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Preparations
Important
• Detach the battery pack from the player after being
used.
It is possible to leave the battery pack attached while
powering the player with the AC adapter.
Charging the battery pack
The battery pack needs to be charged before use.
(The battery indicator is shown on the screen when
the power in the battery pack is running low.) Perform
a full charge before the first use.
1
Turn off the player.
The battery pack cannot be charged when the player
is on. Be sure to turn off the player before charging
the battery pack.
2
Attach the battery pack to the player.
3
Connect the supplied AC adapter and the power
cord only to the player.
Charging starts, and the POWER indicator illuminates in
orange.
When the charging is completed, the POWER indicator
turns off.
Notes
• Charge the battery pack with a surrounding temperature of
+10°C to +30°C (+50°F to +86°F).
• While the charge is in progress, do not disconnect the AC
adapter and the power cord until the POWER indicator turns
off.
• The attached battery pack may get warm when you are
charging it or operating the player. This is not a defect.
Charging time of a battery pack Approximately 2.5 hours
• This value is for reference only. Charging time may vary
depending on battery pack status and environment.
Continuous playback time while
using the battery pack
Up to approximately 3
hours
• This value is for reference purpose only, it is not guaranteed.
(Conditions: 25°C, output from the headphones, new battery
pack in use.)
• Continuous playback time may vary depending on battery
pack status, operational status and environment conditions.
• Low temperature will shorten the playback time.