Nt8D3503/Nt8D3507 Network Module Card Cage - Nortel Meridian 1 Replacement Manual

NT8D3503/NT8D3507 Network Module Card Cage

Table 5
Typical CNI configurations
System CNI card slot
Option 81C
Note: Each port on the CNI card provides functions similar to one QPC215 SBE Card in Option 71. You do
not have to configure both ports on the CNI card.
The NT8D3503 Network Module Card Cage uses BTUs, however, the
NT8D3507 Network Module Card Cage does not use BTUs, it uses hybrid
terminators that are an integral part of the backplane. To replace a defective
backplane in an NT8D35 Network Module, you must replace the card cage.
Use this procedure to replace the Network Module card cage.
Module covers are not hinged; do not let go of the cover. Lift the cover
away from the module and set it out of your work area.
Removing equipment
1 Disable the QPC441 3-Port Extender (3PE) Card by disabling the
associated QPC215 Segmented Bus Extender (SBE) Card (the CPU
associated with the SBE must be inactive):
LD 35 (or LD 135 for Option 81 and 81C systems)
DIS EXT xxx
or
DIS CNI core slot port
for Options 81 and 81C
****
Port
12
12
13
13
14
Replacing equipment
WARNING
Table 7 lists extender codes specified
by "xxx"
refer to Table 5,and Table 6, and
exit
0
1
0
1
0
Page 209 of 362
Network group
Group 0
Group 1
Group 2
Group 3
Group 4
Hardware replacement