EnglishE-13TROUBLESHOOTINGRefer to the chart below when this unit does not function properly. If the problem you are experiencing is not listed below or ifthe instructions given below do not help, disconnect the power cord and contact your authorized YAMAHA dealer or servicecenter.ProblemNo sound.Sound level is too low.What to DoConnect them securely.Connect them correctly, that is L (left) toL, R (right) to R, “+” to “+” and “–” to “–”.CauseSpeaker cables are not connectedsecurely.Speaker cables are not connectedcorrectly.For SW-P130ProblemPower is not supplied eventhough the POWER switch is setto the ON position.No sound.Sound level is too low.The subwoofer does not turn onautomatically.The subwoofer does not turn intothe standby mode automatically.The subwoofer turns into thestandby mode unexpectedly.The subwoofer turns onunexpectedly.What to DoConnect it securely.Turn the VOLUME control to the right(clockwise).Connect them securely.Connect them correctly, that is L (left) toL, R (right) to R, “+” to “+” and “–” to “–”.Play a source sound with bassfrequencies.Reposition the subwoofer or break upthe parallel surface by placingbookshelves etc. along the walls.Set the POWER switch to the ONposition.Set the AUTO STANDBY switch to the“HIGH” or “LOW” position.Set the AUTO STANDBY switch to the“HIGH” position.Move the subwoofer farther away fromsuch appliances and/or reposition theconnected speaker cables.Otherwise, set the AUTO STANDBYswitch to the “OFF” position.Set the AUTO STANDBY switch to the“HIGH” position.Set the AUTO STANDBY switch to the“HIGH” position.Move the subwoofer farther away fromsuch appliances and/or reposition theconnected speaker cables.Otherwise, set the AUTO STANDBYswitch to the “OFF” position.CauseThe power plug is not securelyconnected.The VOLUME control is set to 0.Speaker cables are not connectedsecurely.Speaker cables are not connectedcorrectly.A source sound with few bassfrequencies is played.It is influenced by standing waves.The POWER switch is set to the OFFposition.The AUTO STANDBY switch is set tothe OFF position.The level of input signal is too low.There is an influence of noisegenerated from external appliances etc.The AUTO STANDBY switch is set tothe OFF position.The level of input signal is too low.There is an influence of noisegenerated from external appliances etc.