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Product Support

Receive help on your LG product

Check out the latest information related to this product.

  • TV/Audio/Video
  • Home Theatre Systems
  • BH7540TW


Warranty Information Labour 12 Months / Parts 12 Months More
If you need Repair Service, submit an online service request. Request a Repair

Manuals & Documents

For the most accurate technical information regarding features, specifications, installation and operation of your LG product, please refer to the Owner's Manual and other documents available for this product.

If you don’t have the viewer program, click the link to download it.
  • Owner’s Manual

    The Owner’s Manual offers pertinent product information.

    This manual is a document that describe the usage for the product.

Software & Firmware


    Software upgrades include device drivers and firmware updates only for specific models. Check your owner's manual to determine if your product supports software upgrades.

    Firmware update for BH series/ BP series/ LAB540/ MAI0182/MAI0402 Reference

    Update to newest firmware

    1. Update to newest firmware 

    2. Firmware Version : H15IM2M0501 

    3. Program upgrade instruction 
    1) Copy ?H15IM2M.ROM? File to USB. 
    2) Power on the set and connect USB in the Home menu status and then you can see the update process. 
    3) Press play button. ( Do not unplug USB until update is finished.) 
    4) If update is finished, the power will turn off automatically and restart. 
    5) Unplug the USB. 

    Firmware update for BH7X40/BH9540 (Ver:BD5.033.50203/Date:2015.03.11) Reference

    Firmware update for BH7X40/BH9540

    1. Update to newest firmware

    2. Firmware Version : BD5.033.50203

    3. Upgrade instruction is refer to the "LAB540_Upgrade Instruction.pdf" file

    SmartShare PC software download Reference

    SmartShare PC software download

    SmartShare PC software download 

    Nero DNLA download website

    Nero DNLA download website

    If you lost your Nero DNLA bundle disc, you can get the program through below website.

    Please click below website or copy paste website your web browser.

    - For Windows Version

    - For Mac Version

Help Library

    • Installation
    • Audio, Home Theatre Systems
    I tried to disconnect and re-connect the speaker cable
    • Troubleshooting
    • Audio, Home Theatre Systems
    One side of the center speaker doesn't work
    • Troubleshooting
    • Audio, Home Theatre Systems
    I see NO DISC on the display window
    • Operation
    • Audio, Home Theatre Systems
    Updating Firmware
    • Troubleshooting
    • Audio, Home Theatre Systems
    Low Audo