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About Your System 17
See "Using the System Setup Program" on page 35 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 input to the system's power supplies. The power
indicator lights green when the system is on.
The indicators on the optional redundant power supplies show whether power is present or whether a
power fault has occurred (see Table 1-4 and Figure 1-5).
Figure 1-5. Redundant Power Supply Indicators
Table 1-4. Redundant 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 2 power supply fault 3 AC line status
3
2
1