User manual

Table Of Contents
Page 228 of 458 Cabling Common Equipment in a Multi Group system
NN43021-310 Standard 02.02 October 2008
FIJI card cabling
Fiber Network is enabled by the installation of one NTRB33 Fiber Junctor
Interface (FIJI) card in each Core/Net or Network module (see Figure 95 on
page 230). Double slot FIJI(NTRB33AF) cards require two slots; they are
installed in slots 2 and 3 of each Network module, or in slots 8 and 9 of each
Core/Net module whereas Single slot FIJI(NTRB33BBE5) cards require one
slot; they are installed in slot 2 of each Network module, or in slot 9 of each
Core/Net module. The LCD display shows the Network group and shelf. If an
error occurs, this window displays an Alarm code.
WARNING
The shortest Fiber Cable must always be used.
The cables from Group 0 to Group 1 must always be
the same length as the cables from the last group
back to Group 0
The delta between the lengths of each fiber ring from
Group 0 to any other group must not exceed 15 m
(50 ft). Rings are directional. Ring 0 is ascending and
Ring 1 is descending.
Class 1 LED Device