Fujitsu PRIMERGY RX2540 M1 Operating Manual page 71

2 CSS indicator (yellow)
– Lights up yellow if a prefailure event was detected for a CSS
component that you can fix yourself (for reasons of precaution)
with the CSS concept.
– Flashes yellow if an error was detected that you can fix
yourself with the CSS concept.
– Does not light up when the system is OK.
If the event is still acute after a power cycle, the indicator is
activated after the restart.
The indicator also lights up in standby mode.
For more information on the CSS concept, see
Service (CSS)" on page
RX2540 M1
15.
Operating Manual
Starting up and operation
"Customer Self
71