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Message
Possible Cause & Solution
Reference
No Connection To
Analog Line
•
You tried to make a call immediately after refusing a call.
→
Wait until "
TEL
" is shown on the display, then make the
call.
—
No Connection To
SIP Server
•
The unit’s network settings and/or SIP settings are incorrect.
→
Consult your system administrator.
—
No Connection To IP
Network
•
The LAN cable is not connected.
→
Check all connections.
•
The unit cannot receive IP settings from the DHCP server.
→
Consult your system administrator.
—
Hold Failure
•
The call could not be put on hold.
→
Check the status of the other party (or IP-PBX).
→
Wait a while and try again.
—
Resume Failure
•
The call could not be retrieved from hold status.
→
Check the status of the other party (or IP-PBX).
→
Wait a while and try again.
—
74
Operating Instructions
Document Version 2011/06
Troubleshooting