Cisco 4948 - Catalyst Switch Instalační příručka stáhnout pdf (Strana 57)

3-15

Catalyst 4948E and Catalyst 4948E-F Switch Installation Guide

OL-21561-02

Chapter 3 Installing the Switch

Attaching the Interface Cables

Step 9 Do not turn source DC power on at this time. Continue the installation process by attaching the interface

cables to the chassis ports.

Figure 3-6 Connecting Source DC to the DC-Input Power Supply (PWR-C49-300DC)

Attaching the Interface Cables

This section covers attaching the interface cables to the chassis front panel connectors. The section is

divided into the following topics:

Connecting to the Downlink Ports, page 3-16

Installing Uplink Port Transceivers and Cables, page 3-16

Connecting to the Ethernet Management Port, page 3-20

Connecting to the Console Port, page 3-20

1 Attach the source DC leads to the power

supply terminal block in the following order:

• Ground

• (–) negative

• (+) positive

207517

INPUT

OK

OUTPUT

OK

PWR - C49-300DC

-48 To -60VAC

8A

+

-

+

-

INPUT

OK

OUTPUT

OK

PWR - C49-300DC

-48 To -60VAC

8A

1

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