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Fast flashing orange LED

Discussion in '2 Axis Gimbal' started by Andrew Riche, Aug 12, 2014.

  1. Andrew Riche

    Andrew Riche New Member

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    Hi,
    I've got a 2 axis Radeon on a Cinestar 8, and the tilt stibilasation and tilt have stopped working. The green LED flashes fast then changes to solid when powered up, but as the green turns solid the orange starts flashing fast. Any idea what's wrong?
    Many thanks
    Andrew
     
  2. Andy Johnson-Laird

    Andy Johnson-Laird Administrator
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    Andrew:
    Is this a configuration that used to work and has now suddenly failed?

    Based on the documentation (see http://freeflysystems.com/pdf/radianManual-v1.pdf) it seems that the Radians are "initializing motor drive." That suggests there might be problem in the wiring getting power to the servos.

    Can you copy the "form" from http://forum.freeflysystems.com/index.php?threads/radian-issue-please-read-this-first.744/ Message #1, paste into a Reply posting and fill in the answers so we can better see how your configuration is set up please?

    Also if you could post some images that show the wiring on the gimbal, especially of the connections on the Radians and the Receiver, that would be helpful -- otherwise it's hard to guess at what the problem might be.

    Andy.
     
  3. Andrew Riche

    Andrew Riche New Member

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    Hi Andy
    Many thanks for the quick reply. THe gimal has worked fine for 200 flights, but the tilt motor has stopped working. I've started filling in the form below, need to get more details to fill in.

    Aircraft Type: Cinestar 8
    Gimbal Type: Cinestar

    Radian Type ( 1, 2 , 3 axis) 2 axis
    Gimbal Power source: Lipo s 18v
    Gimbal Radio Type: Futaba S Bus
    Radian Communication Protocol (S.Bus, PPM, PWM, Spektrum) S bus

    Connections: Change these to match your setup
    Roll Sensor:
    Port
    1. GR-24 receiver and power.
    2.
    3. To Tilt sensor
    4. To Roll Servo

    Tilt Sensor:
    Port
    1.
    2.
    3.
    4.

    Pan Sensor:
    Port
    1.
    2.
    3.
    4.

    Symptoms:
    Tilt motor is not working, either automatically to correct movement or manually to tilt. It has worked fine for about 200 flights

    Steps taken to resolve:
     
  4. Andy Johnson-Laird

    Andy Johnson-Laird Administrator
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    Andrew: Can you confirm that you're really applying 18 volts to the gimbal please? That's what you say above?
    Are you using some kind of DC/DC converter to lower that voltage for the Radians and the Servos?

    Andy.
     

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