Nortel Networks BCM50 manual To connect the cables to the wiring field card optional

Chapter 9 Connecting the cables to the BCM50 system 111

3Select the appropriate option for your system:

•If you are adding more auxiliary equipment, proceed to “Connecting an external paging system” on page 108 or “Connecting an auxiliary ringer” on page 107.

•If you are finished adding auxiliary equipment, proceed to “Next step” on page 112.

To connect the cables to the wiring field card (optional)

1Plug the RJ-21 end of the cable assembly into the RJ-21 telephony connector. The cable is now permanently connected to the RJ-21 telephony connector.

2Remove the terminal block from the WFC:

a Slide a small flat screwdriver into the rectangular opening at the back of the terminal block.

b Pry the terminal block such that the top rotates forward and the block comes free. You make the connections to the terminal block while it is removed from the header.

3Use a small slotted screwdriver to unscrew the wire hole screws on top of the terminal block.

4Insert the bare wire ends (¼” or 6mm) in the appropriate holes on the sides of the terminal block.

5Tighten the screws to hold the wires in place.

6Re-install the terminal block on the header of the WFC.

7Connect the remaining wires (digital telephones, analog telephones, and analog trunks) to the WFC.

The 8-pin modular jacks on the WFC accept RJ-45 or RJ-11 modular plugs.

8Connect cables to the main unit as required.

To connect the cables to the patch panel (optional)

1Plug the RJ-21 end of the cable assembly into the RJ-21 telephony connector.

2Plug the other end of the cable assembly into the patch panel header. The cable locks in place.

3Remove the terminal block from the patch panel:

a Slide a small flat screwdriver into the rectangular opening at the back of the terminal block.

b Pry the terminal block such that the top rotates forward and the block comes free. You make the connections to the terminal block while it is removed from the header.

4Use a small slotted screwdriver to unscrew the wire hole screws on top of the terminal block.

5Insert the bare wire ends (¼” or 6mm) in the appropriate holes on the sides of the terminal block.

BCM50 Installation and Maintenance Guide