Sony DRBT20NX Headphones User Manual


 
25
Low sound level
, Turn up the volume of this unit.
, Turn up the volume of the
BLUETOOTH device if the
BLUETOOTH device has a volume
control.
Low sound quality
, Switch the BLUETOOTH connection
to A2DP (Advanced Audio
Distribution Profile) when HSP
(Headset Profile) is set.
When calling
The recipient’s voice
cannot be heard.
, Check that both this unit and the
BLUETOOTH mobile phone are
turned on.
, Check the connection between this
unit and the BLUETOOTH mobile
phone.
, Check that output of the
BLUETOOTH mobile phone is set
for this unit.
, Check that the volume of the unit is
not set too low.
, Check that the volume of the
BLUETOOTH mobile phone is not
set too low if the BLUETOOTH
mobile phone has a volume control.
, If you are listening to music using
this unit, stop playback, press the
multi function button and talk.
Low sound from recipient
, Turn up the volume of this unit.
, Turn up the volume of the
BLUETOOTH mobile phone if the
BLUETOOTH mobile phone has a
volume control.
Initializing the
unit
You can reset this unit to its default
(such as volume setting) and delete
all pairing information.
1 If this unit is turned on,
press and hold the
POWER button for
about 3 seconds to turn
off this unit.
2 Press and hold the
POWER button and
multi function button
together for about
7 seconds.
The indicator (blue) and
indicator (red) flash together
four times, and this unit is reset
to the default setting. All pairing
information is deleted.