Reset Channel and Frequency When The Setting Run Away.
Use your remote controller to reset the channel and frequency. Must always write down the frequency.
kindly refer below step:
1) On remote controller press menu.
2) Press manual tuning.
3) Go to row of channel by press +/- sign to set channel, for e.g you want channel 8, press +/- sign to 8 then press enter.
4) Go to row of sound system, change it to BG by press +/- sign, then press enter.
5) Go to row of frequency, insert the frequency you want, then press enter.
6) To return to screen press Menu again.