Troubleshooting 29
Troubleshooting
4
NOTES to release Demo mode
PROBLEM CAUSE & CORRECTION
Can not change input source with F button such as
BT (Bluetooth) etc. and All the function LEDs are
turned on.
y
Unplug the power cord and plug it in again. If that
doesn’t work, press and hold F button (About 15
seconds) on the main unit until the function LED
indicates current selected function.
Remote Control does not work. (No response)
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