Samsung HT-X810 User Manual page 53

Themain unitis notworking.
(Example: Thepower g oesout
or strange noise is heard.)
TheDVD player i snotworking
normally.
Therating level p assword h as
been forgotten,
Can'treceive r adiobroadcast.
Turn offthepower a ndhold theSTOP (l) button onthe
main unit f orlonger than5 seconds.
Using theRESET f unction willerase allstored settings.
Donotusethisunless necessary.
While "NODISC" message appears onthedisplay ofmain
unit, h old themain unit's STOP (m) b utton forlonger than5
seconds. "INITIAL" appears onthedisplay andallsettings will
return t othedefault values.
* Press t hePOWER b utton.
Using the RESET function will erase all stored settings.
Do not use this unless necessary.
Is the antenna connected properly?
If the antenna's input signal is weak, install an external FM
antenna in an area with good reception.