Ac Module Status Indicators; Figure 2-19 Ac Module Status Indicators - Cisco ASR 9000 series Reference Manual

Power System Functional Description
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AC Module Status Indicators

Figure 2-19
Figure 2-19
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Input LED
2 Output LED
3 Fault LED
Cisco ASR 9000 Aggregation Services Router Overview and Reference Guide
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D R A F T — C I S C O C O N F I D E N T I A L
The –54 V to the logic card ramps down to –36 V in 15 ms minimum from the time the AC/DC
modules starts ramping down from its minimum regulation level.
The DC/DC converters turn off immediately after the on/off control pin is deasserted.
The output of the DC/DC converters stays in regulation for an additional 100 microseconds.
shows the status indicators for the AC power module and their definition.
AC Module Status Indicators
ON continuously when the input voltage is present and within the correct range.
BLINKING when the input voltage is out of acceptable range.
OFF when no input voltage is present.
ON when the power module output voltage is present.
BLINKING when the power module is in a power limit or overcurrent condition.
ON to indicate that a power supply failure has occurred.
Chapter 2
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Functional Description
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