Nwz-B152F/B153F Only - Sony Walkman 4-185-044-11(1) Operation Manual



Additional Information
Power source
 Built-in 170 mAh rechargeable lithium-ion battery
 USB power (from a computer via a USB connector of the player)
Charging time
USB-based charging
Approx. 70 minutes
Battery life (continuous playback)
Status of the player
Playback at MP3 128 kbps
Playback at WMA 128 kbps
At receiving FM broadcasting

(NWZ-B152F/B153F only)

FM recording
(NWZ-B152F/B153F only)
Voice recording
Actual battery life may vary depending on settings. The above estimated battery usage
hours are based on typical usage conditions with "Basic setting of battery life measurement
(Longer battery life setting)" as shown in the table below. Note that even if the player is
turned off for an extended period, a small amount of battery power is still consumed.
Battery life may vary depending on volume setting, conditions of use, and ambient
temperature.
Settings for screen
Settings for sound
effect
Settings for the power
illuminator
Settings for recording
quality
* When [Power Save Mode] is set to [Save ON Normal], the battery life becomes approximately 30%
1
shorter than [Save ON Super].
When [Power Save Mode] is set to [Save OFF], the battery life becomes approximately 70% shorter
than [Save ON Super].
* When [Equalizer] is set to [Heavy], [Pop], [Jazz], [Unique] or [Custom], the battery life becomes
2
approximately 50% shorter than [None].
* When [BASS] is activated and [LED] is set to [LED ON], the battery life shortens by approximately
3
50%.
NWZ-B15/B15/B15F/B15F
Approximately 18 hours
Approximately 17 hours
Approximately 6 hours
Approximately 3 hours
Approximately 6 hours
Setting
[Power Save Mode]* (  p. 47)
1
[Equalizer]* (  p. 30)
2
[BASS]* (  p. 29)
3
[LED]* (  p. 47)
3
[Voice Record Codec]
(  p. 44)
Default setting Basic setting of battery
life measurement
(Longer battery life
setting)
[Save ON [Save ON Super]
Normal]
[None] [None]
Activate Deactivate
[LED ON] [LED OFF]
[Mid] [Low]
Continued 