Sony SRS-X9 - Manual (Page 147)

Personal Audio System
SRS-X9
iPhone/iPad/iPod (USB-A)
There is no sound.
The sound is distorted.
The iPhone/iPad/iPod does not function.
The iPhone/iPad/iPod cannot be charged.
Notes on use
4-535-194-11(3)
Copyright 2014 Sony Corporation
Help Guide
Troubleshooting
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