Useful Facts; Maximizing Battery Life - Sony Walkman 4-141-609-11 (1) Operation Manual

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Useful Facts

Maximizing Battery Life

By adjusting the settings or managing the power supply properly, it is possible
to save the battery power and use the player for a longer time.
Turn off the player manually
If you press and hold the HOME button, the player enters standby mode and
the screen turns off to save battery power. Furthermore, if standby mode
continues for more than about a day, the player turns completely off
automatically.
Changing the settings
You can save battery power by setting as follows.
Settings for screen
Settings for sound effect
Noise Canceling function (  page 110)
Settings for video
Adjust data format and bit rate
Playing time will vary, as battery charge can be affected by the format and bit
rate of songs, videos or photos that are played.
For details on charging time and usage time, see  page 24.
"Brightness" (  page 121)
"Screen Off Timer" (  page 120)
"Equalizer" (  page 48)
"VPT(Surround)" (  page 50)
"DSEE(Sound Enhance)" (  page 51)
"Clear Stereo" (  page 52)
"Dynamic Normalizer" (  page 52)
"On-Hold Display" (  page 63)
"1"
"After 15 Sec"
Deactivate
Turned off
"No"