Omron CS1W-ETN11 - Section 10 Troubleshooting

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SECTION 10
Troubleshooting
This section describes information and procedures that can be used to troubleshoot problems that sometimes occur with
Ethernet Unit and Ethernet communications.
The Ethernet Unit makes up part of a network. Repair a defective Ethernet Unit as soon as possible as it can have a negative
effect on the entire network. We recommend that customers keep one or more spare Ethernet Units to allow immediate
recovery of the network.
10-1 Troubleshooting with Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 192
10-2 Error Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 194
10-3 Error Log. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 194
10-4 Error Log Error Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
10-5 Troubleshooting Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
10-5-1 Startup Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
10-5-2 FINS Communications Problems
(SEND(090)/RECV(098)/CMND(490)) . . . . . . . . . . . . . . . . . . . . . 198
10-5-3 UDP Socket Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
10-5-4 TCP Socket Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
10-5-5 FTP Service Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
10-5-6 Network Connection Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
10-5-7 Mail Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
10-6 Troubleshooting with Response Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
10-7 Results Storage Area Response Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 210