Cisco Catalyst 9400 Series User Manual

Do not leave any power supply slot open for any amount of time while the system is powered up.
Prior to inserting a new power supply unit, for instance, when replacing the unit, ensure there are
no foreign, conductive or other objects, or debris in the slot.
Caution
Cisco Catalyst 9400 Series Switches Hardware Installation Guide
101
Removing and Replacing FRUs
Removing an AC-Input Power Supply Module

Cisco Catalyst 9400 Series Specifications

General

Brand	Cisco
Model	Catalyst 9400 Series
Category	Switch
Language	English