Troubleshooting
Refer to the chart below when this unit does not function properly. If the problem you are experiencing is not listed below or if the instruction below does not help, set this unit to the standby mode, disconnect the AC power supply cable, and contact the nearest authorized Yamaha dealer or service center.
■ GeneralProblem | Cause | Remedy | See |
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This unit fails to turn on | The AC power supply cable is not firmly | Connect the AC power supply cable firmly |
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when STANDBY/ON is | connected to the AC wall outlet. | to the AC wall outlet. |
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pressed, or enters the |
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This unit has been exposed to a strong | Set this unit to the standby mode, disconnect | — |
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standby mode soon after the |
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power has been turned on. | external electric shock (such as lightning | the AC power supply cable, plug it back in |
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| and strong static electricity). | after 30 seconds, and use it normally. |
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This unit suddenly enters the | The internal temperature becomes too high | Wait for about one hour for this unit to cool | — |
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standby mode. | and the overheat protection circuitry has | down and turn it back on. |
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| been activated. |
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| The sleep timer has turned the unit off. | Turn on the power and play back the source | — |
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| again. |
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No sound. | Incorrect input or output cable connections. | Connect the cables properly. If the problem |
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| persists, the cables may be defective. |
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| No appropriate input source has been | Select an appropriate input source with |
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| selected. | INPUT or the input selector buttons. |
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| The volume is turned down. | Turn up the volume. |
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| The sound is muted. | Press MUTE or VOLUME +/– to resume |
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| audio output and adjust the volume level. |
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| The signals this unit cannot reproduce (such | Play a source whose signals can be | — |
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| as PCM signals with more than 96 kHz of | reproduced by this unit. |
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| sampling frequency) are being received |
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| Change the system settings of the source | — |
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| from the source component. |
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| component. |
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The sound suddenly goes | The sleep timer has turned this unit off. | Turn on the power and play back the source | — |
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off. |
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| The sound is muted. | Press MUTE or VOLUME +/– to resume |
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| audio output and adjust the volume level. |
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No sound from the effect | You are playing back the source or program | Press one of the beam mode buttons on the |
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channels. | in the stereo playback or My Beam mode. | remote control to select a |
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| playback mode and play back the source or |
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| program once more. |
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No sound from the center | The output level of the center channel is set | Raise the level of the center channel. |
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channel. | to minimum. |
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| ADDITIONAL INFORMATION | ||
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No sound from the surround | The output level of the surround channels is | Raise the output level of the surround |
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channels. | set to minimum. | channels. |
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| English |
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