SPARK Flex will indicate important status information on its multi-colored Status LED visible through the frosted plastic near the USB port. The following tables shows each state and the corresponding LED color pattern.
CAN Bootloader Firmware Retry
White/Blue Blink
USB DFU (Device Firmware Update)
Dark (LED off)
Recovery Mode
Dark (LED off)
This can occur if the sensor type is misconfigured, the sensor cable is not plugged in or damaged, or if a sensor other than the motor sensor is plugged in.
Orange/Magenta Slow Blink
Gate Driver Fault
A fault reported by the core internal electronic circuitry. If this code persists after power cycling the controller, contact REV.
Orange/Cyan Slow Blink
CAN Fault
The CAN fault will be shown after the first time the device is plugged into the CAN port and a fault later occurs. Check your CAN wiring if you see this fault.
Orange/Yellow Slow Blink
Temperature Cutoff Fault
The motor or motor controller has gotten too hot to continue running. This fault will clear automatically after the system cools down enough to run again.
Orange/Green Slow Blink
Corrupt Firmware (recover using Recovery Mode)
Firmware failed to load.
Dark (LED off)
Brushed
Brake
No Signal
Blue Blink
Valid Signal
Blue Solid
Coast
No Signal
Yellow Blink
Valid Signal
Yellow Solid
Brushless
Brake
No Signal
Cyan Blink
Valid Signal
Cyan Solid
Coast
No Signal
Magenta Blink
Valid Signal
Magenta Solid
Partial Forward
Green Blink
Full Forward
Green Solid
Partial Reverse
Red Blink
Full Reverse
Red Solid
Forward Limit
Green/White Blink
Reverse Limit
Red/White Blink
Device Identify
White/Magenta Fast Blink
CAN Bootloader Firmware Updating
White/Yellow Blink
12V Missing
The motor will not drive if powered only by USB. This blink code warns the user of this condition.
Orange/Blue Slow Blink
Sensor Fault
