Cisco XR 12406 - Manual (Page 50)

Chapter 1 Cisco XR 12406 Router Overview
Line Cards
1-34
Cisco XR 12406 Router Installation Guide
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Figure 1-15 DC Power Distribution Unit
DC-input power is connected through the DC PDU on the chassis rear panel. The
DC PDU is equipped with two DC power connector blocks. Each DC power
connector block is equipped with three terminal ports. Leads from the DC source
power should be connected to the terminal block. A negative lead is connected to
the top port, a positive lead to the middle port, and a ground lead to the bottom
port.
1 Captive screw 4 DC power distribution unit
2 DC power connector block A 5 Guide pin
3 DC power connector block B 6 Blower module connector
57992
1
2
6
5
4
3
PO
WER B
PO
W ER A
+
GND
+
GND