Cisco XR 12406 Installation Manual page 119

Chapter 3 Installing the Cisco XR 12406 Router
Connect the source DC power leads to the three terminal ports in the DC power
Step 3
connector block in the following order
•
•
•
a.
b.
c.
Figure 3-20
4
1
2
Verify that the source DC circuit breaker servicing the DC PDU is switched on.
Step 4
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Ground lead first (bottom port on the connector block)
Positive lead second (middle port on the connector block)
Negative lead last (top port on the connector block)
Push the lead into the connector block port.
Use a flat-blade screwdriver to tighten the set screw and secure the lead.
Repeat Step 3a and Step
connector block.
DC PDU Power Connector Block
Negative terminal port
Positive terminal port
(Figure 3-20):
3b for the remaining leads and for the second PDU
P O
W E
R A
+
G N
D
3
Ground terminal port
4 Terminal port connector screws
Cisco XR 12406 Router Installation Guide
Connecting to a DC Power Source
1
2
3
3-31