--Power supply fully inserted into the chassis;
power cord and retainer strapped into place.
1
Step 8 Set the power switch to the on (|) position
What to do next
Verify that you have installed the power supply module correctly.
Removing the Power Supply
Procedure
Step 1 Set the AC-input power supply rocker switch to the OFF (0) position
Cisco Catalyst 9400 Series Switches Hardware Installation Guide
92
Removing and Replacing FRUs
Removing the Power Supply