Polycom
®
 Communicator User Guide - 8
If you make this change you will then
need to go to the Skype Application
and make Polycom Communicator
the default sound device for Skype
by doing the following: 
Open the Skype Application and select 
“Tools” > “Options” > “Audio Settings”.
You can then change the “Microphone”,
“Speakers” and “Ringing” settings to
the Polycom Communicator.
   For additional information about the 
Polycom
®
 Communicator C100S or 
other Polycom
®
 products, visit  
www.polycom.com.
   For the most recent user 
documentation and software visit 
support.polycom.com/c100s.
Troubleshooting
If your Polycom
®
 Communicator C100S 
buttons do not provide call control as 
described in this document, please try 
one the following:
   Open the Polycom
®
 C100S Manager 
and click the Diagnostics link to 
access tools that enable verification 
of the device controls.
   Verify that Skype is configured 
to interact with the Polycom 
Communicator C100S. Open the 
Skype Application and select“Tools” 
> “Options” >“Advanced” >”Manage 
other programs’s access to Skype
   Plug your Polycom
®
 Communicator 
C100S into a different USB port on 
your PC.