Install Telephones Used for Emergency Transfer and as Normal Extension (Trunk/Auxiliary Field)
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- Connect a pair of wires between the
-48V and
GRD terminals on the yellow emergency transfer row/connecting block to the
EM TRANS RELAY PWR terminal. See Connections for Telephone Used for Emergency Transfer and as Normal Extension.
- Connect CO trunk leads from the purple field to
TC terminals on the yellow emergency transfer row/connecting block for each trunk.
- Connect CO trunk leads from the green field to
TK terminals on the yellow emergency transfer row/connecting block for each trunk.
- Connect telephone leads from the purple analog line circuit pack row/ connecting block to the
LC terminals on the yellow emergency transfer row/connecting block for each telephone.
- Connect
ST leads on the yellow emergency transfer row/connecting block for each emergency transfer telephone to the assigned terminal in the blue or white station distribution field.
- Install the telephone:
- Connect telephone to the information outlet.
- Install patch cords/jumper wires between the system side and the station side of the station distribution field on the MDF.
Connections for Telephone Used for Emergency Transfer and as Normal Extension
Figure Notes:
-
To Network Interface Facility
-
To Blue or White Station Distribution Field
- To TN2183 or Equivalent Analog Line Circuit Pack
-
To TN747 (or Equivalent) Central Office Trunk Circuit Pack
-
To Power Transfer Unit
-
To Control Carrier AUX Connector
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