Installing And Removing The Emi Covers - Northern Telecom DNC-50 Installation Manual

Installing and Removing the EMI Covers

Each cabinet includes eight SRU shelf positions. Each shelf position has two
connectors, which are both covered for EMI protection when an SRU is installed in
the shelf position. If a shelf position is left empty, however, the bus connectors
should be covered by the metal EMI covers shipped with the cabinets.
The EMI covers are installed as follows:
(1) Locate an EMI cover (Part no. PO686018-01-AT). Six covers are shipped inside
(2) From the front of the cabinet, position the EMI cover against the bus connector
The pin is sharp and may cause injury.
(3) The EMI cover is equipped with slots at the top and bottom. Hook these slots
(4) From the rear of the cabinet, snap the EMI cover into place by pulling out and
(5) To remove an EMI cover, push in and up from the cabinet rear.
Setting the NT4G19EA Power Supply for 115 or 220 Vac Operation 13
the cabinets, tie-wrapped to the shelf frame in bubblewrap packing. They are
removed and set aside when the cabinet is installed. No fasteners are required to
install the covers.
at the rear of the shelf, moving the cover over the pin at the rear of the shelf.
onto the shelf frame at the top and the bottom as shown in Fig. 6-6. Leave the
cover resting in place and go around to the rear of the cabinet.
down.
- WARNING -
Practice 450-1011-201