IAI America LSAS-N15HM - Manual (Page 74)

14. T
roubleshooting
58
14. Troubleshooting
14.1 Action to Be Taken upon Occurrence of Error
If the actuator has experienced an encoder open error, driver overload error, deviation overflow error or
any other error, check the procedures explained below before concluding that the robot or controller is
faulty. If the problem persists after the applicable measures have been taken, contact IAI with the detailed
condition.
14.2 Encoder Open Error (Error Code: D12)
If you have a spare
controller, swap it with the
current controller and check
the operation.
Encoder open error
Connector wiring
problem?
Dust on the linear scale?
Broken cable?
Faulty controller?
If the problem has not yet been
resolved at this point, contact IAI.
[1] The connector is not properly engaged.
[2] The pins are half loose.
[3] The connected axis numbers are wrong.
(The motor and encoder connectors are
installed in the opposite positions.)
Clean the linear scale using a
dry cloth and alcohol.
Replace the broken cable.
Replace the controller.