Installation

Important Instructions

Read and follow all warning notices and instructions marked on the DSU/CSU or included in this guide.

For a complete listing of the safety instructions, see the Important Safety Instructions section at the beginning of this guide.

HANDLING PRECAUTIONS

FOR

STATIC-SENSITIVE DEVICES

This product is designed to protect sensitive components from damage due to electrostatic discharge (ESD) during normal operation. When performing installation procedures, however, take proper static control precautions to prevent damage to equipment. If you are not sure of the proper static control precautions, contact your nearest sales or service representative.

Optional Power Sources

The DSU/CSU is typically powered by the ac power module. Use the following procedures only if you want to use an optional dc power source.

Using the optional dc power cable, the DSU/CSU is capable of operating on either a +24 Vdc power source,

±48 Vdc single source battery, or ± 48 Vdc redundant source batteries (for power backup). To use dc power, choose one of the following power supply types.

Installing the +24 Vdc Power Supply

To install the DSU/CSU using a +24 Vdc power supply, refer to Figure 2-9and use the following procedure.

To install the +24 Vdc power supply,

1.Connect the green wire to a suitable earth ground.

2.Connect the white wire to the +24 Vdc return.

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

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

5.Plug the power connector into the DSU/CSU.

DSU/CSU POWER

 

 

 

 

PLUG

 

TO CUSTOMER-SUPPLIED BATTERY

 

 

 

BLACK

 

 

 

1

 

X

 

 

RED

 

2

 

X

 

 

GREEN

 

3

 

 

EARTH GROUND

 

 

WHITE

 

 

4

 

 

+24 VDC RETURN

 

 

ORANGE

 

 

5

 

 

+24 VDC SOURCE

 

 

BLUE

 

 

6

 

X

 

 

 

 

 

 

 

 

 

496-14298-01

Figure 2-9. +24 Vdc Power Supply Pinouts

3160-A2-GB21-50

January 1997

2-5

Page 24
Image 24
Paradyne 3160-A2-GB21-50 manual Important Instructions, Optional Power Sources, Installing the +24 Vdc Power Supply