ATCOM AT800 Series User Manual page 4

AT800 Series User
AT800 Series AT800 AT800 Series Series User User User Manual
Phone book.......................................................................................................................................... 38
Call log.................................................................................................................................................. 38
FAQ............................................................................................................................................................... 39
How to restore to factory settings........................................................................................................39
Upgrading in the safe mode................................................................................................................. 39
How to make direct IP calls.................................................................................................................. 39
How to connect headset...................................................................................................................... 39
Trouble shooting.......................................................................................................................................... 40
Phone can't register to the SIP server.................................................................................................. 40
Device can't obtain IP address............................................................................................................. 40
Conversation with one way speech......................................................................................................40
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