This document is the user guide for the SoundPoint IP® 550 SIP 2.1 phone by Polycom Inc. It describes the features and characteristics of the phone.
This User Guide provides everything needed to install, configure, and use the Polycom SoundPoint IP 550 SIP phone. It includes sections on parts, assembly, network and power connections, and basic operation.
The guide also details advanced features such as multiple call appearances, text messaging, buddy lists, and integration with Microsoft Live Communications Server, plus a troubleshooting chapter for common issues.
Refer to the "Connecting Network and Power Source" section of the guide for wiring and power requirements.
The display contrast can be set in the "Display Contrast" menu as described in the customization chapter.
Use the "Adding Contacts" procedure outlined in the Managing Contacts section.