WALKMAN Help guide
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Troubleshooting
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Top page > Troubleshooting > Possible Causes of Symptoms > Power
Power
Battery life is short.
The operating temperature is below 5 °C (41 °F).
Battery life becomes shorter as a result of the battery characteristics. This is not a malfunction.
Battery charging time is not sufficient. 
Charge the battery until 
appears.
By adjusting the settings or managing the power supply properly, it is possible to save the battery power and use your Walkman for a longer time [Details].
You have not used your Walkman for more than a year.
Depending on the conditions under which your Walkman is used, the battery may have been deteriorated. Consult your nearest Sony dealer.
[Battery Care] is set to [On].
If [Battery Care] is set to [On], the maximum recharge capacity is limited to about 90%, resulting in the first bar of the battery indication disappearing quickly [Details].
When usable battery life becomes half the usual time, even after charging the battery fully, the battery should be replaced.
Consult your nearest Sony dealer.
Your Walkman cannot charge the battery.
The USB cable is not connected to a USB connector on your computer properly. Disconnect the USB cable, and then reconnect it.
Use the supplied USB cable.
The battery is charged in an ambient temperature out of the range of 5 °C (41 °F) to 35 °C (95 °F).
You cannot charge the battery when the 
icon appears. Charge the battery in an ambient temperature of 5 °C (41 °F) to 35 °C (95 °F).
The computer is not on. 
Turn on the computer.
Your computer has entered Sleep or Hibernation status. 
Release the computer from Sleep or Hibernation status.
A USB hub is being used.
Connecting your Walkman via a USB hub may not work. Connect the Walkman to your computer using the USB cable (supplied).
The operating system installed on the computer is not supported by your Walkman.
To charge your Walkman, connect it to a computer with the operating system that is supported by the Walkman [Details].
You have not used your Walkman for more than a year.
Depending on the conditions under which your Walkman is used, the battery may have been deteriorated. Consult your nearest Sony dealer.
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