Rockwell Automation 1756-CN2_CN2R, Series B ControlLogix ControlNet Interface Module - Manual (Page 23)

ControlLogix ControlNet Interface Module 23
Publication 1756-IN607A-EN-P - February 2008
Module Status Indicator and Display
The Module Status indicator and Module Status display provide
diagnostic information.
Indicator
OK
Display
Cause Recommended Action
Off None The module is not
communicating due to a
power supply fault or internal
fault. 1. Check the power supply.
2. Check the cable connectors.
3. Make sure the module is
firmly seated in the chassis.
4. If the indicator remains off,
replace the module.
Red Reset
Complete-
Change
Switch
Settings
Module’s network address is
set to 00, an invalid
ControlNet address. 1. Remove power from the
chassis.
2. Remove the module from
the chassis.
3. Set the switches to their
final value. See page 10.
4. Replace the module in the
chassis.
5. Apply power to the chassis.
FAIL This code is displayed when
the power-up test fails. Replace the module.
Backplane
Init
(1)
The module is waiting for the
redundant module to complete
power up. None required.