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Installing the DC Shelf
This chapter explains how to connect the DC power supply to the BPX switch.
Contents of this chapter include:
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Before proceeding in this chapter, complete the following procedures:
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Preparing for DC Power Installation
Before you begin, you should do the following:
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DC Power Input Connections
The following are the two ways to configure a DC-powered BPX switch:
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Figure 10-1 illustrates a wiring connection from a -48 VDC power source to one or two DC Power Entry
Modules. The wiring is provided by the installer.
Release 9.3.30, Part Number 78-12907-01 Rev. E0, May 2005
DC Power Input Connections
Card Slot Fuses
Fan Power Fuses
Chapter 8, "Installation with Cisco Cabinets including 7000 Series Routers"
Chapter 9, "Installation in Customer Cabinet"
Verify that you have all necessary DC power cables.
Verify that you have all cabinet earthing cabling and ground points.
Dedicated grounds are installed to the switch.
(Suitable crimps can be obtained from RS Components at http://rswww.com with product codes of
531-021 for a 10mm 2 cable and 119-160 for a 6mm 2 cable.)
Confirm that power is from isolated supplies.
Verify that -48 VDC, 50 amp dual feeds are connected to the switch from the power distribution unit.
Inspect all power and ground connections. Check for voltage and polarity.
Single DC Power Entry Module, single power feed
Dual DC Power Entry Module, dual power feed
C H A P T E R
Cisco BPX 8600 Series Installation and Configuration
10
10-1
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Troubleshooting
