Chapter 4 Removal and Replacement Procedures

Removing and Installing the DC-Input Power Supply

Figure 4-2 Installing the DC-Input Power Supply

+

 

 

 

PWR -

 

-

C49-300DC

 

 

 

-48 To -

60VAC

 

8A

 

INPUT

OUTPUT

 

OK

 

 

OK

1

+

 

 

 

PWR -

 

-

C49-300DC

 

 

 

-48 To -

60VAC

 

8A

 

INPUT

OUTPUT

 

OK

 

 

OK

+

 

 

 

PWR -

 

-

C49-300DC

 

 

 

-48 To -

60VAC

 

8A

 

INPUT

OUTPUT

 

OK

 

 

OK

+

 

 

 

PWR -

 

-

C49-300DC

 

 

 

-48 To -

60VAC

 

8A

 

INPUT

OUTPUT

 

OK

 

 

OK

2

278172

1

Secure the power supply in the chassis with the captive

2

Attach the source DC leads to the terminal block in the

 

installation screw.

 

following order:

 

 

 

 

Ground

 

 

 

 

(–) negative

 

 

 

 

(+) positive

 

 

 

 

 

 

 

 

 

 

 

 

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

 

OL-21561-02

4-7

 

 

 

Page 71
Image 71
Cisco Systems 4948E-F manual Installing the DC-Input Power Supply