Lucent Technologies Release 6 manual Telephone Installation

DEFINITY Enterprise Communications Server Release 6	Issue 5
Installation and Test for Multi-Carrier Cabinets 555-230-112	May 1998
5 Install and Wire Telephones and Other Equipment
Emergency Transfer Units and Associated Telephones	Page 5-43

Install Telephone for Power Transfer Unit

Trunk/Auxiliary Field: Telephone Used Only for Emergency Transfer

1.Connect a pair of wires between the -48Vand GRD terminals on the yellow emergency transfer row/connecting block and the EM TRANS RELAY PWR terminal. See Figure 5-18.

2.Connect 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 ST terminal appearance in the yellow trunk/auxiliary 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.Connect the ST leads from the terminal in Step 4 to the assigned terminal in the blue or white station distribution field.

Trunk/Auxiliary Field: Telephone Used for Emergency Transfer and as

Normal Extension

1.Connect a pair of wires between the -48Vand GRD terminals on the yellow emergency transfer row/connecting block to the EM TRANS RELAY PWR terminal. See Figure 5-19 on page 5-42.

2.Connect 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 telephone leads from the purple analog line board row/ connecting block to the LC terminals on the yellow emergency transfer row/connecting block for each telephone.

5.Connect ST leads on the yellow emergency transfer row/connecting block for each emergency transfer telephone to the ST terminal appearance in the purple trunk/auxiliary field.

6.Connect the ST leads from the terminal in Step 4 to the assigned terminal in the blue or white station distribution field.

Telephone Installation

Install telephone assigned to emergency transfer as follows:

1.Connect telephone to the information outlet.

2.Install patch cords/jumper wires between the system side and the station side of the station distribution field on the MDF.