Cannot Sign In to Personal Directory 86
No Caller ID on Remote Hold 86
Security Error Message 86
CHAPTER 12
Product Safety and Security 89
Safety and Performance Information 89
Power Outage 89
External Devices 89
Power Information 90
Phone Behavior During Times of Network Congestion 90
FCC Compliance Statements 90
FCC Part 15.21 Statement 90
FCC RF Radiation Exposure Statement 90
FCC Receivers and Class B Digital Statement 91
Cisco Product Security Overview 91
CHAPTER 13
Warranty 93
Cisco One-Year Limited Hardware Warranty Terms 93
Cisco IP Phone 7811, 7821, 7841, and 7861 User Guide for Cisco Unified Communications Manager 10.0 (SIP)
viii
Contents