Dell PowerEdge 2850 - Manual (Page 15)

Power Indicator Codes
The system has indicators on the front panel and the power supplies that signify system power status.
Power-Button Indicator Codes
The power button on the front panel controls the power input to the system's power supplies. The power indicator can provide information on power status.
See
Figure 2 -1 . Table 2 -5 lists the power button indicator codes.
Table 2-5. Power-Button Indicator Codes
Redundant Power-Supply Indicator Codes
The indicators on the optional redundant power supplies show whether power is present or whether a power fault has occurred. See Figure 2 -4 . Table 2 -6
lists the power-supply indicator codes.
Figure 2-4. Redundant Power-Supply Indicators
Table 2-6. Power-Supply Indicator Codes
NIC Indicator Codes
Each NIC on the back panel has an indicator that provides information on network activity and link status. See Figure 2 -5 . Table 2 -7 lists the NIC indicator
codes on the back panel.
Figure 2-5. NIC Indicators
System status indicator
connector Connects to an indicator that can signify when the system is operating correctly or when the system needs attention. See
"
Indicators on the Optional Bezel ."
System identification
indicator Signifies when the system is operating correctly or when the system needs attention, and can identify a particular system.
System identification button Can be used to identify a particular system.
Indicator Indicator Code
On Indicates that power is supplied to the system, and the system is operational.
Off Indicates that no power is supplied to the system.
Blinking Indicates that power is supplied to the system, but the system is in a standby state. For more information on standby states, see your operating
system documentation.
Indicator Indicator Code
Power-on Green indicates that the power supply is operational.
Fault Red indicates a problem with the power supply (fan failure, voltage error, etc.).
Power present Green indicates that power is present at the power supply and that the system is connected to a power source.