GE GEFanuc Automation Programmable Control Products TCP/IP Ethernet Communications for the Series 90t-70 PLC GFK-1004B - Manual (Page 172)

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GFK-1004B
Chapter 6 Troubleshooting
This chapter is a guide to troubleshooting and problem isolation for the Series 90-70
TCP/IP Ethernet Interfaces.
This chapter includes the sections listed below:
H Overview
H Using this Chapter
H What to do if you Cannot Solve the Problem
H The Power-Up State
H The Soft Switch Entry State
H The Field Network Test State
H The Loader State
H The Operational State
h Troubleshooting When the STATUS OK LED is OFF
h Troubleshooting When the STATUS OK LED is ON
h Log Event Error Codes
Overview
There are several tools to assist you in diagnosing problems with the Series 90-70
Ethernet Interface and the network.
H The Ethernet Interface LEDs provide an immediate visual summary of the
operational state of the Ethernet Interface.
H The Series 90-70 PLC Fault Table provides a record of exceptions logged by the PLC,
the Ethernet Interface, and other Series 90-70 modules. The PLC Fault Table may be
accessed through the Logicmaster 90-70 Configurator or Programmer software.
Refer to the Series 90-70 Programmable Controller Reference Manual for more
information.