
EN
  | If the volume is still too low, select another | 
  | Tx Slide Switch setting (refer to the Quick  | 
  | Start Guide).  | 
Incorrect  | Try other Configuration Dial settings on  | 
Configuration Dial  | the base unit.  | 
setting for your  | 
  | 
telephone  | 
  | 
  | 
  | 
PROBLEM
I can hear a dial tone in more than one configuration position
Possible Cause  | Solution  | 
Telephone will work  | Use the position that sounds best to you  | 
in more than one  | and the person you call.  | 
Configuration Dial  | 
  | 
position  | 
  | 
  | 
  | 
PROBLEM
I tried all four positions on the Configuration Dial and cannot hear a dial tone in any position.
Possible Cause  | Solution  | 
CS50 Wireless  | Check that the telephone is connected to  | 
Headset System is  | the base unit’s Telephone Cable Port.  | 
not connected  | 
  | 
correctly  | Check that the handset is connected to  | 
PROBLEM
Receive sounds distorted.
Possible Cause  | Solution  | 
Listen volume too  | If your telephone has a receive  | 
high on your  | volume control, lower this until  | 
telephone  | the distortion disappears.  | 
  | If the distortion is still present, lower the  | 
  | Listen Volume Adjust on the headset.  | 
  | If the distortion persists, select another  | 
  | Rx Slide Switch setting (refer to the  | 
  | Quick Start Guide).  | 
  | 
  | 
PROBLEM
I can hear too much background conversation, noise or sidetone.
Possible Cause  | Solution  | 
Speak volume is  | Lower the Speak Volume by adjusting the  | 
too high  | Speak Volume control on the base unit.  | 
  | If the volume is still too high, select  | 
  | another Tx Slide Switch Setting (refer to  | 
  | the Quick Start Guide).  | 
  | 
  | 
PROBLEM
Sudden loss of audio, continuous noise or distorted audio on receive.
EN
  | the base unit’s Handset Cable Port.  | 
You may have an  | Call your supplier or local Plantronics  | 
office incompatible  | for help.  | 
phone  | 
  | 
The telephone line  | Reconnect the handset to the telephone  | 
is dead  | and test.  | 
Possible Cause
Software reset required
Solution
Press the Talk Button (20) twice.
If the problem persists perform a System Reset refer to instructions on page 16.
12  | 13  |