Samsung OfficeServ DS-5021D User Manual page 48

Automatic Answer Mode (Intercom Calls Only)
When another station calls you, a short signal tone will be heard and then the phone
automatically answers the call.
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1 The microphone and speaker are turned on and
you can communicate hands-free.
2 For a private conversation, lift the handset.
3 To end the call, replace the handset or press either
the [End] or [Speaker] button.
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