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Workstation is not set up properly.
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Make sure the workstation is powered up. Click . Double-click Administrative Tools, and then double-click Services to verify that DeltaV Services are running.
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Node is not connected to the hub.
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Check the control network cables to make sure they are connected to the correct ports on the hub and workstation.
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Control network cable is not working correctly.
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Test the cable between the workstation and the hub. If the cable is not working correctly, repair or replace it.*
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Workstation address is set to a default value or an incorrect address.
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- Look at the Internet Protocol (IP) address and verify that the address matches the DeltaV Explorer address for the node. (Click . Then double-click the Network Connections icon. Click the connection, and then click View status of this connection under the Network Tasks list. Click the Support tab. If the address is not correct, run Workstation Configuration.
- Use the Utilities from the 3Com Install disk to verify that the Plug and Play feature is turned off for the workstation network card. If you have 3Com ISA cards, run 3C5X9CFG.EXE.
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*For more information about cable connections, refer to DeltaV S-series and CHARMs Hardware Installation.
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indicator appears for nodes that are not communicating. Typically, this indicator occurs either if there is a bad connection or the workstation is not powered up. To clear this indicator, go to the node and make sure that it is connected, that the wiring is correct and sound, and that the node is powered up.