Wiring the DC Input Power Source
Statement 1046
—Installing or Replacing the Unit
When installing or replacing the unit, always connect the ground connection first and disconnected last.
Warning
Step 1
Turn off the circuit breaker from the power source.
Step 2
Ensure that the chassis power switch is in the Standby position.
It is not required to place the chassis power switch in the Standby position, if you want to hot-swap a single
power supply.
Note
Step 3
Remove the plastic cover from the terminal block.
Before you continue to install the terminal block ground wires, stop and perform Step 4.
Caution
Step 4
Prevent any contact with metal lead on the ground wire and the plastic cover.
Wrap the positive and negative lead cables with sleeving. Insulate the lug with shrink sleeving for each lead wire if using
noninsulated crimp terminals. Sleeving is not required for insulated terminals.
Cisco Catalyst 9800-80 Wireless Controller Hardware Installation Guide
80
Removing and Replacing FRUs
Wiring the DC Input Power Source