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Entrance telephone configuring Gigaset 4170 4175 isdn How do I configure the entrance telephone? 1. Open the menu, press control key (on the dark displayed side). 2. Select "Base Settings", press control key and confirm with display key 3. Select "Settings" with display key .
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Entrance telephone configuring Gigaset 4170 4175 isdn 6. Select internal subscriber (21 or 22) with display key Confirm with display key 7. Select a device type with display key . Confirm with display 8. Select "Door type1 " or "Doortype2 (DTMF)" with display key .