Table 14.
Status LED Indications (Continued)
Number of Flashes
Every Few Seconds
Indication
4
The software has crashed twice without rebooting or cycling
power between crashes. This usually occurs when the device runs
out of memory. Review your LabVIEW Real-Time VI and check
the memory usage. Modify the VI as necessary to solve the
memory usage issue.
Continuously flashing or
solid
The device has detected an unrecoverable error. Contact NI
Radio LED
The Radio LED is a tri-color red/green/yellow LED that indicates specific conditions for a
USB-connected radio, as shown in the following table.
Table 15.
Radio LED Indications
Color
State
Indication
Off
Off
Green and Red disabled.
Green
Solid
Green enabled.
Red
Solid
Red enabled.
Yellow
Solid
Green and Red enabled.
Note
Other LED states may indicate other, undetermined radio issues or failures.
This LED is undefined if a USB radio is not used.
Comm LED
The Comm LED is a tri-color red/green/yellow LED that indicates robot communication
conditions, as shown in the following table.
Table 16.
Comm LED Indications
Color
State
Indication
Off
Off
Green and Red disabled.
Green
Solid
Green enabled.
Red
Solid
Red enabled.
Yellow
Solid
Green and Red enabled.
NI roboRIO User Manual
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© National Instruments
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