HP ProLiant BL20p G4 Server-Blade - Manual (Page 60)

Troubleshooting 60
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 6 )"
2 "General diagnosis flowchart (on page 57 )"
3 "Loose connections (on page 55 )"
4 Power Calculator on the HP website
( http://www.hp.com/go/bladesystem/powercalculator )
5 HP BladeSystem Maintenance and Service Guide located on the HP
website ( http://www.hp.com/products/servers/proliant-bl/p-class/info )
6 Integrated Lights-Out User Guide located on the HP website
( http://www.hp.com/products/servers/proliant-bl/p-class/info )
7 Server maintenance and service guide located on the HP website
( http://www.hp.com/products/servers/proliant-bl/p-class/info )