Cisco 7906G User Manual page 10

Contents
Additional Options
C H A P T E R 9
C H A P T E R 1 0
A P P E N D I X A
Cisco Unified IP Phones 7906G and 7911G User Guide for Cisco Unified Communications Manager 9.0 (SCCP
and SIP)
x
85
Troubleshooting 87
Problems
87
No Dial Tone or Cannot Complete Call
Missing Softkey
88
Cannot Barge Call and Hear Fast Busy
Call Disconnects After Barge
Cannot Use CallBack
Call Forward All Error Message
Unresponsive Phone
Security Error Message
Phone Troubleshooting Data
Quality Reporting Tool
Warranty
91
Cisco One-Year Limited Hardware Warranty Terms
87
88
88
89
89
89
90
90
90
91