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 standby mode, disconnect the power cord, and contact the nearest authorized YAMAHA dealer or service center.
■General
Problem | Cause | Remedy | Refer to | |
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This unit fails to turn | The power cord is not connected or the | Connect the power cord firmly. | – | |
on when STANDBY/ | plug is not completely inserted. |
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ON (or SYSTEM |
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POWER) is pressed, | The protection circuitry has been | Make sure all speaker wire connections on this unit | 16 – 17 | |
or enters in standby | activated. | and on all speakers are secure and that the wire for |
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mode soon after the |
| each connection is not touching anything other than |
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power has been |
| its respective connection. |
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turned on. |
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This unit has been exposed to a strong | Set this unit in standby mode, disconnect the power | – | ||
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| external electric shock (such as lightning | cord, plug it back in after 30 seconds, then use it |
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| and strong static electricity). | normally. |
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No sound. | Incorrect input or output cable connec- | Connect the cables properly. If the problem persists, | 9 – 17 | |
| tions. | the cables may be defective. |
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| No appropriate input source is selected. | Select an appropriate input source with INPUT l/ | 24 | |
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| hor 6CH INPUT (or the input selector buttons). |
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| The speaker connections are not secure. | Secure the connections. | 16 – 17 | |
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| The front speakers to be used have not | Select the proper front speakers with SPEAKERS A/ | 24 | |
| been selected properly. | B/OFF. |
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| The volume is turned down. | Turn up the volume. | 23 | |
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| The sound is muted. | Press MUTE or any operation buttons of this unit to | – | |
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| cancel a mute and adjust the volume. |
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| The signals this unit cannot reproduce are | Play a source whose signals this unit can reproduce. | – | |
| being received from a source component |
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| e.g.: a |
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The sound suddenly | The protection circuitry has been | Check that the speaker wires are not touching each | – | |
goes off. | activated because of a short circuit, etc. | other and then turn the unit back on. |
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| The sleep timer has turned the unit off. | Turn on the power, and play the source again. | – | |
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| The sound is muted. | Press MUTE or any operation buttons on the unit to | – | |
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| cancel a mute and adjust the volume. |
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No sound / weak | Incorrect cable connections. | Connect the cables properly. If the problem persists, | 16 | |
sound from particular |
| the cables may be defective. |
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speakers. |
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No sound from the | The sound effect is switched off. | Press STEREO to turn it on. | – | |
effect speakers. |
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A Dolby Surround, Dolby Digital or DTS | Select another sound field program. | 27 – 32 | ||
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| decoding program is being used with |
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| material not encoded with Dolby |
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| Surround, Dolby Digital or DTS. |
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| A digital signal with a sampling |
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| frequency of greater than 48 kHz is input |
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| to this unit. |
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INFORMATION | ADDITIONAL |
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