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 power cord, and contact the nearest authorized YAMAHA dealer or service center.
■General
Problem | Cause | Remedy | Refer |
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This unit fails to turn | The power cord is not connected or the | Firmly connect the power cord. | — |
on when STANDBY/ | plug is not completely inserted. |
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ON (or SYSTEM |
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POWER) is pressed, | The IMPEDANCE SELECTOR switch | Set the switch fully to the left or right position when | 12 |
or enters in the | on the rear panel is not fully set to either | this unit is in the standby mode. |
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standby mode soon | the left or right position. |
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after the power has |
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been turned on. | The protection circuitry has been | Make sure all speaker wire connections on this unit | 10, 11 |
| activated. | and on all speakers are secure and that the wire for |
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| each connection does not touch anything other than |
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| its respective connection. |
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| This unit has been exposed to a strong | Set this unit in the standby mode, disconnect the | — |
| external electric shock (such as lightning | power cord, plug it back in after 30 seconds, then |
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| and strong static electricity). | start operating. |
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No sound. | Incorrect input or output cable | Connect the cables properly. If the problem persists, | 10 – 16 |
| connections. | the cables may be defective. |
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| An appropriate input source has not been | Select an appropriate input source with INPUT | 23 |
| selected. | l/ hor 6CH INPUT (or the input selector buttons). |
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| The speaker connections are not secure. | Secure the connections. | 10, 11 |
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| The main speakers to be used have not | Select the main speakers with SPEAKERS A and/or | 23 |
| been selected properly. | B. |
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| The volume is turned down. | Turn up the volume. | 24 |
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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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| Digital signals which this unit cannot | Play a source whose signals this unit can reproduce. | — |
| reproduce are being input to this unit by |
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| playing a |
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The picture does not | The output and input for the picture are | Make connections using the same type of video | 14, 15 |
appear. | connected to different types of video | jacks (S VIDEO, VIDEO (composite), or |
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| jacks. | COMPONENT VIDEO) for both the input and |
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| output. |
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