User ManualTable of Contents1 Introducing the Cisco Unified IP Phone Expansion Module 79152Before You Begin3Package Contents3Footstand Kits3Additional Equipment4Safety Information4Installing and Using Your Expansion Module 79155Using an External Power Supply62 Installing the Cisco Unified IP Phone Expansion Module 79156Remove the Footstand from the Cisco Unified IP Phone7Connect the Support Bar to the Cisco Unified IP Phone9Connect the Expansion Module 7915 to the Support Bar9Connect the Interface Cable11Connect the Power Supply Unit12Connect the Footstand14Connect a Laptop Cable Lock (optional)14Start Up Sequence153 Features of the Cisco Unified IP Phone Expansion Module 7915164 Using the Cisco Unified IP Phone Expansion Module 791517Keeping Your Call Information Private18Configuring the Buttons on Your Cisco Unified IP Phone Expansion Module 791519Adjusting the Contrast195 Troubleshooting the Cisco Unified IP Phone Expansion Module 7915196 Technical Specifications for the Cisco Unified IP Phone Expansion Module 791521Physical and Operating Environment Specifications21Cable Specifications217 Where to Find More Information22Related Documentation228 Obtaining Documentation and Submitting a Service Request229 Cisco One-Year Limited Hardware Warranty Terms23Size: 1.42 MBPages: 26Language: EnglishOpen manual
