Notes To Release Demo Mode - LG RN9 Owner's Manual

44 Troubleshooting
Problem
The remote control does
not work properly.
No speaker light.
LG Sound Sync does not
work.
The AUTO POWER ON
function does not work.
USB is not recognized.
4

NOTES to release Demo mode

Can not change input source with 'F' key such as
BT(Bluetooth), USB etc. and only DEMO mode is
showing in the display.
Remote Control does not work properly.
y The remote control is too far from the unit.
Operate the remote control within about 7 m (23 feet).
y There is an obstacle in the path of the remote control and the unit.
Remove the obstacle.
y The batteries in the remote control are exhausted.
Replace the batteries with new ones.
y Check the light effects by pressing LIGHTING (Page 37).
y Check whether your LG TV supports LG Sound Sync.
y Check connection of LG Sound Sync.
y Check sound setting of your TV and this unit.
y Check connection of the external device such as TV or Bluetooth device.
y Depending on the connected device, this function may not operate.
y Format the USB device and connect it again. When formatting the USB device,
select the available file system. (Page 7).
Problem
Cause & Solution
Cause & Solution
y Press 'DEMO' Key on the unit for 15 seconds.