Sony Walkman NWZ-E443 Operation Manual page 105

10
10
Troubleshooting
Power
Battery life is short.
 The operating temperature is below 5 °C (41 ºF).
 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
 By adjusting the settings or managing the power supply properly, it is possible to
save the battery power for longer use of the played between charges (  p. 94).
 You have not used the player for a prolonged period.
 The efficiency of the battery will improve by repeatedly charging and discharging
it.
 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.
 Copyright-protected contents are played.
 When copyright-protected contents are played, battery life may be shorter.
The player 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 ºF) to
35 °C (95 ºF).
 Charge the battery in an ambient temperature of 5 °C (41 ºF) to 35 °C (95 ºF).
 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.
The player turns off automatically.
 To avoid unnecessary battery consumption, the player automatically turns off.
 Press any button to turn the player on.
Charging completes very quickly.
 If the battery is already almost fully charged when charging begins, little time is
needed to reach full charge.
appears.