- Connecting the Stand ..........13 - Connecting the Speakers ..........14 - IR & Light Sensor Connection .........15 - Portrait Layout ..............16 - Attaching and removing the LG Logo Bracket ................17 - Installing on a Wall ............19 REMOTE CONTROL ....22 MAKING CONNECTIONS ...
WARNING -This is a class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures. IMPORTANT PRECAUTIONS Please read these safety precautions carefully before using the product. WARNING Failure to follow those warnings may result in death, serious injury or damage to the product or other property.
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• If you don’t intend to use the product for a long time, unplug the power cable from the product. - Layers of dust can cause a fire, or insulation deterioration can cause electric leakage, electric shock or fire. • Insert the power plug firm so it cannot come loose.
Do not add accessories that have not been designed for this display. • If you smell smoke or other odors or hear a strange sound from the product unplug the power cord and contact LG Customer Service. - If you continue to use without taking proper measures, electrical shock or fire can occur.
Precautions for Moving the Product WARNING • Make sure to turn off the product. - You may be electrocuted or the product can be damaged. • Make sure to remove all cables before moving the product. - You may be electrocuted or the product can be damaged. •...
Do not attempt to disassemble, repair or modify the product yourself. - Fire or electric shock can occur. - Contact LG Customer Service for repair. • When cleaning the product, unplug the power cord and scrub gently with a soft cloth to prevent scratching. Do not clean with a wet cloth or spray water or other liquids directly onto the product.
LICENSES Supported licenses may differ by model. For more information of the licenses, visit www.lg.com. 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.
SuperSign Software & Manual - Downloading from the LG Electronics website. - Visit the LG Electronics website ( http://partner.lge.com ) and download the latest software for your model. • The warranty will not cover any damage caused by using the product in an excessively dusty environment.
Optional Accessories Without prior notice, optional accessories are subject to change to improve the performance of the product, and new accessories may be added. The illustrations in this manual may differ from the actual product and accessories. Stand kit Screws Diameter 4.0 mm x Pitch 0.7 mm x Length 10 mm Stand (Diameter 0.1 inches x Pitch 0.02 inches x Length 0.3...
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OPS kit KT-OPSA Screws Connecting Cable Card (Easy Setup Guide) Power Cord Pixel sensor kit KT-SP0 Wi-Fi Dongle kit AN-WF500 NOTE • Cable holder/cable tie may not be available in some areas or for some models. • Optional accessories are available for some models. If necessary, please purchase them separately. •...
Parts and Buttons The image may be different according to the model. Buttons INPUT: Changes the input source. • • MENU: Accesses the main menus, or saves your input and exits the menus. • : Adjust the up and down. •...
Connecting the Speakers - For certain models only. - The image may be different according to the model. Connect an input signal cable before installing the speakers. Mount the speakers by using screws as shown below. Make sure the power cable is disconnected before making a connection.
IR & Light Sensor Connection When the cable is connected to the product, the feature for receiving remote control signals is activated. The IR & Light sensor is magnetic. Attach it to the corner of the front side of the product for use. [Front] CAUTION CAUTION...
Portrait Layout When installing in a portrait layout, rotate the monitor counterclockwise 90 degrees (when facing the screen). Using Kensington Lock (This is not available for all models.) The Kensington security system connector is located at the back of the monitor. For more information on installation and use of this system, refer to the manual provided with the Kensington security system or visit http://www.kensington.com .
Lay a clean cloth on the floor, and then put the monitor on it with the screen face down. Remove the two screws that secure the LG Logo Bracket to the bottom of the rear side of the monitor using a screwdriver.
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LG Logo Bracket to the bottom of the rear side of the monitor using a screwdriver. After removing the screws, remove the LG Logo Bracket. Align the LG Logo Bracket with the holes on the right side...
Screws which are longer than standard length may damage the inside of the monitor. A non-VESA standard screw may damage the product and cause the monitor to fall. LG Electronics is not liable for any accidents related to the use of non-standard screws.
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Disconnect the power cord before moving or installing the monitor to avoid risk of electric shock. • If you install the monitor on a ceiling or slanted wall, it may fall and result in injury. Use an authorized LG wall mount and contact your local dealer or qualified personnel to assist with the installation.
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Securing the monitor to a wall (optional) (Procedure may differ depending on the model.) Insert and tighten the eyebolts, or brackets and bolts on the back of the monitor. - If there are already bolts inserted in the eyebolts’ position, remove the other bolts first. Mount the wall brackets with the bolts to the wall.
REMOTE CONTROL The descriptions in this manual are based on the buttons on the remote control. Please read this manual carefully to use the monitor correctly. To install batteries, open the battery cover, place batteries (1.5 V AAA) matching terminals to the labels inside the compartment, and close the battery cover. To remove the batteries, perform the installation actions in reverse.
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Selects the Picture Mode. Activates the Launcher. Enters the White Balance menu. Accesses the main menus or saves your input and exit menus. SuperSign menu key. Navigation Buttons Scrolls through menus or options. Selects menus or options and confirms your input. Allows you to move back one step in the user interaction function.
MAKING CONNECTIONS You can connect various external devices to your monitor. Change the input mode and select the external device you want to connect. For more information about external device connections, see the user manual provided with each device. Connecting to a PC Some of the cables are not provided.
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NOTE • For the best image quality, using the monitor with HDMI connection is recommended. • To comply with the specifications of the product, use a shielded interface cable with ferrite core, such as a D-sub 15- pin cable and DVI-D/HDMI cable. •...
Daisy Chain Monitors To use different products connected to each other, connect one end of the signal input cable (DP Cable) to the DP Out connector of Monitor 1 and connect the other end to the DP In connector of the other product. * DP Cable - Use a DP cable that is certified to DP1.1a (SST), DP1.2 (MST) or higher.
TROUBLESHOOTING No image is displayed. Problem Action Is the product power cord connected? • Check if the power cord is correctly plugged into the power outlet. Does the “Invalid Format” message • The signal from the PC (Graphics card) is out of the vertical or appear? horizontal frequency range of the product.
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After-image appears on the product. Problem Action After-image appears when the product is • If you use a fixed image for a long time, the pixels may be damaged. turned off. Use the screen-saver function. • When a dark image is displayed on the screen after an image with high contrast (black and white or gray), this may cause image sticking.
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CAUTION • Image sticking does not occur when using constantly changing images but may occur when using a fixed image for an extended period of time. Therefore, it is recommended that you use the instructions below to decrease the likelihood of image sticking occurring when using a fixed image.
PRODUCT SPECIFICATIONS The product specifications below may be changed without prior notice due to upgrade of product functions. “ ” refers to alternating current (AC), and “ ” refers to direct current (DC). LCD screen Screen type Thin Film Transistor (TFT) Liquid Crystal Display (LCD) Screen Video signal Maximum resolution...
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42LS75C / 42LS73C LCD screen Pixel pitch 0.4833 mm (H) x 0.4833 mm (V) Power Rated power AC 100-240 V~ 50/60 Hz 1.2 A Power consumption On Mode: 110 W (Typ.) Sleep Mode : ≤ 0.5 W Off Mode: ≤ 0.5 W Dimensions (Width Head 948.7 mm x 555.3 mm x 31.7 mm / 12.5 kg...
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55LS75C / 55LS73C LCD screen Pixel pitch 0.630 mm (H) x 0.630 mm (V) Power Rated power AC 100-240 V~ 50/60 Hz 1.7 A Power consumption On Mode: 140 W (Typ.) Sleep Mode : ≤ 0.5 W Off Mode: ≤ 0.5 W Dimensions (Width Head 1230.4 mm x 713.7 mm x 31.7 mm / 20.7 kg...
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NOTE • Vertical frequency: The product display functions by the screen image changing dozens of times every second like a fluorescent lamp. The vertical frequency or refresh rate is the number of image displays per second. The unit is Hz. •...
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Supplier’s Declaration of Conformity Trade Name Responsible Party LG Electronics USA, Inc. Address 111 Sylvan Avenue, North Building, Englewood Cliffs, NJ Make sure to read the Safety Precautions before using 07632 the product. E-mail lg.environmental@lge.com The model and serial numbers of the SET are located on the back and one side of the SET.