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About Your System 15
Power 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 1-1
). Table 1-4 lists the power button
indicator codes.
The indicators on the power supplies show whether power is present or whether a power fault has
occurred (see Figure 1-4).
Figure 1-4. Power Supply Indicators
Table 1-4. Power Button Indicators
Indicator Function
On Indicates that power is supplied to the system and the system is operational.
Off Indicates that no power is supplied to the system.
Table 1-5. Power Supply Indicators
Indicator Function
Power supply status Green indicates that the power supply is operational.
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.
1 power supply status indicator 2 power supply fault indicator 3 AC line status indicator
3
2
1