Sony PHA-3 Help Manual page 97

Help Guide
Troubleshooting
Portable Headphone Amplifier
PHA-3
Unable to turn on the headphone amplifier/The battery life becomes short.
Charge the battery of the headphone amplifier.
When the battery life is reduced to half, the battery is approaching the end of its service life. Consult your nearest
Sony dealer for replacement.
4-547-524-11(4)
Copyright 2014 Sony Corporation
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