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LG 27HJ710S Owner's Manual
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LG 27HJ710S Owner's Manual

LG 27HJ710S Owner's Manual

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OWNER'S MANUAL
IPS LED
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.
27HJ710S
www.lg.com
Copyright ⓒ 2019 LG Electronics Inc. All Rights Reserved.

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Summary of Contents for LG 27HJ710S

  • Page 1 OWNER’S MANUAL IPS LED 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. 27HJ710S www.lg.com Copyright ⓒ 2019 LG Electronics Inc. All Rights Reserved.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS ON CLEANING ------------------------ 3 LICENSE ------------------------------- 3 ASSEMBLY AND PREPARING -------- 4 SETTINGS ---------------------------- 13 TROUBLESHOOTING ---------------- 25 PRODUCT SPECIFICATIONS -------- 27 EXTERNAL CONTROLLER SETUP -- 31...

  • Page 3: On Cleaning

    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 LLC in the United States and other countries.

  • Page 4: Assembly And Preparing

    The product warranty will not cover damage or injury caused by the use of unauthorized components. • It is recommend 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.
  • Page 5 True Color Pro Optional • Required and Recommended: You can download and install the latest version from the enclosed CD or from the LGE website (www.lg.com). • Optional: You can download and install the latest version from the LGE website (www.lg.com).
  • Page 6 Product and LED Control buttons...
  • Page 7 LED Control button Functions Input Selects the input mode. PIP/PBP Displays the screens of two input modes on one monitor. Hotkey 1, 2 Opens the Hot key Settings menu. Brightness Adjusts the screen brightness. Selects menus or options and confirms. Contrast Adjusts the screen contrast.
  • Page 8 Connectors Potential Equalization Conductor - Connect an equipotential plug. RS-232C Connector - Connect to an external device through the RS-232C connector and control the monitor. DC-IN (19 V ) Connector - Connect the AC/DC adaptor. SDI IN / SDI OUT Connector - Receives or transmits serial digital component signals.
  • Page 9 DP IN / DP OUT Connector - Receives or transmits digital video signals. - There may be no video output depending on the DP (DisplayPort) version of your PC. - A cable with DisplayPort 1.2 specifications is recommended when using a Mini DP to DP (Mini DisplayPort to DisplayPort) cable.
  • Page 10 Installing the Monitor Cable connection and organize Before connecting the connectors, remove the back door as shown below. CAUTION • When the back door is attached to the monitor, the monitor meets water resistance standards. Do not use the monitor with the back door detached, as the water resistance capability is not guaranteed without the door.
  • Page 11 Using screws longer than the standard length may damage the inside of the product. 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.
  • Page 12 • 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 damage the monitor.

  • Page 13: Settings

    SETTINGS Activate Main Menu Press the [Menu] button to activate the LED Control button. Pressing the [Menu] button while the LED Control button is activated brings up the OSD menu. Use the [ Brightness ] left/right and [ Contrast ] up/down LED Control buttons to navigate. Press the [Menu] or [ Brightness] LED Control button to exit the OSD menu.
  • Page 14 QUICK SETTINGS The following settings are available. Quick Settings Description Brightness Adjusts the brightness of the screen. NOTE • Brightness Stabilization to On/ You can turn the by pressing the button in the Brightness menu. • When the Brightness Stabilization is On, Brightness menus becomes disabled.
  • Page 15 Quick Settings Description User Preset User Preset allows the user to save or load up to 10 picture quality settings for multiple connected devices in each preset. NOTE • You can use User Preset to import or save items in Picture Adjust Color Adjust of the...
  • Page 16 INPUT The following settings are available. Input Description Main Input List Selects the input mode. Input List Aspect Ratio Wide, Original, 1:1) Adjusts the aspect ratio of the screen. (Full NOTE • The display may look the same for Full Wide, Original, and options at the recommended resolution (3840 x 2160).
  • Page 17 Input Description PBP / PIP Displays the screens of two input modes on one monitor. PIP Size Adjusts the PIP size. (Small, Medium, Large) Main/Sub Screen PBP / PIP Toggles between the main screen and the sub screen in mode. Change Failover Input Switch Main Input is changed to...
  • Page 18 PICTURE The following settings are available. Picture Description Custom Allows the user to adjust each element. The color mode of the main Picture Mode menu can be adjusted. Mono Mono (black and white) color mode. sRGB A standard RGB color mode for the monitor and printer. A standard TV PAL color mode for broadcasts.
  • Page 19 Picture Description Picture Adjust Adjusts the brightness of the screen. NOTE • You can turn the Brightness Stabilization to On/ by pressing Brightness button in the Brightness menu. • When the Brightness Stabilization is On, Brightness menus becomes disabled. • When the Brightness Stabilization is On,...
  • Page 20 Picture Description Picture Adjust HDMI ULTRA HD Deep Provides sharper images when connected to a device supporting Color ULTRA HD Deep Color. NOTE • If the connected device does not support ULTRA HD Deep Color, the feature may not work properly. •...
  • Page 21 Picture Description Picture Adjust Uniformity Adjusts the uniformity of screen brightness. NOTE • Enabling Uniformity may reduce the overall brightness of the image. Enables the Uniformity feature. Disables the Uniformity feature. Color Adjust Gamma Custom gamma settings: Gamma 1.8, Gamma 2.0, Gamma 2.2,...
  • Page 22 GENERAL The following settings are available. General Description Language Sets the menu screen to the desired language. SMART ENERGY Conserve energy by using luminance compensation algorithm. SAVING High Saves energy using the high-efficiency SMART ENERGY SAVING feature. Saves energy using the low-efficiency SMART ENERGY SAVING feature.
  • Page 23 General Description DVI Power Supply Supplies power to devices connected to the DVI input port as a dongle without power. Activates the DVI Power Supply feature. Deactivates the DVI Power Supply feature. Hot key Settings Assigns hotkeys for picture settings. Once configured, the assigned menu is activated Size, Mono, Color Temp, Gamma,...
  • Page 24 General Description Auto Screen Off The screen turns off automatically when there are no monitor signals for a set period of time. Enables the Auto Screen Off feature. Disables the Auto Screen Off feature. DisplayPort 1.2 Enables or disables DisplayPort 1.2.

  • Page 25: Troubleshooting

    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 indicator on? Check your power cable connection and turn the power switch on. •...
  • Page 26 • Did you install the monitor driver? Install the enclosed monitor driver provided with the monitor or go to the LG Electronics homepage (http://www.lg.com) to download and install the monitor driver. • Check your graphics card user manual to see if the Plug and Play...

  • Page 27: Product Specifications

    PRODUCT SPECIFICATIONS The product specifications are subject to change without prior notice for product improvements. “ ” refers to alternating current (AC), “ ” refers to direct current (DC). LCD Screen Type TFT (Thin Film Transistor) LCD (Liquid Crystal Display) Screen Pixel Pitch 0.1554 mm x 0.1554 mm Resolution...
  • Page 28 Preset Modes DisplayPort Horizontal Frequency Vertical Frequency Preset Modes Polarity (H/V) Remarks (kHz) (Hz) 640 x 480 31.469 59.94 800 x 600 37.879 60.317 1024 x 768 48.363 1152 x 864 54.347 60.05 1280 x 720 1280 x 1024 63.981 60.02 1600 x 900 1920 x 1080...
  • Page 29 HDMI Horizontal Frequency Vertical Frequency Preset Modes Polarity (H/V) Remarks (kHz) (Hz) 640 x 480 31.469 59.94 800 x 600 37.879 60.317 1024 x 768 48.363 1152 x 864 54.347 60.05 1280 x 720 1280 x 1024 63.981 60.02 1600 x 900 1920 x 1080 67.5 2560 x 1440...
  • Page 30 Input Timing (Video) Vertical dimensions Vertical Frequency (Hz) HDMI 480i 59.94/60 480p 59.94/60 576p 576i 720p 59.94/60 720p 1080i 59.94/60 1080p 59.94/60 1080i 1080p 1080p 23.98/24 1080p 29.97/30 2160p 23.98/24 2160p 2160p 29.97/30 2160p 2160p 59.94/60 Power indicator Mode LED Color On Mode Green...

  • Page 31: External Controller Setup

    EXTERNAL CONTROLLER SETUP The actual product may differ from the picture shown. Connect the RS-232C (serial connector) of the PC to the RS-232C IN connector at the back of the monitor. Purchase a cable to connect the RS-232C connectors, as the cable is not provided as an accessory. Use an RS-232C cable to remotely control the monitor (see Figure 1).
  • Page 32 Set ID Function This function allows you to assign a unique ID to the monitor to control it remotely from your PC. Please refer to the "Actual Data Structure". Press the [Menu] button. Use the , buttons to select General. Then press the OK button. ID.
  • Page 33 Command Reference List Data Title Command1 Command2 (Hexadecimal) 01. Power 00 - 01 02. Screen Mute 00 - 01 03. Input select (Main) 00 - 03 04. Input select (Sub) 00 - 03 05. Aspect Ratio (Main) 00 - 02 06.
  • Page 34 Transmission/Reception Protocol Transmission [Command1][Command2][ ][Set ID][ ][Data][Cr] [Command 1]: j, k, m, x [Command 2]: This command is used to control the monitor. [Set ID]: Used to identify the monitor being controlled. [Set ID] can be assigned to each monitor under GENERAL in the Settings Menu.
  • Page 35 Error Acknowledgment [Command2][ ][Set ID][ ][NG][Data][x] When the set receives an abnormal piece of Data for an unsupported function or there is a communication error, it returns ACK in the format above. Data 00 : Illegal code Actual Data Structure (Base 16 • Base 10) •...
  • Page 36 01. Power (Command: k a) ▶ This controls the monitor power on/off. Transmission [k][a][ ][Set ID][ ][Data][Cr] Data 00: Power Off 01: Power On Ack [a][ ][Set ID][ ][OK/NG][Data][x] 02. Screen Mute (Command: k d) ▶ This controls the monitor display power on/off. Transmission [k][d][ ][Set ID][ ][Data][Cr] Data 00: Screen Mute Off 01: Screen Mute On...
  • Page 37 05. Aspect Ratio (Main) (Command: k c) ▶ This adjusts the aspect ratio of the main screen. Transmission [k][c][ ][Set ID][ ][Data][Cr] Data 00: Full Wide 01: Original 02: 1:1 Ack [c][ ][Set ID][ ][OK/NG][Data][x] 06. Aspect Ratio (Sub) (Command: k o) ▶...
  • Page 38 09. Main/Sub Screen Change (Command: m a) ▶ This controls the main/sub screen change in PBP mode. Transmission [m][a][ ][Set ID][ ][Data][Cr] Data 01: Main/Sub Screen exchange Ack [a][ ][Set ID][ ][OK/NG][Data][x] 10. Picture Mode (Command: d x) ▶ This controls the picture mode. Transmission [d][x][ ][Set ID][ ][Data][Cr] Data 00: Custom...
  • Page 39 13. Sharpness (Command: k k) ▶ Adjusts the sharpness of the screen. Transmission [k][k][ ][Set ID][ ][Data][Cr] Data Min: 00 - Max: 64 Ack [k][ ][Set ID][ ][OK/NG][Data][x] 14. Brightness Stabilization (Command: m b) ▶ This adjusts the Brightness Stabilization feature. Transmission [m][b][ ][Set ID][ ][Data][Cr] Data 00: Off 01: On...
  • Page 40 18. DFC (Command: m f) ▶ This controls the DFC feature. Transmission [m][f][ ][Set ID][ ][Data][Cr] Data 00: On 01: Off Ack [f][ ][Set ID][ ][OK/NG][Data][x] 19. Response Time (Command: m g) ▶ This controls the response time. Transmission [m][g][ ][Set ID][ ][Data][Cr] Data 00: Fast 01: Normal 02: Slow...
  • Page 41 23. Color Temp (Command: k u) ▶ This adjusts the screen color temperature. Transmission [k][u][ ][Set ID][ ][Data][Cr] Data 00: Custom 01: 6500K 02: 8500K 03: 9300K 04: Manual Ack [u][ ][Set ID][ ][OK/NG][Data][x] 24. Red Gain (Command: j w) ▶...
  • Page 42 28. SMART ENERGY SAVING (Command: m k) ▶ This adjusts the SMART ENERGY SAVING feature. Transmission [m][k][ ][Set ID][ ][Data][Cr] Data 00: High 01: Low 02: Off Ack [k][ ][Set ID][ ][OK/NG][Data][x] 29. LED Control Button (Command: m l) ▶ Adjusts how long the control button LEDs remain lit. Transmission [m][l][ ][Set ID][ ][Data][Cr] Data 00: Always On 01: 20sec time out...
  • Page 43 33. OSD Lock (Command: k m) ▶ This controls the OSD Lock feature. Transmission [k][m][ ][Set ID][ ][Data][Cr] Data 00: Off 01: On Ack [m][ ][Set ID][ ][OK/NG][Data][x] 34. Reset (Command: f k) ▶ This controls the reset operation. Transmission [f][k][ ][Set ID][ ][Data][Cr] Data 00: Picture Reset 01: Factory Reset 02: User Preset Reset...
  • Page 44 35. Failover Input Switch (Command: k z) ▶ Controls the Failover Input Switch function. Transmission [k][z][ ][Set ID][ ][Data][Cr] Data 00: Off 01: On Ack [z][ ][Set ID][ ][OK/NG][Data][x] 36. Main Input (Command: k v) ▶ Controls the input of the Failover Main. Transmission [k][v][ ][Set ID][ ][Data][Cr] Data 00: SDI...
  • Page 45 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 opensource@lge.com.