Resetting/Reformatting/Initializing the Walkman
Version information/System updates
Checking information on the Walkman
Updating the Walkman system software
Using shortcut buttons from the quick setting panel
Announcement
Specifications
Maximum recordable number of songs
Troubleshooting
Power/Charging
The built-in rechargeable battery becomes depleted quickly even after the Walkman is fully charged.
Can I replace the built-in rechargeable battery myself?
microSD Cards