Siemens OptiPoint 410 - Using Group Features; Call Pickup Groups

optiPoint 410 entry Administration
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Step by Step
No PBX address
No PBX address Æ page 72 is configured.
Possible solution
Enter the PBX address Æ page 17.
The PBX does not react
The telephone cannot find the PBX Æ page 85.
Possible solution
Check the PBX.
Log in failed
The PBX No. Æ page 72, Participant No. Æ page 80,
and/or the participant password Æ page 80 are invalid.
Possible solution
Change the PBX address Æ page 72.
Change the Participant No. Æ page 80.
Change the participant password Æ page 80.