1.5 Important Information
The connection to the telecommunication systems must
not be hard wired and must be unplugged before the earth
is disconnected.
Method of connection
This apparatus is connected to the exchange line or
PABX/PMBX extension by the new standard British
Telecom plug and socket.
Arrangements for provision of this type of termination can
be made through the nearest British Telecom Sales Office.
This apparatus may be connected to the following types of
installation.
a) For connection to the public switched telephone
network (PSTN) and compatible PBX (Private Branch
Exchange), which use DTMF signalling. (Please
consult your supplier for an up to date list of
compatible PBX’s.)
b) The apparatus can be used on extension sockets
connected to a direct exchange line (D.E.L.).
c) This apparatus is suitable for connection to the
telecommunication system directly or via compatible
private branch exchange as an extension. The supplier
of the apparatus should be consulted for an up to date
list of PBX’s with which the apparatus is compatible.
It cannot be guaranteed that the apparatus will operate
under all possible conditions of connection to compatible
PBX’s.
●
This apparatus is suitable for connection to a PBX with
or without initial proceed indication.
●
This apparatus is suitable for connection to a PBX with
or without secondary proceed indication.
Any cases of difficulty should be referred in the first
instance to the supplier of the apparatus.
d) The apparatus must not be connected in the following
manner:
–As an extension to a pay phone
–As a party line with shared service
NOTES:
●
If you experience any problems with the normal use of
your apparatus, you should unplug it from the telephone
outlet and connect a known working telephone in its
place. If the known working telephone still gives
problems, then please contact the customer service
department of your PSTN operator (e.g. BT etc.). If it
operates properly, then the problems are likely to be a
fault in your apparatus. In this case, consult your
supplier for advice.
●
Your PSTN operator may charge you if they attend a
service call that is not due to apparatus supplied by
them.
Detailed operating instructions are on the CD-ROM.
5
1. Important Information
