Internal Power Supply - Cisco Catalyst 1000 Series Hardware Installation Manual

Internal Power Supply

Figure 5: Rear Panel of a Switch with Fan
1
2
Figure 6: Rear Panel of a Fanless Switch
1
2
Internal Power Supply
All the switches are powered through their internal power supplies. The internal power supply is an autoranging
unit that supports input voltages between 100 and 240 VAC (max of 90V to 264V). The AC frequency range
Cisco Catalyst 1000 Series 24-Port and 48-Port Switch Hardware Installation Guide
8
Security Slot 3
A loop (for the optional
power cord retainer)
Security Slot 3
A loop (for the optional 4
power cord retainer)
Product Overview
An AC power connector
An AC power connector
Heat sink fins