I am trying to run a sr1550al but, I can not get any screen, no bios no anything.. Is possible that cause of video controller or any idea about it?
and also i see at the manuel : C.: Power/Sleep LED : Blinking green indicates the system is in S1 sleep state(IN MY CONDITION)
What can i do for it?
You can find a definition of each power state (from S0 to S5) here: http://en.wikipedia.org/wiki/Advanced_Configuration_and_Power_Interface Advanced Configuration and Power Interface - Wikipedia, the free encyclopedia.
When the system is powered on, it should go to S0 state not S1. Are you sure it's the power LED that's blinking?
Is this the same system shown in this video ? If yes, this blinking LED is System Status LED:
Below are the possible reasons why it's blinking:
For more details, see the http://www.intel.com/support/motherboards/server/sb/CS-022641.htm Chassis technical product specification.
You can also run the https://downloadcenter.intel.com/Detail_Desc.aspx?agr=Y&DwnldID=18949&lang=eng System Event Log Viewer Utility to check why the System Status LED is blinking.