Brand: YAMAHA
Category: Audio/Video
Document Type: Manual
Language: EN
Brand: YAMAHA
Category: Audio/Video
Document Type: Manual
Language: EN
Uploaded: Nov. 21, 2025, 7:04 p.m.
Please consult the nearest authorized Yamaha dealer or service center for any issues.
| Problem | Cause | Solution | See page |
|---|---|---|---|
| Power turns on but immediately shuts off. | The power cable may be connected improperly. | Make sure the power cable is plugged into the outlet firmly. | 4 |
| The unit may have received a strong electrical shock, such as from a lightening bolt or excessive static electricity. | Set the unit to standby mode, and then disconnect the power cable. Wait for about 30 seconds, connect the power cable, and then turn the unit on again. | — | |
| The unit has an auto-sleep function, which will automatically set to standby mode if the unit is left turned on for 12 hours without any operation being performed. | — | — | |
| The speakers make no sound. | The volume may be set to minimum. | Adjust the volume level. | 8 |
| The mute function may be activated. | Press MUTE on the remote control to cancel the mute function and adjust the volume. | 8 | |
| The input source or input setting may be incorrect. | Select the correct input source or input setting. | 7 | |
| Surround effect is not achieved. | A surround mode is not selected. | Press SURROUND on the remote control to play back the source in surround effect. | 7 |
| No bass / The external subwoofer makes no sound. | The volume level of the subwoofer channel may be set to minimum level. | Adjust the volume level of the subwoofer. | 8 |
| Opposite setting of subwoofer is selected. | Select correct setting of subwoofer. | 8 | |
| The source does not contain low frequency signals. | — | — | |
| The volume level decreases without any operation. | The cable between the unit and the subwoofer not connected when selecting playback of the external subwoofer. | Connect the unit and the external subwoofer by using a subwoofer pin cable. | 5 |
| This unit does not operate properly. | The unit controls its volume within a certain level to prevent the next playback from sudden output at excessive volume. | Reset the volume. | 8 |
| The unit may receive a strong electrical shock, such as from a lightening bolt or excessive static electricity, or drop in power supply. | Set the unit to standby mode, and then disconnect the power cable. Wait for about 30 seconds, connect the power cable, and then turn on the unit again. | — | |
| A digital or high-frequency equipment produces noises. | The unit may be placed close to digital equipment or high-frequency equipment. | Place the unit away from such equipment. | — |
| The remote control does not operate the unit. | The unit may be outside the remote control operation range. | The operation range for the remote control of the unit is within 6 m (20 ft). | 6 |
| The remote control sensor of the unit may be exposed to direct sunlight or other lighting. | Change the lighting or reposition the unit. | — | |
| The batteries may be worn out. | Replace the batteries. | 6 | |
| The volume of the unit and TV increases simultaneously. | Your TV itself received the signal from TV remote control, having learned the operation of the unit. | Set the volume of your TV to minimum, or set the audio output of your TV built-in speaker to off. | 8 |
| — | Adjust the volume by using the remote control of the unit. | 8 | |
| The volume, subwoofer and audio delay time is not adjustable. | The adjustment has reached the maximum or minimum. | The adjustment has reached the maximum or minimum. | 8 |
| The unit does not learn the operation of TV remote control. | The remote control sensor of the unit may be exposed to direct sunlight or lighting. | Reposition the unit. | — |
| The screen glare of TV disturbs the remote control signal. | Disconnect the power cable and perform the remote control learning operation again. | — | |
| The batteries of TV remote control may be worn out. | Replace the batteries. | — | |
| The button of the unit was not pressed long enough for the remote control learning operation. | Press the button of TV remote control in the order "press 1 second" → "release 1 second" → "press 1 second" | 9 | |
| The TV remote control is not available for remote control learning. | Use the remote control of the unit. | 9 | |
| The TV remote control is outside of the operation range. | Point your TV remote control towards the remote control sensor of the unit keeping a distance of 30 cm (1 ft) between them. | 9 | |
| The unit does not enter the remote control learning mode. | The unit does not enter the remote control learning mode. | Operate after checking that the INPUT indicator is flashing in red. | 9 |
| The power state of the unit and of your TV is opposite. (For example, though your TV is on, the unit is in standby mode.) | The power state of the unit and of your TV is opposite from the beginning. | Press the power button of TV remote control to set your TV and the unit to standby mode after pressing the power button of your TV itself and of the unit to set both your TV and the unit to on. | 9 |
| The TV remote control is out of work even if you use TV remote control relay function. | The unit and TV are too close/far from one another. | Try to use the TV remote control relay function again after repositioning the TV remote control signal transmitter of the unit and the remote control sensor of your TV. | 9 |
| Something is between the unit and your TV. | Remove the obstruction. | — | |
| The TV remote control relay function is not activated. | Restart the unit and check the indicator status. | — | |
| The TV remote control is not compatible with the TV remote control relay function. | Place the unit (without the stands, for example) so as not to hide the remote control sensor of your TV. | 9 | |
| You cannot use 3D glasses. | The unit obstructs the 3D glasses transmitter of your TV. | Check the position of 3D glasses transmitter of your TV by referring to the manual of your TV, and move the unit to the position where there is no obstruction. | — |
| The picture on your TV screen becomes blurred or distorted. | The unit is too close to your CRT TV. | Move the unit away from your TV. | — |
| The power of the unit immediately shuts off, and the INPUT indicator flashes. | The protection circuit is activated. | — | 13 |