Plantronics Explorer 390 User Guide - Page 16

Troubleshooting My headset does not work with my phone. Headset was not in pairing mode when mobile phone menu selections were made. See page 5 "Pairing Your Headset." Incorrect menu selections were made on your mobile phone. See page 5 "Pairing Your Headset." I did not enter my PIN code/ passkey. Your phone may support Secure Simple Pairing and may not require you to enter a PIN code. Your phone did not locate the headset. Repeat the pairing process on page 5. Incorrect menu selections were made on your mobile phone. Repeat the pairing process on page 5. Callers cannot hear me, or I cannot hear caller/dialing tone. The headset is not turned on or the headset is not connected to mobile phone. 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 listening volume is too low. Press the volume key up (toward the earloop) to increase the sound heard in the headset. Headset does not charge The headset is currently in an environment that is either too cold or too hot. Move the headset to an environment where the temperature is between 50F - 104F (10C - 40C). 12