Small Office Install
Small Office Edition Installation Manual
Page 54
IP Office 3.0
40DHB0002UKED Issue 3 (4th February 2005)
Telephone Converter Cables
The following diagrams show the pin-outs of various Structured Cabling Telephone Converters. The first
two telephone converters shown provide the required conversion allowing correct operation of the
attached telephone.
Each telephone port on the
Phone
modules acts as a Master socket, thus only Slave Telephone
Converters are required.
RJ45 - Compatible Converter
RJ11/45 Adapter
RJ11 Pin
Number
RJ45 Pin
Number
BT Newplan Socket Pin
Number
3 4
2
4 5
5
Other connections are not relevant. BT Newplan socket connections may be reversed as polarity is not
important. This adapter may be used with DT telephones fitted with BT Newplan plugs.