Notes To Release Demo Mode - LG SPJ4B-W Owner's Manual

Troubleshooting 33

NOTES to release Demo mode

PROBLEM CAUSE & CORRECTION
Can not change input source with F button such as y Unplug the power cord and plug it in again. If that
BT (Bluetooth), HDMI etc. and All the function LEDs doesn't work, press and hold F button (About 15
are turned on. seconds) on the main unit until the function LED
indicates current selected function.
Remote Control does not work. (No response)
4