Rockwell Automation 1756-HIST2G FactoryTalk Historian ME 2.1 Installation Instructions User Manual
Page 17
 
FactoryTalk Historian Machine Edition Module 17
Publication
1756-IN611A-EN-P - February 2010
LED Indicator Information
There are two LED indicators on the front panel of the FactoryTalk Historian 
ME Module: the three status LED lights and the four-character LED display. 
These LED indicators determine if the power supply and module are 
operating properly. They are described in the following sections. 
Status LED Lights
The Status LED lights provide the following information:
LED light
On power-up
Status
Description
BAT
Actual 
indication of 
battery 
condition.
Battery status.
Single red LED. Red 
indicates the battery 
charge is low. Off 
indicates the battery is 
operating normally.
STS
Off
Application 
status. Refer to 
the Application 
Status section of 
this guide for 
status 
descriptions.
Single bi-color red/green 
LED. Flashing red 
indicates that data 
collection is active but 
data transfer is inactive. 
Solid red indicates that 
data collection is 
inactive. Check the 
interface or scrolling text 
display for more 
information. Flashing 
green indicates that data 
collection is active but 
data transfer is not 
configured. Solid green 
indicates that both data 
collection and data 
transfer are active.