User's Manual

Table Of Contents
Installation
49
CT Rack E1 Cabling 120 ohm
From the site survey, confirm the location of the Digital Distribution Frame (DDF) if a DDF is
to be used or the Backhaul/Access Concentrator if the E1 feeds are fed directs to the
equipment. The length of E1 feeds should not exceed 250 metres
Note: This must be a SELV port of an EN 60950 approved product.
CT Modem Shelf interface connections to shelf backplane 303-1001-900