Removing The System Cage - HP ProLiant DL580 Generation 3 User Manual

42 HP ProLiant DL580 Generation 3 Server User Guide
4. Install the replacement fan.
5. Repeat to replace additional fans as needed.
6. Observe the LED on each installed fan to be sure it is illuminated green
("Hot-plug fan LEDs" on page 34).
7. Observe the internal system health LED on the front panel to be sure it is
illuminated green ("Front panel LEDs and buttons" on page 11).

Removing the system cage

Installing or accessing some options in the server may require removing the
system cage. Refer to the instructions for each individual option to determine if
removing the system cage is necessary.
To remove the system cage:
1. Power down the server, if applicable ("Powering down the server" on page
37).
2. Extend the server from the rack, if applicable ("Extending the server from the
rack" on page 38).
NOTE: If the front panel internal system health LED is not green
after you install hot-plug fans, reseat the hot-plug fan or refer to the
troubleshooting section.