Indicators on the operating panel

Indicator	Meaning
ID	ID indicator (blue) Lights up blue when the Server Unit has been selected by pressing the ID button. To deactivate, press the button again. The ID indicator can also be activated via the ServerView Operations Manager and the iRMC web interface, and its status can be reported to the ServerView Operations Manager and the iRMC.
	On SU300 and SU310:      Beside the status indicator there is a separate power status indicator. Status indicator (green)      Does not light up when the Server Unit is switched off but connected to the power supply (power cable connected).      Lights up green during power up and when operating normally (S0). Power status indicator (power cable connected) (green) on the right-hand side of the On/Off switch      Does not light up in the following cases: The Server Unit is not connected to the power source. The Server Unit is switched on and operating normally (S0).      Lights up green when one of the following cases occurs: The Server Unit is switched off but connected to the power supply (power cable connected). The Server Unit is switched on but is in the power up delay. On SU320:      The power status indicator is integrated into the status indicator. Status indicator (green and white)      Does not light up when the Server Unit is not connected to the power source.      Lights up white when the Server Unit is switched off but connected to the power supply (power cable connected).      Alternate flashing green and white when the Server Unit is switched on but is in the power up delay.      Lights up green when the Server Unit is switched on and operating normally (S0). After the Server Unit has been connected to the power source, it takes approximately 60 seconds until the Server Unit has entered standby mode.
	HDD activity indicator (green) Lights up green when an internal hard disk drive is being accessed.
	Global error indicator (yellow) Lights up yellow when a prefailure event was detected which requires Customer Support to become active (by way of precaution). Flashes yellow when an error was detected which requires Customer Support to become active. Does not light up when no critical event has occurred. If the event is still acute after a power failure, the indicator is activated after the restart. The indicator also lights up in standby mode. If the indicator flashes or lights up yellow, call Customer Support.
CSS	CSS indicator (yellow) Lights up yellow when a prefailure event was detected which requires Customer Support to become active (by way of precaution). Flashes yellow when an error was detected which requires Customer Support to become active. Does not light up when no critical event has occurred. If the event is still acute after the Server Unit has been switched on/off, the indicator is activated after the restart. The indicator also lights up in standby mode. If the indicator flashes or lights up yellow, call Customer Support.