
Chapter 4
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In this chapter, you will learn how to use the indicators on the
module frontplate for troubleshooting the module.
The module has three indicators on the front plate, as shown below.
Use these indicators for troubleshooting the module.
#! !$"#
!$"#
!$"#
The following table describes problems that may occur, probable
causes, and recommended courses of action.
Chapter Objectives
Troubleshooting With the
Indicator Lights
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