Installation 281
Table120
LEI card - NT8D37 IPE module vintage level port cabling
Vintage Level Number of ports
cabled to I/O panel
NT8D37BA 30 ports
NT8D37DE 16 ports
NT8D37EC 30 ports
Available and restricted cardslots in the NT8D37 IPE module
If installing the LEI into an NT8D37 IPE module, the card slots available
depend on the vintage level module.
Vintage levels cabling 30 ports: For modules with vintage levelsthat
cabled 30 ports to the I/O panel, the LEI can be installed in any pair of
card slots 0-15.
Vintage levels cabling 16 ports: For modules with vintage levelsthat
cable 16 ports to the I/O panel, the LEI can be installed into the card slot
pairs shown in the following card slots:
Available: Motherboard/Daughterboard
0 and 1
1 and 2
4 and 5
5 and 6
8 and 9
9 and 10
12 and 13
13 and 14
LEIs must not be installed into the following card slot pairs:
Restricted: Motherboard/Daughterboard
2 and 3
3 and 4
6 and 7
10 and 11
11 and 12
14 and 15
If the LEI must be installed into one of the restricted card slot pairs, rewire
the IPE module card slot to the I/O panel byinstalling an additional NT8D81
cable from the LEI motherboard slot to the I/O panel, and re-arranging
the three backplane connectors for the affectedcard slots. This permits
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23May 2008
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.