Yamaha SRT-1500 Owner's Manual page 61

Problem
No sound. Incorrect input or output cable connections.
No appropriate input source has been selected.
The volume is turned down.
The sound is muted.
There is input signal cannot be played back by this unit.
"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 or too small sound from The output level of the channel is muted.
a specific channel.
Position is not properly specified.
The source is played in stereo playback mode.
Surround sound effects are When connecting this unit with playback device and TV digitally, the output
insubstantial. setting of the playback device and TV is not valid.
The playback device is set for constant output from 2 channels (PCM, etc.). Change the playback device's audio output setting.
Position is not properly specified.
There is no wall in the path of the sound beam.
No sound is coming from the The volume of the subwoofer is low.
subwoofer.
The volume of low (bass) tones The volume of the subwoofer is low.
from the subwoofer is low.
Content from an input source with a limited support for low tones is playing. Play content from an input source with broader support for low tones to see
Cause
Connect the cable properly.
Select an appropriate input source with the input selector keys.
Turn up the volume.
Press the MUTE or VOLUME (+/–) key to resume audio output and adjust
the volume level.
Play a source whose signals can be reproduced by this unit. Change the
system settings of the source device.
Set to "AMP".
When connecting ARC (Audio Return Channel) supported TV and this unit
using an HDMI cable only, set "HDMI Control" to "On".
To use this unit with "HDMI Control" set to "Off", connect the TV's audio
output jack to this unit's TV (digital optical) jack via the optical cable.
Use the TV's HDMI settings to set audio output to any option other than the
TV's built-in speakers.
Raise the output level of the channel.
Specify position in accordance with the unit's installation position.
Switch to surround playback mode.
Refer to the manual supplied with your device and check the setting.
Specify position in accordance with the unit's installation position.
Place the sound reflection board in the path of the sound beam.
Increase the volume of the subwoofer with the SUBWOOFER + key.
Increase the volume of the subwoofer with the SUBWOOFER + key.
if volume is still low.
Remedy
APPENDIX ➤ Troubleshooting
See page
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