Restarting your Walkman
Restart your Walkman if operations become unstable.
Resetting to the factory settings
Reset your Walkman to the default settings.
Initialize your Walkman by formatting the memory.
Updating the system software of your Walkman
Add new features to your Walkman by installing the latest system software.
Displaying your Walkman information
Display information on your Walkman, such as the model name and system software version.