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OWNER'S MANUAL
LG LED Signage
(LED SCREEN)
Please read this manual carefully before install & operating your set and retain it for future reference.
LSAC025
www.lg.com
Copyright © 2021 LG Electronics Inc. All Rights Reserved.

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Summary of Contents for LG LSAC025

  • Page 1 OWNER’S MANUAL LG LED Signage (LED SCREEN) Please read this manual carefully before install & operating your set and retain it for future reference. LSAC025 www.lg.com Copyright © 2021 LG Electronics Inc. All Rights Reserved.
  • Page 2: Table Of Contents

    TABLE OF CONTENTS SAFETY PRECAUTIONS……………………3 - Precautions for the AC Adapter and Power………… 4 - Precautions for Moving the Product…………………..6 - Precautions for Installing the Product………………...7 - Precautions for Cleaning the Product………………...9 - Precautions for Using the Product…………………...10 - Precautions for Using the Remote control…………..12 - Precautions for Experiencing Image Retention……13 - Product Disposal……………………………………….13 PREPARATION………………………..……..14...
  • Page 3: Safety Precautions

    WARNING - This equipment is compliant with Class A of CISPR 32. In a residential environment this equipment may cause radio interference. SAFETY PRECAUTIONS The Safety Precautions are intended to prevent unexpected danger or harm by helping the user to use the product safely and for its intended purpose. WARNING If you ignore the warning message, you may be seriously injured or there is a possibility of accident or death.
  • Page 4: Precautions For The Ac Adapter And Power

    Precautions for the AC Adapter and Power WARNING • Before using an AC cable, make sure it conforms to the national standards. • Operate the display only from a power source (i.e. voltage) indicated in the product specification. - Otherwise the product can be damaged, fire can occur or you may be electrocuted. If you are not sure what type of power supply you have, consult a certified installation company.
  • Page 5 • If water or any foreign substance goes inside the product, disconnect the power cord immediately and contact the service center. - Otherwise, this may cause a fire or electric shock due to damage to the product. • Keep the power cord or AC adapter away from any heating devices. - The cord coating may melt and cause fire or electric shock.
  • Page 6: Precautions For Moving The Product

    Precautions for Moving the Product WARNING • Contact the service center before moving the product. - It may cause electric shock and damage the product. • Make sure the product is turned off, unplugged, and all cables have been removed before the product is moved.
  • Page 7: Precautions For Installing The Product

    Precautions for Installing the Product WARNING • Contact the service center before installing the product. - It can cause electric shock and damage the product. • Do not drop an object on or impact on the product. Keep out of reach of children and do not place toys or objects near the product to prevent throwing things on the product screen.
  • Page 8 CAUTION • Install the product where no Electromagnetic Interference occurs. • If you install the product in a place that does not meet the recommended conditions, this may cause serious damage to the product’s picture quality, life cycle, and appearance. Please check with service engineer before installing.
  • Page 9: Precautions For Cleaning The Product

    Precautions for Cleaning the Product WARNING • Keep the product clean at all times. - If you don’t clean the unit for a long time and it becomes covered in dust, it can cause fire or product damage. • When you need to clean the inside of the product, you must contact the service center. - Otherwise, cleaning without support may cause a fire, electric shock, or damage to the product.
  • Page 10: Precautions For Using The Product

    Precautions for Using the Product WARNING • Do not use the product in any environment with excessively high temperatures or humidity. • If you use the product for a long period of time, take a rest from time to time to protect your vision. - Extended viewing could result in impaired vision.
  • Page 11 • Do not use high voltage electrical goods near the product (e.g., a bug zapper). - This may result in product malfunction if it receives an electrical shock. • If there is a gas leak, do not touch the outlet, and open the windows for ventilation. - Otherwise, the product may cause fire or electric shock.
  • Page 12: Precautions For Using The Remote Control

    Precautions for Using the Remote control WARNING • Avoid places with high humidity. - It may cause electrical shock or damage the product. • Do not expose batteries to excessive heat, such as direct sunlight, open fireplace, and electric heaters. - It may cause fire and you may be injured.
  • Page 13: Precautions For Experiencing Image Retention

    Precautions for Experiencing Image Retention • Displaying a still image for a prolonged period of time may cause damage to the screen, resulting in image retention. Most third-party products have the same issue. The resulting damage is not covered by the product warranty. - Use a screen saver when using the monitor for a prolonged period of time.
  • Page 14: Preparation

    PREPARATION Packaging NOTE: The pictures are schematic diagrams. Everything is subject to the infact products. 5 IN 1 Wooden Box 4 IN 1 Wooden Box...
  • Page 15 1. Open LDM packaging. 1. Check the vacuum packed LDM module on the packaging box.. 2. Place the module in the bubble pack and carefully remove it...
  • Page 16 2. Open the cabinet in the flight case.
  • Page 17: Setting

    CSAC-025K screen interface and function 1. Interface and Button Specifications LG’s management control software platform ‘LG LED Assistant’ provides easy screen management. Screen setting is made simple with a visual guide and all-in-one dashboard that shows the overall status of screen components at a glance.
  • Page 18: Assembly

    Panel Assembly Each LSAC025 LED panel comprises an outer cladding panel with integral aluminum framework for increased rigidity and a central stacker for the fast rigging. The panel is designed to be mounted to a fixed framework. The listing in Table 2.1 is the main components of a LSAC025 LED panel.
  • Page 19 There is a system board worked for the LED display, LSAC025K-MK/SK. Please refer to the description for each board in the follow sections. LSAC025 LED display is combined with LDM and case. The LDMs and case are fixed by magnetic structure. Figure 2.1 Major components placement for LSAC025 Item Description Position Pin: Easy cabinet alignment...
  • Page 20: Mechanical Assembly

    MECHANICAL ASSEMBLY LED Display Module (LDM) The front face of the LSAC025 LED display is fitted with 10,800 light emitting diode (LED) dot LED modules known as LDMs. Each LDM is fitted with 10800 LEDs* plus associated drive electronics. Electrical connections (low voltage power, and digital data) are made to the rear of each LDM, from inside of the enclosure.
  • Page 21 so there are totally 10800 LEDs fitted on the front face of an LDM. Figures 3. LDM - front view Figures 4. LDM - rear view...
  • Page 22: Installation Guidelines

    The LSAC025 LED display is designed to be mounted on the stand (sold separately) or on the wall. When installing, it is important to ensure that the entire screen is correctly aligned, both vertically and horizontally.
  • Page 23 Mounting Plate Installation Item Figure Description LSAC bracket 1200x50mm beam LSAC bracket 1200x100mm beam LSAC bracket 1350x100mm beam LSAC bracket 1350x100mm beam Connection Block A Connection Block B Wall mount piece list (2x2) Step1. Parts assembly. Use screws and connection blocks fixed all of the brackets, assemble a 2x2 bracket like below.
  • Page 24 Step2. Vertical beam connection. If a screen more than 3x3, it must need to connect a vertical beam. Use 8xM6*12 inner hexagon screws to fixed the brackets Vertical beam connection plate Step3. Bracket installation on the wall Use a 9mm drill make 8 holes on the wall, can use the bracket to place where is the holes (follow the red circle area on the blow picture).
  • Page 25 1) Screen assembly Step1. Overall description/ Preparatory work. Please find the data and power connection drawing. Please find the installation order like figure A shows. Please see the figure B for identification of Master and slave cabinet. Fig.A M: Main cabinet S: Secondary cabinet Fig.B Step2.
  • Page 26 Know the mounting holes. Use the M8x30 fixed the cabinet to the bracket. Fix all the cabinets to the bracket. M8*30 screw Holes on the bracket Holes on the cabinet...
  • Page 27 Step3. Flatness adjustment. LGE prepared a helper to help adjust the flatness. Every corner with a hole can support the helper on the cabinet, just like below picture shows. After the flatness is determined to be OK, screw the cabinet to the bracket. Helper Notice: The color is different with the real thing.
  • Page 28 Mount LDM Step1. How to connect the power code(O-ring type) and AC terminal Live Neutral Ground You can connect the unit to a power disconnecting device using an AC cable. •Use the AC cable to connect to the power disconnecting device. (Please use a cable that is long enough to be connected to the screen.) •Please use a ferrite core to block out the noise from the power supply.
  • Page 29 Step2. How to connect LAN cable It is recommended to use a CAT7 / CAT6A LAN cable. Step3. Located the magnet on the cabinet for positioning. Step4. Put the module on the cabinet. The module will be not flatness if not properly placed.
  • Page 30 Check Bottom location of the LDM...
  • Page 31 Step5. Adjust the position of the module with the help of the positioning assist mark on the cabinet. Dismount LDM...
  • Page 32: Electrical

    Electrical The power distribution system used must provide adequate protection against excess line current and leakage currents to earth. Electrical Characteristics for ONE LSAC025 Panel At 100V AC Input At 240V AC Input Rating Rating Parameter Unit Parameter Unit Normal...
  • Page 33: Power Cable Wiring

    Power Cable Wiring AC Power An approved three-pole appliance coupler inside the panel connects to the AC supply. The AC power cable is then connected to the EMI filter and distributes to the power supply units. Each panel has an earth point for grounding.
  • Page 34: System Controller Csac-025K

    S y s te m Co n tr o l l e r CS A C - 0 2 5 K 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.
  • Page 35 retention. Use a screensaver if possible. • A wireless communication device near your monitor can affect the image. Using the Input List Daisy Chain Monitors To use multiple products, first connect an external device to the product, connect one end of the supported signal input cable to the connector of the product, and then connect the other end to the...
  • Page 36: Troubleshooting

    TROUBLESHOOTING • Is the power cord connected to the product? - Check if the power cord is correctly plugged into the power outlet. • Did you install the driver? - Check if the function is supported by referring to the graphics card user manual. •...
  • Page 37 Network connection problems • If the main network line to the last abnormal module is not bright, the main network line is connected abnormally, and the abnormal module outputs an abnormal network line. Inspection: Recheck the state of the network cable in the corresponding position to confirm that the connection is OK.
  • Page 38 LDM problems • The abnormal module position of LDM is abnormal. Inspection: Replace the LDM in the corresponding position. • You can replace it with the following procedure. 1. Power off the panel and unplug the power cable; 2. Locate the problem LDM; 3.
  • Page 39 The adapter board problems • The abnormal module position of LDM is not bright, the state of the adapter board in the corresponding position is work abnormally. Inspection: Replace the adapter board in the corresponding position. The receiver board problems •...
  • Page 40 The calibration data is abnormal • Some LDMs are particularly bright when the screen is white, unlike others. Inspection: Switch calibration off again, then switch to calibration on to confirm the existence of calibration data. You can also switch LDMs data and receiver card data to confirm that the calibration data exists and is correct.
  • Page 41 • It may be caused by abnormal power supply and internal power board. Inspection: Check to make sure the power supply and the power board are in order. If the signal source is switched without a black screen, confirm that the input source is normal, the signal line is normal, and the signal transfer board is working normally.
  • Page 42: Product Specifications

    PRODUCT SPECIFICATIONS The product specifications below may be changed without prior notice due to upgrade of product functions. Model Name LSAC025 Application Type Indoor Pitch Name P2.5 Pixel Configuration 3 in 1 Pixel Pitch(mm) Module Resolution (WxH) 120x90 Module Dimensions (WxH,mm)
  • Page 43 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. MODEL Temporary noise is normal when SERIAL powering ON or OFF this device.

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