Platform Descriptions
Issue 8.0 July 2002
3-21
â– SECTION OW (LOC OW) LINE (X) and LINE (Y): These connectors
provide an interface that allows an orderwire (OW) set access to the
section orderwire (E1 byte) for voice communications. For more
information about the orderwire interface, refer to Section 6, "Operations
Interfaces."
â– LINE OW (EXP OW) LINE (X) and LINE (Y): These connectors provide an
interface that allows an orderwire set access to the line orderwire
(E2 byte) for voice communications. For more information about the
orderwire interface, refer to Section 6, "Operations Interfaces."
â– NATLUSELINE(X)andLINE(Y): These connectors are not used on this
shelf.
â– INTRAOFFICE LAN LINE (X) and LINE (Y): These connectors are
reserved for use in a future release.
■PWR: These connectors provide an interface to the −48 V power filters on
the filter panel. For more information about power, refer to Section 4,
"Power."
Except for power, all the cabling entering the interconnection panel is
connectorized with D-subminiature connectors. The power cables are connected
to RF filters on the interconnection panel using push-on type connectors.