Installing Or Replacing An Ac Power Supply - Cisco Catalyst 3850 Hardware Installation Manual

Installing or Replacing an AC Power Supply

Do not reach into a vacant slot or chassis while you install or remove a module. Exposed circuitry
Warning
could constitute an energy hazard. Statement 206
Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
Warning
Statement 1030
If a Cisco external power system is not connected to the switch, install the provided connector cover
Warning
on the back of the switch. Statement 386

Installing or Replacing an AC Power Supply

Turn off the power at its source.
Step 1
Remove the power cord from the power cord retainer.
Step 2
Step 3 Remove the power cord from the power connector.
Step 4 Press the release latch at the right side of the power supply module inward and slide the power supply
out.
Do not leave the power-supply slot open for more than 90 seconds while the switch is operating.
Caution
Warning This unit might have more than one power supply connection. All connections must be removed to
de-energize the unit. Statement 1028
Insert the new power supply into the power-supply slot, and gently push it into the slot
Step 5
When correctly inserted, the 350-W and 715-W power supplies (excluding the power cord retainer) are
flush with the switch rear panel. The 1100-W power-supply module extends 1.5 inches from the switch
rear panel.
Catalyst 3850 Switch Hardware Installation Guide
4-6
(Figure 4-6).
Chapter 4 Power Supply Installation
(Figure 4-6).
OL-26779-02