supports)
(with two beep sounds in a row)
Reset -
Press
Reset
Button
Holding Keys
-
Put Hold Switch to the side of lock
Answer another call
Talking
Press Call/Power Button longer
Call swapping
Talking
Press Call/Power Button longer
Trouble Shooting
Check if the battery of the HFB-
300 is fully discharged.
Charge the battery.
Check if Call/Power Button was
not pressed long enough.
Press Call/Power Button for
more than 3 seconds to turn
on.
Does not turn on.
Check whether the Hold Switch on
the HFB-300 is ON.
Switch to OFF position.
Check if the handset supports
Hands free profile.
In order to make
conversation with HFB-300,
you need a Bluetooth
handset supporting Hands
free profile.
Check if the battery of the HFB-
300 is low.
Charge the battery.
Can not make
conversation through
the HFB-300
Check if the MIC is in MUTE or the
lowest volume level.
Cancel MUTE or Volume up
the MIC.