Sony 4-130-181-52(1) Headphones User Manual


 
DR-BT101_4-130-181-52(1)
8
US
Charging the unit
The unit contains a rechargeable Lithium-Ion battery, which should be charged
before using for the first time.
1 Open the cover of the USB (
)
jack.
2 Connect the supplied USB (
)
cable to the unit, and then
connect the other end to a
computer.
When connecting, confirm the
direction of
as in the illustration,
and then insert the connector.
Charging starts when the unit and
the computer are connected.
Make sure that the indicator (red)
lights up. Charging is completed in
about 4 hours* and the indicator
(red) goes off automatically.
* Time required for empty battery to
recharge.
Notes
If this unit is not used for a long time, the
indicator (red) may not light up when you
connect the USB cable to charge this unit. In
this case, do not disconnect the USB cable
from the unit and wait until the indicator
(red) lights up.
When you close the cover of the USB (
)
jack after charging, push the cover
thoroughly until the tab is full inserted.
For system requirements for a personal
computer that can charge the battery using
USB, see the “Specifications” (page 27).
Tips
If the USB cable is connected to a
computer while the unit is turned on, the
unit will be turned off automatically.
To charge the unit from an AC outlet, use
USB charging AC Power Adaptor AC-
U50AD (sold separately*). For details,
refer to the manuals supplied with the USB
charging AC Power Adaptor.
This unit cannot be turned on while
charging.
* The above optional accessory is not
provided in some areas.