No Sound/Sound From Only One Speaker/Low Sound Level - Sony SRS-XB2 Help Manual

Help Guide
Personal Audio System
SRS-XB2

No sound/Sound from only one speaker/Low sound level

Check that both the speaker and the connected device are turned on.
Turn up the volume of the speaker and the connected device.
Check that the connected device is playing.
Make sure the audio cable is disconnected from the AUDIO IN jack during playback in BLUETOOTH mode.
Make sure the audio cable is firmly connected to the AUDIO IN jack during playback in AUDIO IN mode.
If you are connecting a personal computer to the speaker, make sure the audio output setting of the computer is set for a
BLUETOOTH device.
Check that the speaker has established BLUETOOTH connection with the BLUETOOTH device.
Pair the speaker and the BLUETOOTH device again.
If the device that is connected to the AUDIO IN jack is monaural, sound will only be output from the left speaker.
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