28 Technical Manual D2759 (TX150 S7)
Temperature / system monitoring Features
System Event Log (SEL)
All monitored events of the system board are signalized via the Global Error
LED or CSS LED and recorded in the System Event Log. They could be
retrieved in the BIOS Setup, iRMC S2’s Web interface or via the ServerView
Operations Manager.
PRIMERGY Local Diagnostic LEDs
Optical signaling through the LEDs on the system board identifies defective
modules and components (CSS functionality) as well as gaining information on
the PDA (Prefailure Detection and Analysis).