IAI America LSA-L15SS - Manual (Page 51)

5.
Troubleshooting
45
5. Troubleshooting
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.
5.1 Encoder Open Error (Error Code: D12)
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.
If you have a spare
controller, swap it with
the current controller and
check the operation.
1) The connector is not properly engaged.
2) The pins are loose.
3) The connected axis numbers are wrong.
(The motor and encoder connectors are
installed in the wrong positions.)
Yes
Clean the linear scale using a dry cloth and
alcohol.
Yes
Replace the broken cable.
Yes
Replace the controller.
Yes
No
No
No
No