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Install Telephones Used Only for Emergency
Transfer (Trunk/Auxiliary Field)���

  1. Connect a pair of wires between the -48V and GRD terminals on the yellow emergency transfer row/connecting block and the EM TRANS RELAY PWR terminal. See Connections for Telephone Used for Emergency Transfer.
  2. Connect Central Office (CO) trunk leads from the purple field to TC terminals on the yellow emergency transfer row/connecting block for each trunk.
  3. Connect CO trunk leads from the green field to TK terminals on the yellow emergency transfer row/connecting block for each trunk.
  4. 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. The ST terminal leads should be terminated on the following pairs: 1, 4, 7, 10, 13, 16, 19, or 22 (the first pair of any 3-pair group).
  5. Install the telephone:

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