Sony SRS-XB23 Manual page 6

Unable to charge the speaker
Unable to turn on the speaker or the speaker suddenly turns off
Sound
No sound/Sound from only one speaker/Low sound level/Distorted sound/Humming or noise in the speaker output/No voice or low
voice from callers
Sound becomes low while in use
BLUETOOTH connection
Unable to pair the speaker with a BLUETOOTH device
Unable to connect a BLUETOOTH device with the speaker in the Stereo Pair function
Reset
Restarting the speaker
Initializing the speaker
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