REV Robotics Expansion Hub Manual page 18

LED Status LED Description
Solid Green with
one or more blue
Blinking Orange
Expansion Hub Guide – Rev 4
Table 8: Firmware Version 1_07_00 LED Codes
Firmware Version 1_07_00
When
Solid Blue At Boot
Solid Blue Anytime
Anytime
blinks every
~5 Seconds
Blinking Blue Anytime
Anytime
© REV R obotics, LLC 2017
Expansion Hub has power; Battery is >7V and is waiting to
initialize communications.
Hub is waiting for communication with the Driver Station Host.
Expansion Hub has power; Battery is >7V.
Hub has power and active communication with the Android
Platform. The number of blue blinks is the same as the Hub's
address.
The factory default address is 2 (
Keep alive has timed out. Fault will clear when communication
resumes.
Battery Voltage is lower than 7V. Either the 12V battery needs
to be charged, or the Expansion Hub is running on USB power
only. This fault will clear when battery voltage is raised above
7V.
This will not be overwritten by the keepalive timeout pattern.
Hub Status
).
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