Nwz-B142F/B143F Only - Sony Walkman NWZ-B142 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-B142F/B143F only)

FM recording
(NWZ-B142F/B143F 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 the Bass function is activated, the battery life becomes approximately 40 % shorter.
1
NWZ-B14/B14/B14F/B14F
Approximately 18 hours
Approximately 17 hours
Approximately 6 hours
Approximately 3 hours
Approximately 6 hours
Setting

"Power Save Mode" ( page 47)
"Equalizer" (  page 30)

"Bass"* ( page 29)
1

"LED" ( page 47)
"Voice Record Codec"

( page 44)
Default setting Basic setting of battery life
measurement (Longer
battery life setting)
"Save ON Normal" "Save ON Super"
"None" "None"
Activate Deactivate
"LED ON" "LED OFF"
"Mid" "Low"
Continued 