Introduction
This document describes the practices to be adopted by field engineers during installation and maintenance
of BT Inspiration. A more detailed description of the product, along with customer programmable facilities
and features, may be found in the Owner' s Manual, which should be read in conjunction with this document.
General overview
PSTN
2+6
4+12
6+18
• The BT Inspiration can be connected to both PSTN and ISDN networks
• The BT Inspiration is a hybrid PABX / key-system, which may be equipped with a Featurephone, or
approved apparatus
• The BT Inspiration is modular in construction and can be upgraded by adding various system expansion
modules
• The BT Inspiration allows connection to ISDN 2 and analogue MF or LD exchange lines.
• The BT Inspiration may be configured with one or two internal S-Bus interfaces for connection to
approved ISDN apparatus.
• The BT Inspiration is a versatile easy to use system which is easy to install and maintain
ISDN
2+1 ISDN2+12
4+1 ISDN2+18
Page 4
1 ISDN2+6