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. 27UL550 27UL500 www.lg.com Copyright © 2018 LG Electronics Inc. All Rights Reserved. Table of Contents LICENSE Each model has different licenses. Visit www.lg.com for more information on the license. ENGLISH LICENSE....................................................... 2 Open Source Software Notice Information............................................. 3 The terms HDMI and HDMI High-Definition Multimedia Interface, and the HDMI Logo are trademarks or registered trademarks of HDMI Licensing Administrator, Inc. in the United States and other countries. ASSEMBLING AND PREPARING................... 3 USING THE MONITOR................................... 9 USER SETTINGS......................................... 11 TROUBLESHOOTING.................................. 22 PRODUCT SPECIFICATION.......................... 24 2 VESA, VESA logo, DisplayPort compliance logo and DisplayPort compliance logo for dual-mode source devices are all registered trademarks of the Video Electronics Standards Association. Open Source Software Notice Information ENGLISH To obtain the source code under GPL, LGPL, MPL, and other open source licenses, that is contained in this product, please visit http://opensource.lge.com. In addition to the source code, all referred license terms, warranty disclaimers and copyright notices are available for download. 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 email@example.com. This offer is valid for a period of three years after our last shipment of this product. This offer is valid to anyone in receipt of this information. Note •• The components may look different from those illustrated here. •• Without prior notice, all product information and specifications contained in this manual are subject to change to improve the performance of the product. •• To purchase optional accessories, visit an electronics store or an online shopping site, or contact the retailer from which you purchased the product. •• The power cord provided may differ depending upon the region. Supported Drivers and Software You can download and install the latest version from the LGE website (www.lg.com). ASSEMBLING AND PREPARING CAUTION Drivers and Software Installation Priority Monitor Driver Recommended OnScreen Control Recommended Dual Controller Optional •• 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 that use the supplied components. •• If you use generic cables not certified by LG, the screen may not display or there may be image noises. •• Illustrations in this document represent typical procedures, so they may look different from the actual product. •• 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. •• Do not carry the monitor upside down by just holding the 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. 3 Moving and Lifting the Monitor Product and Button Description ENGLISH 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. •• Before moving or lifting the monitor, disconnect the power cord and all other cables. •• Hold the bottom and side of the monitor frame firmly. Do not hold the panel itself. •• When holding the monitor, the screen should face away from you to prevent it from being scratched. •• When transporting the monitor, do not expose the monitor to shock or excessive vibration. •• When moving the monitor, keep it upright and never turn the monitor on its side or tilt it sideways. Joystick Button 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 monitor. Power off Press and hold the joystick button once more than 5 seconds 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. 4 CAUTION •• Avoid touching the monitor screen as much as possible. -- This may result in damage to the screen or some of the pixels used to create images. •• 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. Installing on a Table WARNING •• Lift the monitor and place it on the table in an upright position. Place the monitor at least 100 mm away from the wall to ensure sufficient ventilation. 100 mm 100 mm 1 Place the monitor mounted on the stand base in an upright position. 2 Adjust the angle of the screen. 27UL500 100 mm 100 mm 100 mm 100 mm Adjusting the Angle 100 mm 100 mm The angle of the screen can be adjusted forward or backward from -5° to 15° for a comfortable viewing experience. ENGLISH 27UL550 •• When adjusting the screen height, do not place your hand on the stand body to avoid injury to your fingers. WARNING •• To avoid injury to the fingers when adjusting the screen, do not hold the lower part of the monitor’s frame as illustrated below. •• Be careful not to touch or press the screen area when adjusting the angle of the monitor. 27UL550 CAUTION •• Unplug the power cord before moving or installing the monitor. There is risk of electric shock. •• Make sure to use the power cord that is provided 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. 27UL500 Adjusting the Stand Height 27UL550 1 Place the monitor mounted on the stand base in an upright position. 2 Handle the monitor with both hands for safety. Max. 110.0 mm 5 Pivot Feature 3 Rotate the monitor clockwise as shown in the figure. 27UL550 The pivot feature allows the monitor to rotate 90° clockwise. ENGLISH Head 4 Complete the installation by rotating the monitor 90° as shown below. Stand WARNING •• To avoid scratching the stand base, make sure that when rotating the monitor using the pivot feature, the stand does not make contact with the monitor. 1 Raise the monitor to the maximum height. Note 2 Adjust the angle of the monitor in the direction of the arrow as shown in the figure. 6 •• Auto Pivot feature of the display is not supported. •• The screen can be rotated easily using the screen pivot shortcut key provided with your Windows operating system. Note that some Windows versions and some graphics card drivers may use different settings for the screen pivot key or may not support the pivot key at all. Using the Kensington Lock •• The left or right side of the monitor head can be slightly rotated up or down (up to 3°). Adjust the horizontal level of the monitor head. Monitor head 27UL550 ENGLISH The connector for the Kensington security system is located at the back of the monitor. For more information on installation and usage, refer to the Kensington lock owner’s manual or visit the website at http://www.kensington.com. Connect the monitor to a table using the Kensington security system cable. Note 27UL550 Installing the Wall Mount Plate This monitor meets the specifications for the wall mount plate or other compatible devices. Note 27UL500 •• 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 too much force while mounting the wall mount plate as it may cause damage to the screen. •• Remove the stand before installing the monitor on a wall mount by performing the stand attachment in reverse. Note •• The Kensington security system is optional. You can obtain optional accessories from most electronics stores. 7 Installing on the Wall CAUTION 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 installation instructions can be obtained from your local retail store. Alternatively, please refer to the manual for how to install and set up a tilting wall mounting bracket. ENGLISH 100 mm •• Unplug the power cord before moving or installing the monitor to avoid electric shock. •• Installing the monitor on the ceiling or on a slanted wall may result in the monitor falling off, which could lead to injury. Use an authorized LG wall mount and contact the local dealer or qualified personnel. •• 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. •• 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 covered by the product warranty. •• When measured from the back of the monitor, the length of each installed screw must be 8 mm or less. Wall Mount Plate 100 mm 100 mm Back of the Monitor 100 mm 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. Wall Mount (mm) Standard screw Number of screws Wall Mount Plate (Optional) 100 x 100 M4 x L10 4 LSW 149 Wall Mount Plate Back of the Monitor Standard screw: M4 x L10 Max. 8 mm Note 8 •• 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. •• The wall mount kit includes the installation guide and all necessary parts. •• The wall mounting bracket is optional. You can obtain optional accessories from your local dealer. •• The length of the screw may differ for each wall mounting bracket. If you use screws longer than the standard length, it may damage the inside of the product. •• For more information, please refer to the user manual for the wall mounting bracket. USING THE MONITOR CAUTION •• Do not press the screen for a prolonged time. This may cause image distortion. •• Do not display a still image on the screen for a prolonged time. This may cause image retention. Use a PC screensaver if possible. •• When connecting the power cord to the outlet, use a grounded (3-hole) power strip or a grounded power outlet. •• The monitor may flicker when turned on in an area where the temperature is low. This is normal. •• Sometimes red, green, or blue spots may appear on the screen. This is normal. Transmits digital video and audio signals from your PC to the monitor. Note •• There may be no video or audio output depending on the DP (DisplayPort) version of the PC. •• Make sure to use the supplied DisplayPort cable of the product. Otherwise, this may cause the device to malfunction. •• If you are using a Mini DisplayPort output graphics card, use a Mini DP to DP (Mini DisplayPort to DisplayPort) cable or gender that supports DisplayPort1.2 or 1.4. (Sold separately) ENGLISH •• Illustrations in this manual may differ from the actual product. Press the joystick button, go to Settings Input, and then select the input option. DisplayPort Connection 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 digital video and audio signals from your PC to the monitor. CAUTION •• 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 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 9 Connecting AV Devices HDMI Connection ENGLISH 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 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 Connecting Peripherals Headphones Connection Connect peripherals to the monitor via the headphones port. Note •• Peripheral devices are sold separately. •• Depending on the audio settings of the PC and external device, headphones and speaker functions may be limited. •• If you use angled earphones, it may cause a problem with connecting another external device to the monitor. Therefore, it is recommended to use straight earphones. Angled 10 Straight (Recommend) USER SETTINGS Note ENGLISH •• 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 once more to exit the main menu. Joystick Button Button Menu Status Description Main menu disabled Enables the main menu. Main menu enabled Exits the main menu. (Holding down the button more than 5 seconds 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 features. Main menu disabled Adjusts the monitor volume level. Main menu enabled Enters the Settings feature. Main menu disabled Displays the information on the current input. Main menu enabled Turns off the monitor. Main menu disabled Displays the information on the current input. Main menu enabled Enters the Picture Mode feature. 11 Main Menu Features Main Menu ENGLISH Power Off Input Exit Settings 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. Picture Mode Menu Settings 1 2 3 4 To view the OSD menu, press the joystick button at the bottom of the monitor and then enter the Settings. Move the joystick up/down and left/right to set the options. To return to the upper menu or set other menu items, move the joystick to or pressing ( ) it. If you want to exit the OSD menu, move the joystick to until you exit. Quick Settings 12 Input Picture General Quick Settings Settings > Quick Settings Brightness Adjusts the contrast and brightness of the screen. Adjusts the volume. Volume ENGLISH Contrast Description Note •• You can adjust Mute / Unmute by moving the joystick button to in the Volume menu. Color Temp Custom The user can adjust it to red, green, or blue by customization. Warm Sets the screen color to a reddish tone. Medium Sets the screen color between a red and blue tone. Cool Sets the screen color to a bluish tone. 13 Input Settings > Input Input List Description Selects the input mode. ENGLISH Adjusts the aspect ratio of the screen. Aspect Ratio Full Wide Displays the video in widescreen, regardless of the video signal input. Original Displays video according to the aspect ratio of the video signal input. Just Scan The aspect ratio is not adjusted from the original. Note •• The display may look the same for Full Wide , Original, and Just Scan options at the recommended resolution (3840 x 2160). •• There is no Just Scan menu on FreeSync Mode. ( Go to Picture → Game Adjust → FreeSync, to set from FreeSync Basic or Extended to Off) 14 Picture Note •• The Picture Mode that can be set depends on the Input signal. Settings > Picture Picture Mode Description Custom Allows the user to adjust each element. Vivid Heightens contrast, brightness and sharpness to display vivid images. HDR Effect Reader Cinema FPS RTS Color Weakness EBU Optimizes the screen for high dynamic range. Optimizes the screen for viewing documents. You can brighten the screen in the OSD menu. Optimizes the screen for video. This mode is optimized for FPS games. This mode is optimized for RTS Game. 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. A standard TV PAL color space for broadcasting. REC709 SMPTE-C A standard HDTV color space for broadcasting. A standard TV NTSC color space for broadcasting. ENGLISH [Picture Mode on SDR (Non-HDR) signal] 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. 15 [Picture Mode on HDR signal] Settings > Picture ENGLISH Picture Mode 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. FPS This mode is optimized for FPS games.It is suitable for very dark FPS games. RTS This mode is optimized for RTS Game. Note •• HDR content may not display correctly depending on Window10 OS settings, please check HDR On/Off settings in Windows. •• When the HDR function is turned on, the characters or picture quality may be poor according to Graphic card performance. •• While the HDR function is on, screen flickering or cracking may occur when changing the monitor input or power on/off according to Graphic card performance. 16 Settings > Picture Description Brightness Contrast SUPER RESOLUTION+ Adjusts the sharpness of the screen. High Optimizes the screen for crystal clear images. Best for high-definition video or games. Middle Optimizes the screen for comfortable viewing, with images at the middle level between the low and high modes. Best for UCC or SD videos. Low Optimizes the screen for smooth and natural images. Best for still images or images with less movement. Off Displays in the most common setting. Disables SUPER RESOLUTION+. Picture Adjust ENGLISH Sharpness Adjusts the contrast and brightness of the screen. 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 DFC 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. On Adjusts the brightness automatically according to the screen. Off Disables the DFC feature. 17 Settings > Picture Description ENGLISH Response Time Sets a response time for displayed pictures based on the movement of the picture on the screen. For a normal environment, it is recommended that you use Fast. When there is a lot of motion, it is recommended that you use Faster. Setting to Faster may cause image sticking. Faster Sets the response time to Faster. Fast Sets the response time to Fast. Normal Sets the response time to Normal. Off Does not use the response time improvement feature. Provides seamless and natural images by synchronizing the vertical frequency of the input signal with that of the output signal. CAUTION Game Adjust FreeSync •• Supported Interface: DisplayPort,HDMI. •• Supported Graphic Card : A graphic card that supports AMD’s FreeSync is necessary. •• Supported Version : Make sure to update the graphic card to the latest driver. •• For more information and requirement, refer to AMD website at http://www.amd.com/FreeSync Extended Basic Off Black Stabilizer 18 Enable wider frequency range of FreeSync function than basic mode. The screen may flicker during the game play. Enable basic frequency range of FreeSync function. FreeSync function off. 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 dynamic contrast on the screen. Settings > Picture Description Gamma The higher the gamma value, the darker the image becomes. Likewise, the lower the gamma value, the lighter the image becomes. Mode 4 If you do not need to adjust the gamma settings, select Mode 4. Set your own color temperature. Color Temp Color Adjust Red/Green/Blue Custom The user can adjust it to red, green, or blue by customization. Warm Sets the screen color to a reddish tone. Meduim Sets the screen color to between a red and blue tone. Cool Sets the screen color to a bluish tone. ENGLISH Mode 1, Mode 2, Mode 3 You can customize the picture color using red, green, and blue colors. Meets the user requirements for colors by adjusting the hue and saturation of the six colors (red, green, blue, cyan, magenta, and yellow) and then saving the settings. Six Color Picture Reset Do you want to reset your picture 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. No Cancel the select. Yes Returns to the default settings. 19 General Settings > General Language Description Sets the menu screen to the desired language. ENGLISH Conserve energy by using luminance compensation algorithm. 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 feature. Note •• The value of energy saving data may differ depending on panel and panel suppliers. •• If you select the option of SMART ENERGY SAVING is High or Low, monitor luminance become higher or lower depend on source. Turns the power LED on the bottom of the monitor on or off. Power LED On The power LED turns on automatically. Off The power LED turns off. Note •• When the Power LED function is turned on, it operates as follows: -- On Mode: White -- Sleep Mode: White Blinking -- Off Mode: Off 20 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 Version Set DisplayPort Version to the same version as the connected external device. (1.4, 1.2, and 1.1) To use the HDR function, set to 1.4. Settings > General Description Provides sharper images when connected to a device supporting ULTRA HD Deep Color. 4K@ 60 Hz Support Format Frame rate(Hz) Color Depth / Chroma Sampling 8 bit 10 bit ENGLISH Resolution YCbCr 4:2:0 59.94 60.00 3840 x 2160 HDMI ULTRA HD Deep Color YCbCr 4:2:2 YCbCr 4:4:4 RGB 4:4:4 - Note •• To use HDMI ULTRA HD Deep Color, turn this function "On". •• If the connected device does not support Deep Color, the screen or sound may not work properly. In this case, set this function to off. •• The HDMI ULTRA HD Deep Color function can be set individually for each HDMI port. •• To use the HDR function, set HDMI ULTRA HD Deep Color to “On”. This feature lets you set the sound generated from Buzzer when your monitor powers on. Buzzer On Enables your monitor's Buzzer. Off Disables your monitor's Buzzer. This feature disables the configuration and adjustment of menus. OSD Lock On Enables OSD Lock. Off Disables OSD Lock. Note •• All features are disabled except Brightness, Contrast, Volume, Input List, Aspect Ratio, OSD Lock and Information. OSD Size User can select OSD Size to Large or Small. Information The following display information will be shown; Serial Number, Total Power On Time, Resolution. Do you want to reset your settings? Reset to Initial Settings No Cancel the reset. Yes Returns to the default settings. 21 TROUBLESHOOTING ENGLISH 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 displaying white? •• Check that the connected input is enabled (Settings > Input). Is the No Signal message being displayed? •• This is displayed when the signal cable between the PC and the monitor is missing or disconnected. Check the cable and reconnect it. Is the Out of Range message being displayed? •• This occurs when signals transferred from the PC (graphics card) are out of the horizontal or vertical frequency range of the monitor. Please see the Product Specification section of this manual to set the appropriate frequency. Screen display is unstable and shaky. / Images displayed on the monitor leave shadow trails. Did you select the appropriate resolution? •• If the selected resolution is HDMI 1080i 60/50 Hz (interlaced), the screen may be flickering. Change the resolution to 1080p or the recommended resolution. •• Not setting the graphics card to the recommended (optimal) resolution may result in blurred text, a dimmed 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. Does image sticking occur even when the monitor is turned off? •• Displaying a still image for a prolonged time may cause damage to the screen, resulting in the retention of the image. •• To extend the lifetime of the monitor, use a screensaver. 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. Some features are disabled. Are some functions not available when you press the Menu button? 22 •• The OSD is locked. Disable OSD Lock in General. Do you see an "Unrecognized monitor, Plug and Play (VESA DDC) monitor found" message? Have you installed the display driver? •• Be sure to install the display driver from our web site: http://www.lg.com. •• Make sure to check if the graphics card supports Plug and Play function. Are images displayed without sound? •• Make sure that the headphone port connections are made properly. •• Try increasing the volume with the joystick. •• Set the audio output of the PC to the monitor you are using. (The settings may differ depending on the operating system (OS) you use.) ENGLISH No sound from the headphone port. Note •• LED can be lighted with Set OSD Menu. Settings – General – Power LED – On 23 PRODUCT SPECIFICATION 27UL550 ENGLISH Color Depth Resolution Power Sources AC/DC adaptor 8-bit / 10-bit color is supported. Max Resolution 3840 x 2160 @ 60 Hz Recommended Resolution 3840 x 2160 @ 60 Hz Power Rating 19 V Power Consumption On mode: 26 W Typ. (ENERGY STAR® standard)* 36 W Typ. (Outgoing condition)** Sleep Mode ≤ 0.5 W *** Off Mode ≤ 0.3 W 2.0 A LCAP21C, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE , or LCAP26B-E, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE , Output: 19 V 2.1 A or DA-48F19, manufactured by Asian Power Devices Inc. Output: 19 V 2.53 A Operating Conditions Environmental Conditions Storing Conditions Temperature 0 °C to 40 °C Humidity Less than 80 % Temperature -20 °C to 60 °C Humidity Less than 85 % Monitor Size (Width x Height x Depth) Dimensions Weight (Without Packaging) 24 With Stand 622.6 mm x 572.2 mm x 230.0 mm Without Stand 622.6 mm x 371.0 mm x 45.8 mm With Stand 6.0 kg Without Stand 4.4 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 ENERGY STAR® test standard. ** The On mode power consumption is measured with LGE test standard (Full White pattern , Maximum resolution). *** The monitor goes to the Sleep Mode in a couple of minutes(Max 5 minutes). PRODUCT SPECIFICATION 27UL500 Resolution Power Sources AC/DC adaptor 8-bit / 10-bit color is supported. Max Resolution ENGLISH Color Depth 3840 x 2160 @ 60 Hz Recommended Resolution 3840 x 2160 @ 60 Hz Power Rating 19 V Power Consumption On mode: 26 W Typ. (ENERGY STAR® standard)* 36 W Typ. (Outgoing condition)** Sleep Mode ≤ 0.5 W *** Off Mode ≤ 0.3 W 2.0 A LCAP21C, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE , or LCAP26B-E, manufactured by LIEN CHANG ELECTRONIC ENTERPRISE , Output: 19 V 2.1 A or DA-48F19, manufactured by Asian Power Devices Inc. Output: 19 V 2.53 A Operating Conditions Environmental Conditions Storing Conditions Temperature 0 °C to 40 °C Humidity Less than 80 % Temperature -20 °C to 60 °C Humidity Less than 85 % Monitor Size (Width x Height x Depth) Dimensions Weight (Without Packaging) With Stand 622.6 mm x 460.0 mm x 209.4 mm Without Stand 622.6 mm x 371.0 mm x 74.1 mm With Stand 5.1 kg Without Stand 4.6 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 ENERGY STAR® test standard. ** The On mode power consumption is measured with LGE test standard (Full White pattern , Maximum resolution). *** The monitor goes to the Sleep Mode in a couple of minutes(Max 5 minutes). 25 Factory Support Mode (Preset Mode, PC) DisplayPort ENGLISH 26 Preset Mode Horizontal Frequency (kHz) Vertical Frequency (Hz) Polarity (H/V) 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 45.00 60.00 +/+ 1280 x 800 49.702 59.810 -/+ 1280 x 1024 63.981 60.02 +/+ 1600 x 900 60.00 60.00 +/+ 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 +/- Remarks DP Preferred timing HDMI Horizontal Frequency (kHz) Vertical Frequency (Hz) Polarity (H/V) 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 +/+ Remarks ENGLISH Preset Mode 1280 x 720 45.00 60.00 +/+ 1280 x 800 49.702 59.810 -/+ 1280 x 1024 63.981 60.02 +/+ 1600 x 900 60.00 60.00 +/+ 1920 x 1080 67.5 60 +/- 2560 x 1440 88.79 59.95 +/- 3840 x 2160 67.5 30 +/- HDMI Preferred timing, HDMI ULTRA HD Deep Color : Off 3840 x 2160 135 60 +/- HDMI Preferred timing, HDMI ULTRA HD Deep Color : On 27 HDMI Timing (Video) ENGLISH 28 Factory support mode (Preset Mode) Horizontal Frequency(kHz) Vertical Frequency(Hz) 480p 31.5 60 720p 45.0 60 1080p 67.5 60 2160p 135 60 Remarks When HDMI ULTRA HD Deep Color is set to ON ENERGY STAR is a set of power-saving guidelines issued by the U.S.Environmental Protection Agency(EPA). The model and serial number of the product are located on the back and on one side of the product. Record them below in case you ever need service. As an ENERGY STAR Partner LGE U. S. A.,Inc. has determined that this product meets the ENERGY STAR guidelines for energy efficiency. Model Serial No. Refer to ENERGY STAR.gov for more information on the ENERGY STAR program.
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