There are two options to get into the service mode to Vizio TVs
[1]
- Turn off the TV.
- Press and hold the CH+ & CH- buttons on the TV.
- Then press and hold the POWER button on the TV.
- Keep all three buttons pressed for few seconds.
- Now press the MENU button on the remote.
- You should get your regular menu up, but with a “F” in the bottom right corner of the menu (This if for factory reset).
- Press and hold the MENU button for few seconds.
- Service Menu will be displayed.
- Turn the TV off.
- Press and hold the CH + & CH – buttons on the TV.
- Then press and release the POWER button on the TV.
- Release the CH+ & CH- buttons.
- Now press the MENU button on the remote.
- You should get your regular menu up, but with a “F” in the bottom right corner of the menu (This if for factory reset).
- Press and hold the MENU button for few seconds.
- The Service Menu will be displayed.