beautypg.com

Connecting power to the unit – Paradyne M/HDSL Standalone Termination Unit Hotwire 7984 User Manual

Page 28

background image

Initial Startup and Configuration

3-2

7984-A2-GB20-10

February 1999

Connecting Power to the Unit

If your package includes a power pack: Plug the power pack into an ac outlet
having a nominal voltage rating between 100–240 Vac. Connect the output cable
of the power pack to the connector marked POWER on the rear panel.

If your package includes a direct-connection +24 Vdc power cable: Connect the
unit to an external +24 Vdc power source as described in

Connecting the Unit to

an Optional External +24 Vdc Power Source

.

If you will use a –48 Vdc power supply: Connect the unit to an external –48 Vdc
power source as described in the documentation shipped with the power supply
and power cable.

Connecting the Unit to an Optional External +24 Vdc Power Source

Using the dc power cable, the Hotwire 7984 Standalone Termination Unit is
capable of operating on a +24 Vdc power supply.

"

Procedure

To use the dc power cable:

1. Connect the green wire to a suitable ground.

2. Connect the orange wire to the +24 Vdc source.

3. Connect the white wire to the return.

4. Cut the black, red, and blue wires off at the outer insulation.

5. Plug the power connector into the 7984 Standalone Termination Unit.

1

2

3

4

5

6

X

X

Ground

RTN

+24 Vdc

X

Black

Red

Green

White

Orange

Blue

99-14158-02

+24 Vdc Power Supply Pinouts