Avaya DEFINITY Server R Manual page 414

Adding New Carriers and EPN Cabinets
Removing the Hardware
1. Be sure that you have unadministered the trunks, attendant consoles,
voice terminals, and data modules associated with the port circuit packs in
the EPN cabinet.
2. Remove the fiber optic cables from the fiber transceivers at both ends of
the fiber span. Carefully coil the fiber optic cables. Avoid bending cables to
a radius smaller than 1.5 inches (3.8 cm).
3. Remove the fiber transceivers from the DS1 and/or DS1 converter circuit
packs at both ends of each fiber span.
4. Remove the 25-pair cables from the connector panel on each carrier of the
EPN.
5. Type remove cabinet <number> and press
cabinet administration.
6. Remove the power cords from the power units in each carrier in the EPN
and remove the AC power cord or DC power wires.
7. Check the grounding scheme for the cabinets. Perform the following:
a. If any cabinet ground wires connect in series between the EPN
b. If any cabinet ground wires connect in parallel to other cabinets, or
8. Carefully remove the EPN cabinet. The cabinet may weigh as much as 800
pounds. Use caution.
9. Type change system-parameters features and press
screen to change the TTI field back to its previous value before the
upgrade.
10. When finished, place dust covers over all exposed fiber couplings that
remain after the fiber optic cables are removed.
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Issue 5 October 2002
cabinet and any other cabinet, remove the wires from the EPN
cabinet and connect them to the next cabinet in the ground plane.
!
CAUTION:
Never leave cabinets ungrounded. When a ground wire is
removed from a series-connected cabinet, the ground plane
becomes open with respect to all subsequent cabinets.
connect directly to the AC power panel ground or other approved
ground, remove the wire from each end of the ground span.
. This removes the EPN
Enter
. Use this
Enter
555-233-115