Dell PowerEdge 2650 - Manual (Page 19)

The power button controls the power input to the system's power supplies. The power button indicator can provide information on power status (see Figure 2 -
2 ).
Table 2 -4 lists the power button indicator codes.
Power-Supply Indicator Codes
Each hot-pluggable power supply has indicators that can provide information on power status, fault, and the presence of power (see Figure 2 -4 ). Table 2 -5
lists the power-supply indicator codes.
Figure 2-4. Power-Supply Indicators
SCSI Hard-Drive Indicator Codes
Each SCSI hard-drive carrier has two indicators: a busy indicator and a status indicator (see Figure 2 -5 ). The indicators provide information on the status of
the respective hard drive. Table 2 -6 lists the drive indicator codes.
Figure 2-5. SCSI Hard-Drive Indicators
Table 2-4. Power-Button Indicator Codes
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.
Table 2-5. Power-Supply Indicator Codes
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.