User's Manual Part 1
Node B Rack Mount Installation Guide
Version 0.0.3 Page 11 of 39
The Digital shelf has the following interfaces on the front
Mains DC supply
Shelf interfaces to RF Shelf
IUB Interfaces – Ethernet, E1, T1, E3 or T3
Alarm Interfaces – input & output
Status - 7 Segment Display
Status – LEDs
LMT & Debug ports
On the rear the earth point and access to the fans.
Figure 5-4 : Digital Shelf Faceplate