Plantronics 645 Headphones User Manual


 
13
TROUBLESHOOTING
Headset was not in pairing mode
when mobile phone menu selections
were made. See page 7 “Bluetooth
Pairing”.
Incorrect menu selections were made
on your mobile phone. See page 7
“Bluetooth Pairing”.
Your phone did not locate the headset.
Repeat the pairing process on page 7.
Incorrect menu selections were made
on your mobile phone. Repeat the
pairing process on page 7.
Mute is turned on. Press both sides of
the volume/mute button
simultaneously.
The headset is not turned on. Press
the call control button for 2 seconds
until you hear a beep or see the
indicator light glow blue to turn
headset on.
Your headset is out of range. Move the
headset closer to the phone or
Bluetooth device.
Your headset battery is drained.
Charge your battery using the AC
power adapter supplied, the AC
adapter from your mobile phone, or
an AAA battery.
The listening volume is too low. Press
the top part of the volume/mute
button to increase the sound heard in
the headset.
My headset does not work with my
phone.
I did not enter my passkey.
Callers cannot hear me.
I cannot hear caller/dialing tone.
PROBLEM SOLUTION