User Manual
Section 5
GFK-2958L
May 2021
Detailed Description of I/O Modules
386
5.35.1
LED Indicators EP-7631
Module Status
Green: Voltage applied and is > 18Vdc
3.1
Green: Supply voltage for input current path > 18Vdc
3.2
Red: Supply voltage for input current path < 18Vdc
3.3
--
3.4
Red: Internal fuse defective, replace module
For error messages refer to Section 12: LED Indicators and Troubleshooting.
Figure 211: Block Diagram EP-7631