Dell R300 owner manual Power Indicator Codes, Power supply status

•Always attach an external device while your system and the device are turned off. Next, turn on any external devices before turning on the system (unless the documentation for the device specifies otherwise).

See "Using the System Setup Program" on page 46 for information about enabling, disabling, and configuring I/O ports and connectors.

Power Indicator Codes

The power button on the front panel controls the power to the system from the system's power supplies. The power indicator lights green when the system is on.

The indicators on the redundant power supplies show whether power is present or whether a power fault has occurred (see Figure 1-4). Table 1-4 lists the power supply indicator codes.

Table 1-4.	Redundant Power Supply Indicators
Indicator		Function
Power supply status		Green indicates that the power supply is operational and
		providing DC power to the system.
Power supply fault		Amber indicates a problem with the power supply.
AC line status		Green indicates that a valid AC source is connected to the
		power supply and is operational.

20

About Your System