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Troubleshooting Error Messages in CX-Net Data Link Table Check Section 9-4
Error Status
The status of each bit indicates that an error has occurred as given in the dia-
gram below.
9-3-3 Reading and Clearing Error Logs
Error logs can be read or cleared using the Controller Link Support Software,
the CX-Programmer, PLC Programming Devices, or the message service.
The following examples are for the Controller Link Support Software and the
message service. When using a PLC Programming Device, refer to the Pro-
gramming Device’s operation manual for details.
Controller Link Support Software
Read or clear the error log using the following procedure.
1,2,3... 1. Display the Main Menu.
2. Select “E: Error log.”
3. Designated the node. The error log for the designated node will be dis-
played.
4. Press the F7 (Clear) Key. The designated node error log will be cleared.
Message Service
Reading an Error Log Send the ERROR LOG READ FINS command (command code 2102) to the
appropriate node. Refer to 6-5-11 ERROR LOG READ.
Clearing an Error Log Send the ERROR LOG CLEAR FINS command (command code 2103) to the
appropriate node. Refer to 6-5-12 ERROR LOG CLEAR.
9-4 Troubleshooting Error Messages in CX-Net Data Link
Table Check
This section describes the error messages displayed during data link table
checks performed with CX-Net and the required troubleshooting. Perform
data link table checks by selecting Validate Table from the Table Menu in the
CX-Net’s Datalink Component Screen, or when transferring data link tables
(by selecting Online - Transfer to PLC).
1: Token timeout error
1: Polling timeout error
1: Communications controller hardware error
1: Polling node was changed
1: Nodes in Network changed (added or removed)
1: Communications controller send error
1: Node address duplication error