Troubleshooting
Refer to the chart below if this unit does not function properly. If the problem you are experiencing is not listed below or if the instructions below do not help, turn off this unit, disconnect the power cable, and contact the nearest authorized Yamaha dealer or service center.
Problem | Cause | Remedy | See | |
page | ||||
|
|
| ||
|
|
|
| |
This unit fails to turn | The power cable is not connected to the | Connect the power cable firmly. | 17 | |
on. | AC IN inlet on the rear panel or not |
| ||
| plugged in the AC wall outlet. |
|
| |
|
|
|
| |
| The protection circuitry has been activated | Check that the speaker wires are not touching each | 14 | |
| because of a short circuit, etc. | other or shorting out against the rear panel of this | ||
|
| unit, and then turn the power of this unit back on. |
| |
|
|
|
| |
| This unit has been exposed to a strong | Turn off this unit, disconnect the power cable, plug it | — | |
| external electric shock (such as lightning | back in after 30 seconds, and then use it normally. | ||
| or strong static electricity). |
|
| |
|
|
|
| |
The POWER indicator | The protection circuitry has been activated | Check that the speaker wires are not touching each | 14 | |
on the front panel | because of a short circuit, etc. | other or shorting out against the rear panel of this | ||
flashes. |
| unit, and then turn the power of this unit back on. |
| |
|
|
|
| |
| There is a problem with the internal | Disconnect the power cable and contact the nearest | — | |
| circuitries of this unit. | authorized Yamaha dealer or service center. | ||
|
| |||
|
|
|
| |
The INPUT indicator | The protection circuitry has been activated | Check that the speaker wires are not touching each |
| |
on the front panel | because of a short circuit, etc. | other or shorting out against the rear panel of this |
| |
flashes and the |
| unit, and then turn the power of this unit back on. | 14 | |
volume is turned |
|
| ||
|
|
| ||
down when you turn |
|
|
| |
on this unit. |
|
|
| |
|
|
|
| |
No sound. | Incorrect input or output cable | Connect the cables properly. If the problem persists, | 14 | |
| connections. | the cables may be defective. | ||
|
| |||
|
|
|
| |
| No appropriate input source has been | Select an appropriate input source with the INPUT | 9, 12 | |
| selected. | selector on the front panel (or one of the input | ||
|
| selector buttons on the remote control). |
| |
|
|
|
| |
| The SPEAKERS switch is not set | Switch the SPEAKERS switch to the appropriate | 7 | |
| properly. | position. | ||
|
| |||
|
|
|
| |
| Speaker connections are not secure. | Secure the connections. | 14 | |
|
|
|
| |
The sound suddenly | The protection circuitry has been activated | Check that the speaker wires are not touching each | 14 | |
goes off. | because of a short circuit, etc. | other or shorting out against the rear panel of this | ||
|
| unit, and then turn the power of this unit back on. |
| |
|
|
|
| |
Only the speaker on | Incorrect cable connections. | Connect the cables properly. If the problem persists, | 14 | |
one side can be |
| the cables may be defective. | ||
|
| |||
heard. |
|
|
| |
Incorrect setting for the BALANCE | Set the BALANCE control to the appropriate | 8 | ||
| ||||
| control. | position. | ||
|
| |||
|
|
|
| |
There is a lack of bass | The + and – wires are connected in | Connect the speaker wires to the correct + and – | 14 | |
and no ambience. | reverse at the amplifier or the speakers. | phase. | ||
| ||||
|
|
|
| |
A “humming” sound | Incorrect cable connections. | Connect the audio cable plugs firmly. If the problem | 14 | |
is heard. |
| persists, the cables may be defective. | ||
|
| |||
|
|
|
| |
| No connection from the turntable to the | Connect the turntable to the GND terminal of this | 14 | |
| GND terminal. | unit. | ||
|
| |||
|
|
|
|
