Plantronics 640E Bluetooth Headset User Manual


 
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UK troUBlEsHooting
PoSSIBLE cAUSE SoLUTIon
Headset was not in discovery mode when
mobile phone menu selections were made.
See page 10 “Pairing”.
Incorrect menu selections were
made on your mobile phone.
See page 10 “Bluetooth Pairing”.
UK MY HEaDsEt DoEs not WorK WitH MY PHonE.
PoSSIBLE cAUSE SoLUTIon
Mute is turned on.
Press both sides of the
volume/mute button simultaneously.
UK callErs cannot HEar ME.
PoSSIBLE cAUSE SoLUTIon
The headset is not turned on.
Press the call control button for 2 seconds until you hear
a beep or see the headset status indicator glow blue.
Your headset is out of range.
Move the headset closer
to the phone or Bluetooth device.
Your headset battery is flat.
Charge your battery using the AC
power adapter supplied, or a AAA battery charger.
The listening volume is too low.
Press the top part of the volume/mute button
to increase the sound heard in the headset.
UK i cannot HEar callEr/Dialling tonE.
UK i DiD not EntEr MY PassWorD.
PoSSIBLE cAUSE SoLUTIon
Your phone did not locate the headset. Repeat the pairing process on page 10.
Incorrect menu selections were
made on your mobile phone.
Repeat the pairing process on page 10.