Rockwell-automation 1756-Lx_Mx ControlLogix Controller and Memory Boar User Manual download pdf (Page 35)

ControlLogix® Controller and Memory Board 35

Publication

1756-IN101J-EN-P - November 2004

BAT Indicator

Color Description Recommended Action

off The battery supports memory. None

solid green If the

controller is:

Then:

series A The controller does

NOT show this

indication.

None

series B During power-down,

the controller is

saving the project to

its internal

nonvolatile memory. If

the BAT LED is solid

red before you turn

off the power, the BAT

LED remains solid red

even during the save.

None

solid red Either the battery is:

• not installed. Install a battery.

• 95% or more discharged Replace the battery.

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Rockwell-automation 1756-Lx_Mx ControlLogix Controller and Memory Boar User Manual Page 35