Intelligent Motion Systems IM805 Operating Instructions Manual page 54

Current adjust resistor is wrong value or not in place.
Fault condition exists.
Unit is disabled.
S y m p t o m
Motor moves in the wrong direction.
P o s s i b l e P r o b l e m
Motor phases may be connected in reverse.
S y m p t o m
Unit in fault.
P o s s i b l e P r o b l e m
Current adjust resistor is incorrect value or not in place.
Motor phase winding shorted.
Power input or output driver electrically overstressed.
S y m p t o m
Erratic motor motion.
P o s s i b l e P r o b l e m
Motor or power wiring unshielded or not twisted pair.
Logic wiring next to motor/power wiring.
Ground loop in system.
Open winding of motor.
Phase bad on drive.
Invalid microstep resolution select setting.
S y m p t o m
Motor stalls during acceleration.
52 IM805 Operating Instructions Revision R032306