Cisco 4948 Installation Guide - Page 68
Removing the DC-Input Power Supply
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Removing and Installing the DC-Input Power Supply Figure 4-1 Removing the DC-Input Power Supply + - PWR - C49-300DC -48 To 8A -60VAC INPUT OK OUTPUT OK + - 1 PWR - C49-300DC -48 To 8A -60VAC INPUT OK OUTPUT OK Chapter 4 Removal and Replacement Procedures 278171 + - PWR - C49-300DC -48 To 8A -60VAC INPUT OK OUTPUT OK 2 + - PWR - C49-300DC -48 To 8A -60VAC INPUT OK OUTPUT OK 1 Detach the power leads from the terminal block in the following order: • (+) positive • (-) negative • Ground 2 Loosen captive installation screw Catalyst 4948E and Catalyst 4948E-F Switch Installation Guide 4-4 OL-21561-02
4-4
Catalyst 4948E and Catalyst 4948E-F Switch Installation Guide
OL-21561-02
Chapter 4
Removal and Replacement Procedures
Removing and Installing the DC-Input Power Supply
Figure 4-1
Removing the DC-Input Power Supply
1
Detach the power leads from the terminal block in the
following order:
•
(+) positive
•
(–) negative
•
Ground
2
Loosen captive installation screw
INPUT
OK
OUTPUT
OK
PWR - C49-300DC
-48 To -60VAC
8A
+
-
+
-
INPUT
OK
OUTPUT
OK
PWR - C49-300DC
-48 To -60VAC
8A
278171
+
-
INPUT
OK
OUTPUT
OK
PWR - C49-300DC
-48 To -60VAC
8A
INPUT
OK
OUTPUT
OK
PWR - C49-300DC
-48 To -60VAC
8A
+
-
1
2