Rockwell Automation 1756-M02AE Analog Encoder (AE) Servo Module Installation Instructions - Manual (Page 28)

28 Analog Encoder (AE) Servo Module
Publication 1756-IN047D-EN-P - March 2001
Understanding Module Status Using the DRIVE Indicator
Steady green
light The axis is in the normal
servo loop active state. None. The servo can may be changed by
executing motion instructions.
Flashing red
light The axis servo loop error
tolerance has been
exceeded. • Correct the source of the
problem.
• Clear the servo fault condition
using the Motion Axis Fault
Reset instruction.
• Resume normal operation.
Solid red light An axis encoder feedback
fault has occurred. • Correct the source of the
problem by checking the
encoder and power
connections.
• Clear the servo fault condition
using the Motion Axis Fault
Reset instruction.
• Resume normal operation.
If the DRIVE
LED displays: Then the module status
is: Take this action:
Off • The axis is not
used.
• The axis is a
position-only axis
type.
• None, if the axis is not used or
is a position-only type.
• Otherwise, make sure the
module is configured, an axis
tag has been associated with
the module, and the axis type is
servo.
Flashing green
light The axis drive is in the
normal disabled state. None. The servo axis state can be
changed by executing motion
instructions.
If the FDBK
LED displays: Then the module status
is: Take this action: