How to install OnSign TV on LG webOS 2.0 and 3.0

Installing OnSign TV on your webOS screens is really simple and easy!

This tutorial is compatible with all LG webOS 2.0 and LG webOS 3.0 professional displays:

  • webOS 2.0 – SM5B, SM5KB, SM3B and UH5B.
  • webOS 3.0 – SM5C, SM5KC, SM3C and UH5B.
  • webOS 3.2 – SM5D, SM5KD, EG5CD and EJ5D (Compatible with firmware 04.00.60 or newer).

If you wish to setup OnSign TV on LG webOS 4.0, check out this tutorial.

Installation process

  1. Turn on your LG TV.
  2. Press and hold the "Settings" button on the remote control until a rectangular box with a chat icon appears in the top-right corner.
  3. Enter the number sequence 8 0 8 0 and confirm with "OK".
  4. The LG Server Settings will appear on screen. Enter the settings as presented below:
    • Application Launch Mode: Local
    • Fully Qualified Domain Name: ON
    • URL: (Make sure to type all characters, including the last "/".)
    • Application Type: IPK* (*If this option is not available, it means you need to upgrade the TV firmware. Upgrade the firmware and re-start the OnSign TV installation process.)
    • Portrait Mode: In LG webOS 3, you can set the display orientation directly in this menu. Make sure your device has the latest firmware, or at least 04.21.10. (For setting LG webOS 2 devices to portrait, you need to follow the instructions in this tutorial.)
  5. Next to the Local Application Upgrade option. Select REMOTE and confirm with OK on your remote control.
  6. Restart your device when the message confirming completion appears.