Yamaha YAS-706 Owners Manual - Page 55

Audio, APPENDIX, Troubleshooting

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Audio No sound. Problem The volume decreases when the unit is turned on. No surround effect. Noise is heard. Cause Another input source is selected. The mute function is activated. The volume is too low. The power cable of the unit is not connected properly. Input jacks on a playback device are connected. Signals that the unit cannot play back are being input. "HDMI Audio Out" is set to "TV". "HDMI Control" is set to "Off". Sound from an HDMI control-enabled TV is set for output from the TV's built-in speakers. No sound is coming from the subwoofer. The automatic volume adjustment function is activated. To prevent excessive loudness, the unit automatically controls its volume within a certain level when the unit is turned on. Stereo playback is selected. The volume is too low. The TV or playback device is set to output 2 channel audio (such as PCM) only. Sound is also heard from the TV built-in speakers. The listening position is too close to the unit. The unit is too close to another digital or high-frequency device. Remedy Select an appropriate input source (p. 18). Cancel the mute function (p. 20). Turn up the volume (p. 20). Make sure that the power cable of the unit is connected to an AC wall outlet securely (p. 12). Connect the input jack on the unit and the output jack on the playback device. Change the digital audio output setting on the playback device to PCM, Dolby Digital or DTS Digital Surround. Set to "AMP" (p. 46). When connecting ARC (Audio Return Channel) supported TV and this unit using an HDMI cable only, set "HDMI Control" to "On" (p. 46). To use this unit with "HDMI Control" set to "Off", connect the TV's audio output jack to this unit's TV (optical digital) input jack via the optical digital audio cable (p. 12). Use the TV's HDMI settings to set audio output to any option other than the TV's built-in speakers. Refer to the "No sound is coming from the subwoofer." and "The volume of the subwoofer is low." problems (p. 56). Turn up the volume as required (p. 20). Select surround playback (p. 19). Turn up the volume (p. 20). Change the digital audio output setting on the TV or playback device to BitStream. Set the TV volume to minimum (p. 12). The listening position should be at some distance from the unit. Move those devices away from the unit. APPENDIX ➤ Troubleshooting En 55

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APPENDIX
➤
Troubleshooting
En
55
Audio
Problem
Cause
Remedy
No sound.
Another input source is selected.
Select an appropriate input source (p. 18).
The mute function is activated.
Cancel the mute function (p. 20).
The volume is too low.
Turn up the volume (p. 20).
The power cable of the unit is not connected properly.
Make sure that the power cable of the unit is connected to an AC wall outlet
securely (p. 12).
Input jacks on a playback device are connected.
Connect the input jack on the unit and the output jack on the playback device.
Signals that the unit cannot play back are being input.
Change the digital audio output setting on the playback device to PCM, Dolby
Digital or DTS Digital Surround.
“HDMI Audio Out” is set to “TV”.
Set to “AMP” (p. 46).
“HDMI Control” is set to “Off”.
When connecting ARC (Audio Return Channel) supported TV and this unit
using an HDMI cable only, set “HDMI Control” to “On” (p. 46).
To use this unit with “HDMI Control” set to “Off”, connect the TV’s audio output
jack to this unit’s TV (optical digital) input jack via the optical digital audio
cable (p. 12).
Sound from an HDMI control-enabled TV is set for output from the TV’s
built-in speakers.
Use the TV’s HDMI settings to set audio output to any option other than the
TV’s built-in speakers.
No sound is coming from the subwoofer.
Refer to the “No sound is coming from the subwoofer.” and “The volume of the
subwoofer is low.” problems (p. 56).
The volume decreases when the unit is
turned on.
The automatic volume adjustment function is activated. To prevent
excessive loudness, the unit automatically controls its volume within a
certain level when the unit is turned on.
Turn up the volume as required (p. 20).
No surround effect.
Stereo playback is selected.
Select surround playback (p. 19).
The volume is too low.
Turn up the volume (p. 20).
The TV or playback device is set to output 2 channel audio (such as
PCM) only.
Change the digital audio output setting on the TV or playback device to
BitStream.
Sound is also heard from the TV built-in speakers.
Set the TV volume to minimum (p. 12).
The listening position is too close to the unit.
The listening position should be at some distance from the unit.
Noise is heard.
The unit is too close to another digital or high-frequency device.
Move those devices away from the unit.