Siemens GIGASET SX205 Manuel D’Utilisation

Operation of entrance telephone

Gigaset SX205-255i / englisch / A31008-X255-B100-1-7619 / door_station.fm / 09.10.2003

Ritto TwinBus entrance system

Door type 2 (DTMF)

For details of connecting entrance telephones with DTMF control (door type 2), refer to

the example below.
Deutsche Telekom DoorLine

Caution!
Connect base power unit 6573 and additional unit TFV5680 using

enclosed bus connector.

Caution!
Connect base power unit 4753/01 and additional unit TFV4680/00 using

enclosed bus connector.

Gigaset SX205-255i