Troubleshooting  90 
•  The external health LED is red or amber. 
•  The internal health LED is red or amber. 
 
  NOTE: For the location of server LEDs and information on their statuses, refer to the server 
documentation. 
 
Possible causes: 
•  Improperly seated or faulty power supply 
•  Loose or faulty power cord 
•  Power source problem 
•  Power on circuit problem 
•  Improperly seated component or interlock problem 
•  Faulty internal component 
  
Item  Refer to 
1  "Component identification (on page 7)" 
2  "HP Insight Diagnostics (on page 78)" or in the HP ProLiant Servers 
Troubleshooting Guide located on the Documentation CD or on the HP 
website (http://www.hp.com/support
) 
3  "Loose connections (on page 85)"  
4  Server maintenance and service guide, located on the Documentation 
CD, or the HP website 
(http://www.hp.com/products/servers/platforms
) 
5  "Integrated Management Log (on page 78)" or in the HP ProLiant 
Servers Troubleshooting Guide located on the Documentation CD or on 
the HP website (http://www.hp.com/support
) 
6  "Power source problems" in the HP ProLiant Servers Troubleshooting 
Guide located on the Documentation CD or on the HP website 
(http://www.hp.com/support
) 
7 
  "Power supply problems" in the HP ProLiant Servers Troubleshooting 
Guide located on the Documentation CD or on the HP website 
(http://www.hp.com/support
) 
  Server maintenance and service guide, located on the 
Documentation CD, or the HP website 
(http://www.hp.com/products/servers/platforms
) 
8  "System open circuits and short circuits" in the HP ProLiant Servers 
Troubleshooting Guide located on the Documentation CD or on the HP 
website (http://www.hp.com/support
)