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Understanding Line and Call Icons
Icon Line or Call State Description
Active call using 
Polycom
®
 HD Voice™ 
technology
A call is in progress using Polycom HD Voice. 
The active call icons merge into one icon on 
the phone screen. The following figure shows 
what displays on the screen during an active 
call:
Active call not using 
Polycom HD Voice
A call is in progress that does not use 
Polycom HD Voice.
Conference A conference is in progress. See Hosting Local 
Conference Calls on page 3-6.
Dialing The phone is dialing a number.
Do Not Disturb You have enabled the Do Not Disturb feature 
on your phone. Your phone will not ring. See 
Using Do Not Disturb on page 3-14.
Forwarding You have enabled the forwarding feature on 
your phone. See Forwarding Calls on page 
3-11.
Hold A call or conference is on hold. See Holding 
and Resuming Calls on page 3-5 and Holding 
and Resuming Conferences on page 3-7.
Registered line The phone can place and receive calls.
Registered shared line The phone, which shares a directory number 
with another phone, can place and receive 
calls.