Cisco Catalyst 9400 Series

--Location of the nut on the side when the release
latch has been pulled
2
Step 2 Grasp the terminal block with one hand and place your other hand underneath as you slide the power supply
module out of the bay.
Step 3 Install another power supply module. If you are not going to install another module, you must install a blank
cover (C9400-PWR-BLANK) to maintain proper airflow through the chassis.
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 you are replacing a unit, ensure there
are no foreign, conductive, or other objects, or debris in the slot.
Caution
Cisco Catalyst 9400 Series Switches Hardware Installation Guide
116
Removing and Replacing FRUs
Removing a DC-Input Power Supply Module from the Chassis