Paradyne 3150 Operator's Manual page 19

Installing the Single –48 Vdc Power Supply
To install the CSU using a single source – 48 Vdc
power supply, refer to Figure 2-8
procedure.
To install the – 48 Vdc single source power supply,
1. Connect the black and red wires to the – 48 Vdc
return source.
DSU/CSU POWER
3150-A2-GB21-80
and use the following
PLUG
BLACK
1
RED
2
GREEN
3
WHITE
4
ORANGE
5
BLUE
6
Figure 2-8. – 48 Vdc Single Source Power Supply Pinouts
2. Connect the green wire to a suitable earth ground.
3. Connect the orange and blue wires to the –48 Vdc
input source.
4. Cut the white wire off at the outer insulation.
5. Plug the power connector into the CSU.
TO CUSTOMER-SUPPLIED BATTERY
–48 VDC RETURN
EARTH GROUND
X
–48 VDC INPUT
February 1998
Installation
496-14299-01
2-5