BT Diverse 1015 - Manual (Page 57)

54
Connecting to PBXs
Diverse 1015 is only approved for use with a
compatible PBX including those which do not
provide secondary proceed indication. If you
would like a list of suitable PBXs, contact BT
on 154. If you do have a compatible PBX, it
cannot be guaranteed that the telephone will
operate correctly under all possible conditions
of connection. If you have any difficulties,
contact BT on 154.
Generally Diverse 1015 can be connected to any
PBX where a simple modern telephone can be
used to make and receive calls. Diverse 1015 is
suitable for connection to PBXs which return
secondary proceed indication.
Technical information