Installing The Redundant -48 Vdc Power Supply - Paradyne 3160 Operator's Manual

Installing the Redundant –48 Vdc Power Supply
"
3160-A2-GB21-80
To install the DSU/CSU using a redundant – 48 Vdc SELV power supply, refer to
Figure 2-11 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.
DSU/CSU POWER
PLUG
BLACK
1
RED
2
GREEN
3
WHITE
4
ORANGE
5
BLUE
6
Figure 2-11. – 48 Vdc Redundant Source Power Supply Pinouts
March 1999
TO CUSTOMER-SUPPLIED BATTERY
–48 VDC RETURN B
–48 VDC RETURN A
GROUND
X
–48 VDC INPUT B
–48 VDC INPUT A
Installation
99-14300-02
2-7