System components and making phone calls 
Touch screen display  Buttons and LED indicators  
 
 
Dialing and answering phone calls  External dial pad and satellite microphones 
 
 
Volume buttons 
Adjust device  
volume up or down.  
Mute button 
Toggle audio and 
video on/off. 
Use your finger tip to dial the  
phone number on the touch screen. 
Phone button 
Make a call, answer a 
call, or to go off hook. 
Flash button 
3 way calling or call  
Waiting. 
Info button 
Device tutorial, software 
version, diagnostics, and 
speed dialing 
Use the backspace to erase  
digits when using on-hook dialing. 
Indicator  Description 
 
Indicates whether external dial pad 
is connected or not. 
 
Indicates whether the  
Polycom CX5000 is plugged into a  
computer. 
 
Indicates whether a phone line is 
connected to the Polycom CX5000. 
 
Indicates whether Ethernet is con-
nected to the Polycom CX5000. 
Status indicators 
Polycom
® 
CX5000™ Quick Reference Card 
Blinking Green — A 
call is incoming. 
 
Blinking Red — The 
call is muted and 
video is paused. 
Green — A call is in  
progress and/or an  
audio/video conference is 
in progress via a  
connected  computer. 
 
On-hook dialing 
Dial the number using the touch screen dial pad and press 
the phone button to make the call. 
Off-hook dialing 
Press the phone button to go off-hook and hear a dial tone, 
and then dial the number using the touch screen dial pad. 
Answering a call 
When the phone rings, press the phone  
button to answer an incoming call. 
Flash button 
Use the flash button to answer a second call while the first 
one is in progress or to add a 3-party into an active call. 
 
Check with your telephone service provider or administrator 
if call waiting or 3-way calling services are enabled on your 
phone line. 
External dial pad 
Use the external dial pad to make or  
answer a phone call from where you are 
sitting.  It functions like the touch screen 
dial pad. 
Satellite microphones 
In large conference rooms, the satellite  
microphones can be placed in front of  
participants who are not sitting near the  
Polycom CX5000.  
LED Indicators