GE GFK-1004B Manuel D’Utilisation

section level 1 
figure bi35 level 1    
table_big level 1   

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

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.