Cisco Catalyst 3850 User Manual

Figure 52: AC-Power Supply with Power Cord Retainer
Figure 53: AC-Power Supply with Velcro Strap
Velcro strap1
Step 7 Connect the power cord to the power supply and to an AC power outlet. Turn on the power at the power
source.
Step 8 Confirm that the power supply AC OK and PS OK LEDs are green.
Installing a DC Power Supply
An exposed wire lead from a DC-input power source can conduct harmful levels of electricity. Be sure that
no exposed portion of the DC-input power source wire extends from the terminal block plug. Statement 122
Warning
Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Statement 1003
Warning
This product relies on the building's installation for short-circuit (overcurrent) protection. Ensure that the
protective device is rated not greater than: 20 A. Statement 1005
Warning
A readily accessible two-poled disconnect device must be incorporated in the fixed wiring. Statement 1022
Warning
Catalyst 3850 Switch Hardware Installation Guide
75OL-26779-05
Power Supply Installation
Installing a DC Power Supply

Cisco Catalyst 3850 Specifications

General

Stacking Bandwidth	480 Gbps
Max Stacking Units	9
Form Factor	Rack-mountable
RAM	4 GB
Flash Memory	4 GB
Operating System	Cisco IOS XE
Model	Catalyst 3850
Ports	24 or 48 Gigabit Ethernet ports
Uplink Interfaces	4 x 1GE, 2 x 10GE, or 4 x 10GE
Power Supply	Redundant power supplies
Dimensions	44.5 x 44.8 x 4.45 cm
Weight	7.6 kg
Features	IPv6
Power over Ethernet (PoE)	PoE, PoE+, UPOE (varies by model)
Operating Temperature	0 to 40°C