Publication 1756-UM001G-EN-P - January 2007
LED Indicators
133
OK LED Indicator
Color
Description
Recommended Action
Off
No power is applied.
When ready, turn on power to the controller.
Flashing red
If the controller is
Then
a new controller
(just out of the box)
The controller requires a
firmware update.
Update the controller with the correct firmware.
NOT a new controller
(previously in operation)
Major fault occurred.
Clear the fault.
Solid red
The controller detected a non-recoverable fault, so it
cleared the project from memory.
Clear the fault.
Solid green
The controller is OK
None
Flashing green
The controller is storing or loading a project to or from
nonvolatile memory.
If the controller has a CompactFlash card, leave the card
in the controller until the OK LED turns solid green.
Содержание controllogix 1756-L55M12
Страница 4: ...Publication 1756 UM001G EN P January 2007 Summary of Changes 4 Notes...
Страница 10: ...Publication 1756 UM001G EN P January 2007 10 Notes...
Страница 20: ...Publication 1756 UM001G EN P January 2007 20 Directly Connect to the Controller via the Serial Port Notes...
Страница 66: ...Publication 1756 UM001G EN P January 2007 66 Place Configure and Monitor I O Modules Notes...
Страница 82: ...Publication 1756 UM001G EN P January 2007 82 Develop Applications Notes...
Страница 122: ...Publication 1756 UM001G EN P January 2007 122 Maintain Nonvolatile Memory Notes...
Страница 130: ...Publication 1756 UM001G EN P January 2007 130 Maintain the Battery Notes...
Страница 134: ...Publication 1756 UM001G EN P January 2007 134 LED Indicators Notes...