FRITZ!Box 7581 Service - Knowledge Base
Assignment of sockets for telephony devices
The FRITZ!Box has sockets for connecting telephony devices to it. Here you will find the assignment of the FRITZ!Box's sockets so you can use your own cables, for example.
1 RJ11 sockets of sockets "FON 1" and "FON 2"
The two middle pins 3 and 4 are assigned on the RJ11 sockets.
2 TAE sockets of sockets "FON 1" and "FON 2"
The TAE sockets are assigned in such a way that contacts 1 and 2 on TAE plugs must be assigned (see fig.).
Fig.: Contacts 1 and 2 on a TAE plug