Hardware options installation  65 
8. 
Insert the power supply into the power supply bay until it clicks into place. 
 
9.  Route the power cord. Use best practices when routing power cords and other cables. A cable 
management arm is available to help with routing. To obtain a cable management arm, contact an HP 
authorized reseller. 
10.  Make sure the 48V DC power source is off or the PDU breaker is in the off position, and then connect 
the power cord to the 48V DC power source or PDU. 
11.  Turn on the 48V power source or switch the PDU breaker to the on position to supply 48V to the power 
supply. 
12.  Be sure that the green power supply LED is on. 
 
Rack bezel option 
Install the 1U rack bezel into the chassis, and then lock the 1U rack bezel with the key.