Contents
vi
Catalyst 4500 Series Switches Installation Guide
78-14409-08
Supervisor Engines
1-18
LEDs
1-24
Gigabit Ethernet Uplink Ports
1-25
10-Gigabit Ethernet Uplink Ports
1-25
SFP Ports
1-26
10/100BASE-T Port
1-26
CONSOLE Port
1-26
RESET Button
1-26
CompactFlash Port
1-27
Fan Assembly
1-27
Power Supplies
1-31
Power Supply LEDs
1-34
Power Supply Fan
1-35
Load-Sharing Feature
1-35
Environmental Monitoring Feature
1-35
1400 W DC Triple-input Power Supply Operational Modes
1-36
System Architecture
1-40
Power Flow
1-40
Power over Ethernet
1-41
Management Flow
1-45
Switching Traffic Flow
1-46
C H A P T E R
2
Preparing for Installation
2-1
Electrostatic Discharge
2-2
Preventing Electrostatic Discharge Damage
2-3
Site Power Requirements and Heat Dissipation
2-4
Power Connection Guidelines for AC-Powered Systems
2-5
Power Connection Guidelines for DC-Powered Systems
2-12
Calculating DC Input Current
2-13