Sony NWZ-E438F MP3 Player User Manual


 
NWZ-E435F / E436F / E438F.GB. 4-109-569-11 (1)
Useful Facts
Useful Facts
87
87
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 o the player manually
If you press and hold the OPTION/PWR O
FF b
utton, the player enters standby
mode and the screen turns off to save battery power. Furthermore, if standby
mode continues for more than about 4 hours, the player turns completely off
automatically.
Changing the settings
You can save battery power by setting as follows.
Settings for screen
“Brightness” (
page 76)
“1”
“Screensaver” (
page 75)
“Blank”
Settings for sound
effect
“Equalizer” (
page 43)
Deactivate.
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 121, 122.
Table of
Contents
Menu
Index