Cisco CATALYST 4500 7 SLOT CHASSIS FAN NO POWER SUPPLY REDUNDANT SUPCAPABLE Техническое Руководство
Chapter 4 Removing and Replacing FRUs
Removing and Replacing the Power Supply
4-12
Catalyst 4500 Series Switches Installation Guide
78-14409-08
Figure 4-11
DC-Input Power Supply
Figure 4-12
DC Triple-input Power Supply
Captive screw
Captive screw
In-line power switch
Serial communication
connector
Main power switch
Terminal block
79160
120913
Power switch 1, 2, 3
Terminal block
Ground lugs
Input OK 1, 2, 3 LEDs
Fan OK LED
Output Fail LED
1
-
+
-
+
-
+
2
3
Captive screw
Captive
screw
Minus (-)
Plus (+)