14 ControlLogix High Speed Analog I/O Module
Publication
1756-IN004A-EN-P - February 2002
Check the Indicators
The indicators show CAL status (green) and a bi-colored LED for
module "OK" (red/green).
During power up, an indicator test is done and the following occurs:
• The "OK" indicator turns red for 1 second and then turns to
flashing green if it has passed the self-test.
This completes installation of the module. Use the following
information to remove the module, if necessary.
LED
indicators:
This
display:
Means: Take this action:
OK Steady
green light
The inputs and outputs are
being multicast and in normal
operating state.
None
OK Flashing
green light
1. The module has passed
internal diagnostics but is
not actively controlled.
2 . The controller is in
Program mode.
1. Configure the module
with RSLogix 5000.
2. If ready, switch the
controller to Run mode.
OK Flashing red
light
Previously established
communication has timed out.
Check controller and chassis
communication
OK Steady red
light
The module must be replaced. Replace the module.
CAL Flashing
green light
The module is in calibration
mode.
None
ANALOG OUTPUT
CAL
OK
42741
ANALOG INPUT
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