly. Reconnect the cable or Does the display color appear unstable reinsert the PC's graphics card. Are there spots on the screen? ⮹ When using the monitor, pixilated spots (red, green, blue, white, or black) may appear on the screen. This is normal for an LCD screen. It is not an error, nor is it related to the monitor's performance. Do you see an "Unrecognized monitor, Plug&Play (VESA DDC) monitor found" message? 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: lg.com. ⮹ Make sure to check if the video card supports Plug&Play function. No sound from the headphone port or speaker. or HDMI input without sound? ⮹ Try increasing the volume using the button on the monitor. Are images displayed using DisplayPort ⮹ Set the audio output of the PC to the monitor you are using. On Microsoft Windows, go to Control Panel > Hardware and Sound > Sound > set the monitor as default device. 31 SPECIFICATIONS SPECIFICATIONS 43UD79 E N E G N L G I LCD Screen Type TFT (Thin Film Transistor) S H LCD (Liquid Crystal Display) Screen Pixel Pitch 0.2451 mm x 0.2451 mm Resolution Maximum Resolution HDMI IN 1/2 : 3840 x 2160 @ 30 Hz HDMI IN 3/4 : 3840 x 2160 @ 60 Hz DP IN (USB-C IN) : 3840 x 2160 @ 60 Hz Recommended Resolution HDMI IN 1/2 : 3840 x 2160 @ 30 Hz HDMI IN 3/4 : 3840 x 2160 @ 60 Hz DP IN (USB-C IN) : 3840 x 2160 @ 60 Hz Video Signal Horizontal Frequency 30 kHz to 135 kHz Vertical Frequency 56 Hz to 61 Hz Input Connector HDMI1,2,3,4, DP(DisplayPort) IN, H/P, USB-C, USB ( ) 1/2, RS-232C Power input 100 - 240 V~ 50/60 Hz 1.5 A

Power consumption (Typ.) Environmental Conditions On mode: 70 W Typ. (Outgoing condition)* Sleep Mode ≤ 0.5 W Off Mode ≤ 0.3 W Operating Condition Temperature: 0°C to 40°C; Humidity: < 80% Storing Condition Temperature: -20°C to 60°C; Humidity: < 85%

Dimension Monitor Size (Width x Height x Depth) With Stand 967 mm x 647.6 mm x 275 mm Without Stand 967 mm x 575.2 mm x 70.6 mm

Weight (Without Packaging) With Stand 15.9 kg Without Stand 12.3 kg

The specifications are subject to change without notice. * The power consumption level can be different by operating condition and monitor setting. * The On mode power consumption is measured with LGE test standard (Full White pattern, Maximum resolution).

32 SPECIFICATIONS

43UD79T E N E LCD Screen Type TFT (Thin Film Transistor) G N L LCD (Liquid Crystal Display) Screen G I S H Pixel Pitch 0.2451 mm X 0.2451 mm Resolution Maximum Resolution HDMI IN 1/2 : 3840 x 2160 @ 30 Hz HDMI IN 3/4 : 3840 x 2160 @ 60 Hz DP IN (USB-C IN) : 3840 x 2160 @ 60 Hz Recommended Resolution HDMI IN 1/2 : 3840 x 2160 @ 30 Hz HDMI IN 3/4 : 3840 x 2160 @ 60 Hz DP IN (USB-C IN) : 3840 x 2160 @ 60 Hz Video Signal Horizontal Frequency 30 kHz to 135 kHz Vertical Frequency 56 Hz to 61 Hz Input Connector HDMI1,2,3,4, DP(DisplayPort) IN, H/P, USB-C, USB ( ) 1/2, RS-232C Power input 100 - 240 V~ 50/60 Hz 1.5 A

Power consumption (Typ.) Environmental Conditions On mode: 70 W Typ. (Outgoing condition)* Sleep Mode ≤ 0.5 W Off Mode ≤ 0.3 W Operating Condition Temperature: 0°C to 40°C; Humidity: < 80% Storing Condition Temperature: -20°C to 60°C; Humidity: < 85%

Dimension Monitor Size (Width x Height x Depth) With Stand 967 mm x 624.1 mm x 233 mm Without Stand 967 mm x 575.2 mm x 70.6 mm

Weight (Without Packaging) With Stand 13.0 kg Without Stand 12.8 kg

The specifications are subject to change without notice. * The power consumption level can be different by operating condition and monitor setting. * The On mode power consumption is measured with LGE test standard (Full White pattern, Maximum resolution). 33 SPECIFICATIONS Factory Support Mode (Preset Mode, PC) HDMI E N E G N L G I S H

Display Modes (Resolution) 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 -/- 1152 x 864 54.347 60.05 +/+ 1280 x 720 45 60 +/+ 1280 x 1024 63.981 60.02 +/+ 1600 x 900 60 60 +/+ 1920 x 1080 67.5 60 +/- 2560 x 1440 88.79 59.95 +/- 3840 x 2160 67.5 30 +/- 3840 x 2160 135 60 +/- When HDMI ULTRA HD Deep Color is set to ON.

34 SPECIFICATIONS

DisplayPort / USB-C E N Display Modes (Resolution) Horizontal E G N Frequency(kHz) L G I S Vertical Frequency(Hz) Polarity(H/V) Remarks

640 x 480 31.469 59.94 -/- H 800 x 600 37.879 60.317 +/+ 1024 x 768 48.363 60 -/- 1152 x 864 54.347 60.05 +/+ 1280 x 720 45 60 +/+ 1280 x 1024 63.981 60.02 +/+ 1600 x 900 60 60 +/+ 1920 x 1080 67.5 60 +/- 2560 x 1440 88.79 59.95 +/- 3840 x 2160 66.66 30 +/- 3840 x 2160 133.32 60 +/- 35 SPECIFICATIONS HDMI Timing (Video) E N E

Factory support mode (Preset Mode) Horizontal Frequency(kHz) Vertical Frequency(Hz) Remarks GN L G I SH

480p 31.5 60 720p 45.0 60 1080p 67.5 60 2160p 135 60 When HDMI ULTRA HD Deep Color is set to ON. Power LED Mode LED Color On Mode White (For a few seconds) Sleep Mode Off Off Mode Off EXTERNAL CONTROL DEVICE SETUP Communication Parameters Baud rate : 9600 bps (UART) Data length : 8 bits Parity : None Stop bit : 1 bit Communication code : ASCII code Use a crossed (reverse) cable. Transmission [Command1][Command2][ ][Set ID][ ][Data][Cr] * [Command 1] : First command to control the Monitor. * [Command 2] : Second command to control the Monitor. * [Set ID] : You can adjust the set ID to choose desired monitor ID number in optionmenu. Adjustment range is 1 ~ 10. When selecting Set ID ‘0’, every connected set is controlled. Set ID is indicated as decimal (1~10) on menu and as Hexa decimal (0x0~0x0A) on transmission/receiving protocol. * [DATA] : To transmit command data. * [Cr] : Carriage Return ASCII code ‘0x0D’ * [ ] : ASCII code ‘space (0x20)’ [Command1][Command2][ ][Set ID][ ][Data][Cr] OK Acknowledgement [Command2][ ][Set ID][ ][OK][Data][x] * The Monitor transmits ACK (acknowledgement) based on this format when receiving normal data. At this time, if the data is in data read mode, it indicates present status data. If the data is in data write mode, it returns the data of the PC computer. Error Acknowledgement [Command2][ ][Set ID][ ][NG][Data][x] * The Monitor transmits ACK (acknowledgement) based on this format when receiving abnormal data from nonviable functions or communication errors. Command Reference List Title Command 1 Command 2 Data(Hex) Power k a 00 ~ 01 Screen Mute k d 00 ~ 01 Input select (Main) x b 00 ~ FF Input select (Sub) x c 00 ~ FF Input select (Sub2) x d 00 ~ FF Input select (Sub3) x e 00 ~ FF Aspect Ratio (Main) x f 00 ~ 02 Aspect Ratio (Sub) x g 00 ~ 01 Aspect Ratio (Sub2) x h 00 ~ 01 Aspect Ratio (Sub3) x i 00 ~ 01 PBP/PIP k n 00 ~ 09 PIP Size k p 00 ~ 02 Main/Sub Screen Change m a 01 Picture Mode d x 00 ~ 14 Brightness k h 00 ~ 64 Contrast k g 00 ~ 64 Sharpness k k 00 ~ 64 Brightness Stabilization m b 00 ~ 01 SUPERRESOLUTION+ m c 00 ~ 03 BlackLevel m d 00 ~ 01 HDMIULTRAHD DeepColor m e 00 ~ 01 DFC m f 00 ~ 01 Response Time m g 00 ~ 03 Black Stablilzer m h 00 ~ 64 Uniformity m i 00 ~ 01 Gamma m j 00 ~ 09 Color Temp k u 00 ~ 04 Red Gain j w 00 ~ 64 Green Gain j y 00 ~ 64 Blue Gain j z 00 ~ 64 Language f i 00 ~ 10 SMART ENERGY SAVING m k 00 ~ 02 LED Control Button m l 00 ~ 03 DVI Power Supply m m 00 ~ 01 Auto Screen Off m n 00 ~ 01 DisplayPort1.2 m o 00 ~ 01 OSDLock k m 00 ~ 01 Reset f k 00 ~ 01 Title Item Power 00: Power Off, 01: Power On Screen Mute 00: Screen Mute Off, 01: Screen Mute On Input select (Main) 90:HDMI1, 91:HDMI2, 92:HDMI3, 93:HDMI4, C0:DP, E0:USB-C Input select (Sub) 90:HDMI1, 91:HDMI2, 92:HDMI3, 93:HDMI4, C0:DP, E0:USB-C Input select (Sub2) 90:HDMI1, 91:HDMI2, 92:HDMI3, 93:HDMI4, C0:DP, E0:USB-C Input select (Sub3) 90:HDMI1, 91:HDMI2, 92:HDMI3, 93:HDMI4, C0:DP, E0:USB-C Aspect Ratio (Main) 00:Full Wide, 01:Original, 02: "1 : 1", 03:Cinema1, 04:Cinema2 Aspect Ratio (Sub) 00:Full Wide, 01:Original Aspect Ratio (Sub2) 00:Full Wide, 01:Original Aspect Ratio (Sub3) 00:Full Wide, 01:Original PBP/PIP 00:OFF, 01:PBP, 02:PBP2, 03:PIP_LT, 04:PIP_RT, 05:PIP_LB, 06:PIP_RB,07:PBP_3P(NA), 08:PBP_L1P_R2P(NA), 09:PBP_4P PIP Size 00:Small, 01:Medium, 02:Large Main/Sub Screen Change 01: Main/Sub Screen exchange Picture Mode 00:custom, 01:mono, 02:Reader, 04:Photo, 05:Cinema, 06:sRGB, 07:Color Weakness, 08:Game, 09:FPS Game1, 0A:FPS Game2, 0B:RTS Game, 0C:Custom Game, 0D:EBU, 0E:REC 709, 0F:SMPTE C, 10:DICOM, 11:Calibration1, 12:Calibration2, 13:DarkRoom1, 14:DarkRoom2, Brightness 0 ~ 64 (Hex) ※ Auto Brightness : Backlight Stabilization On Contrast 0 ~ 64 (Hex) Sharpness 0 ~ 64 (Hex) Brightness Stabilization 00: Off, 01: On SUPERRESOLUTION+ 00: High, 01:Middle, 02:Low, 03:Off BlackLevel 00:High, 01:Low HDMIULTRAHD DeepColor 00: On, 01: Off DFC 00: On, 01: Off Response Time 00:Fast, 01:Normal, 02:Slow, 03:Off Black Stablilzer 0 ~ 64 (Hex) Uniformity 00: On, 01: Off Gamma 00:Mode4, 01:Mode1, 02:Mode2, 03Mode3, 04:Gamma 1.8, 05:Gamma 2.0, 06:Gamma 2.2, 07:Gamma 2.4, 08:Gamma 2.6, 09:DICOM Gamma Color Temp 00:Manual, 01:Custom, 02:WARM, 03:MEDIUM, 04:COOL Red Gain 0 ~ 64 (Hex) Green Gain 0 ~ 64 (Hex) Blue Gain 0 ~ 64 (Hex) Language 00:Eng, 01:Ger, 02:Fre, 03:Spa, 04:Ita, 05:Swe, 06:Fin, 07:Por, 08:Bra, 09:Pol, 0A:Rus, 0B:Grc, 0C:Ukr, 0D:Chi, 0E:ChiT, 0F:Jap, 10:Kor SMART ENERGY SAVING 00:High, 01:Low, 02:Off LED Control Button 00:Always On, 01:20sec Time out, 02:10sec Time out, 03:5sec Time out DVI Power Supply 00: On, 01: Off Auto Screen Off 00: On, 01: Off DisplayPort1.2 00:Enable, 01:Disable, OSDLock 00: Off, 01: On Reset 00: Picture Reset, 01:Factory Reset NOTE ⮹ Some commands are not supported according to model. Declaration of Conformity Trade Name: LG Model : 43UD79, 43UD79T Responsible Party: LG Electronics Inc. Address : 1000 Sylvan Ave. Englewood Cliffs NJ 07632 U.S.A TEL: 201-266-2534 *above information is only for USA FCC Regulatory This device meets the EMC requirements for home appliances (Class B) and is intended for home usage. This device can be used in all regions. Read the owner's manual (CD) carefully and keep it at hand. Please note that the label attached to the product provides information for technical support. MODEL SERIAL


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