Troubleshooting; General; Notes To Release Demo Mode - LG RL4 Owner's Manual

Troubleshooting

General

Problem
The unit does not work
properly
No Power
No sound
LG Sound Sync does not
work

NOTES to release Demo mode

Problem
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 Turn off the power of this unit and the connected external device (TV, Woofer,
DVD-player, Amplifier, etc.) and turn them on again.
y Disconnect the power cord of this unit and the connected external device (TV,
Woofer, DVD-player, Amplifier, etc.) and then try connecting again.
y Previous setting may not be saved when device power is shut off.
y The power cord is not plugged in. Plug in the power cord.
y Check whether electricity failed.
Check the condition by operating other electronic devices using the same AC
outlet.
y Check whether you select right function.
Press function button and check if you have selected the right function.
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.
Cause & Solution
Cause & Solution
y Press 'DEMO' Key on the unit for 15 seconds.
Troubleshooting 31
4