Nortel Meridian Meridian 1 Upgrade Manual page 71

Communication Server 1000M and Meridian 1
In Core 1, route and connect the cCNI to 3PE (NTND14) cables
The existing NTND14 cables may be reused if they meet the requirements of
the Important box on
cables must be replaced on side 1, remove the existing cables and replace with
the correct length cables. Connect the NTND14 cables to the Fanout panel in
Core/Net 1 and the 3PE cards in each equipped network group shelf 1. See
Table 14 on page 73
When configuring NTND14 cables, observe the following
rules:
• The shortest NTND14 Cable should always be used.
• A network group requires 4 NTND14 cables, 2 to
• A check should be made on the existing NTND14
Note: The NTND14 BX 50' cables are manufacture
discontinued.
When upgrading to CP PII, it is important to know whether Network group 0
will be in the Core/Net module or not. In many installations, Group 0 will be
established in a standard Network shelf, and should occupy a higher Network
group in the Core/Net.
If Network group 0 will be in the Core/Net, the factory configuration of the
new Core/Net modules is correct, and no further action is required.
If Network Group 0 will not be in the Core/Net module, some
re-configuration of the processor module is required to allow for concurrent
or future use of the Network portion of the Core/Net for a higher Network
group.
The NT4N40 shelf is factory-installed with NT4N29 cables and is configured
as group 0. If the network portion of the Core/Net shelf is used as a higher
Performing the upgrade
page 71. If it is determined that existing NTND14
and Figure 10 on page
IMPORTANT!
each half group. Both cables to each half group must
be the same length.
cables. Replace any cables that do not meet the
above requirement.
81C IGS to CS 1000M MG CP PII FNF Upgrade
Page 71 of 284
75.