Yealink T58A Skype for Business User Manual page 8

Updating Phone Firmware..................................................................................................................................90
Resetting Your Phone......................................................................................................................................... 91
Troubleshooting....................................................................................................... 91
Why is the screen blank?................................................................................................................................... 91
Why does the phone display "Network unavailable"?...................................................................................... 91
Why does the phone display time and date incorrectly?................................................................................... 91
How can I obtain the MAC address of a phone when the phone is not powered on?....................................... 92
Why can't I sign into the Skype for Business server on the phone?.................................................................92
Why can't the phone pair with my Skype for Business client?......................................................................... 92
Why can't I see the Calendar menu on the phone?........................................................................................... 92
Why can't I get a dial tone?...............................................................................................................................92
Why doesn't the phone ring?..............................................................................................................................93
Why can't I receive calls?.................................................................................................................................. 93
Why doesn't my handset work?......................................................................................................................... 93
Regulatory Notices.................................................................................................. 93
Service Agreements............................................................................................................................................ 93
Limitations of Liability.......................................................................................................................................93
Safety Instructions.............................................................................................................................................. 93