Table 11.
POWER LED Indicators
LED Color
LED Pattern
Indication
Green
Solid
The cRIO-9081 is powered from the V1 input.
Yellow
Solid
The cRIO-9081 is powered from the V2 input.
—
Off
The cRIO-9081 is powered off.
Drive LED
The DRIVE LED is lit yellow when an internal drive is being accessed.
STATUS LED Indicators
The STATUS LED is off during normal operation. The cRIO-9081 indicates specific software
error conditions by flashing the STATUS LED yellow a certain number of times every few
seconds, as shown in the following table.
Table 12.
STATUS LED Software Indicators
Number of Yellow
Flashes Every Few
Seconds
Indication
1
The chassis is unconfigured. Use MAX to configure the chassis. Refer
to the
Measurement & Automation Explorer Help
for information
about configuring the chassis.
2
The chassis has detected an error in its software. This usually occurs
when an attempt to upgrade the software is interrupted. Reinstall
software on the chassis. Refer to the
Measurement & Automation
Explorer Help
for information about installing software on the
chassis.
3
The chassis is in safe mode because the SAFE MODE DIP switch is
in the ON position or there is no software installed on the chassis.
4
The software has crashed twice without rebooting or cycling power
between crashes. This usually occurs when the chassis runs out of
memory. Review your RT VI and check the memory usage. Modify
the VI as necessary to solve the memory usage issue.
14
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NI cRIO-9081 User Manual
