Notes To Release Demo Mode - LG DSN7Y Owner's Manual

42 Troubleshooting

NOTES to release Demo mode

Can not change input source with F such as BT
(Bluetooth), HDMI etc. and only [DEMO] indication
is showing in the front display.
Remote Control does not work. (No response)
4
Symptoms Cause & Solution
Unplug the power cord and plug it in again.
If that doesn't work, after setting the volume to 2, press
and hold F (About 5 seconds) on the main unit until the
display indicates current selected function.