Troubleshooting
Here are some common issues you might encounter with the CoDrone
EDU, and how to address them.
help.robolink.com
My drone drifts when it flies.
My drone and controller are
blinking red.
My battery isn’t charging.
My controller is discharging too
quickly.
The controller is vibrating and
my drone is beeping and
flashing red
The drone isn’t flying after a
crash.
The drone isn’t responding to
any of the controller buttons or
joysticks.
One or more propellers are
spinning but my drone is not
taking o.
1. Your drone may need trimming. Use the direction
pad buttons to trim the drone. See page 17.
2. The flooring may be interfering with the optical flow
sensor. Try changing the environment or flying over
a dierent surface. See page 5.
The drone and controller are probably un-paired.
See page 14.
Try disconnecting the Micro USB cable and the
battery. Then plug the battery back in first, then the
Micro USB cable.
Try turning o the LCD backlight to conserve your
battery. Press H to toggle the backlight on and o.
If the drone flashing and controller vibrating is
accompanied by a beeping sound on the drone,
your drone battery is probably low. Land and
replace your battery.
If your controller is connected to a computer via
USB, you’re likely in the LINK state instead of the
remote control state. Press the button to switch
to the remote control state. The LINK state is used
for programming.
1. Check propellers for debris or damage. Replace if
necessary. See page 18.
2. Check for structural damage to motor wires and
connectors. Replace if necessary. See page 20.
3. The drone may have sustained damage to one
of the flight sensors. Contact Robolink Help to
diagnose.
1. Incorrect propeller or motor orientation may cause
the drone to stay in place or behave erratically
during take o. See page 18.
2. Check motor wires for damage or disconnection
that may be preventing the motor from turning on.
See page 21.
3. If the controller shows a “vibration” error, clean out
the propeller hub and ensure the propeller is clean
and spins freely without wobbling. Replace any
motor or propeller as needed.
Robolink Help
For more complete troubleshooting
help, head over to Robolink Help,
where we have dozens of articles and
videos for common issues.
You can also use Robolink Help to
reach out to us for technical support.
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