Paradyne 3161 - Manual (Page 34)

2. Installation
2-8 March 2001 3160-A2-GB24-10
Installing the Redundant –48 Vdc Power Supply
To install the Model 3164 DSU/CSU using a redundant – 48 Vdc SELV power
supply, refer to
Figure 2-10, –48 Vdc Redundant Source Power Supply Pinouts ,
and use the following procedure.
Procedure
To install the redundant – 48 Vdc power supply:
1. Connect the black wire to the –48 Vdc return source B.
2. Connect the red wire to the –48 Vdc return source A.
3. Connect the green wire to a suitable ground.
4. Connect the orange wire to the –48 Vdc input source B.
5. Connect the blue wire to the – 48 Vdc input source A.
6. Cut the white wire off at the outer insulation.
7. Plug the power connector into the DSU/CSU.
Figure 2-10. –48 Vdc Redundant Source Power Supply Pinouts
1
2
3
4
5
6
BLACK
RED
GREEN
WHITE
ORANGE
BLUE
– 48 VDC RETURN B
– 48 VDC RETURN A
GROUND
– 48 VDC INPUT B
– 48 VDC INPUT A
99-14300-02
X
DSU/CSU POWER
PLUG TO CUSTOMER-SUPPLIED BATTERY