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TROUBLESHOOTING
D SERIES CONTROLLER
TROUBLESHOOTING AND COMPONENT REPLACEMENT
1-206 August 9, 2005
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ERROR CODE W4501 FIELD-BUS) Master port OFFLINE.
Master port is offline due to communication line termination.
⇒
Check the slave and communication line and repair as necessary
.
When repairs are completed wait for on-line status to return (1JF board LED 1 ON).
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ERROR CODE W5001 PLC communication error.
During PLC communication through the remote I/O function, an error occurred.
Main causes include:
1. The PLC is not in run mode.
2. After the NAC (communication processor) is initialized the INIT_COMPLETE BIT is
not set ON.
⇒
Ensure the PLC is in run mode.
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Ensure the NAC configuration is correct.
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Ensure the PLC connection is established.
⇒
Check for noise malfunction and shield integrity.
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ERROR CODE W5002 Weld controller XX not connected.
During execution of the connection check sequence to the weld controller no response
is returned from the weld controller.
⇒
Ensure the welder connection is established. Repair or replace weld controller and
interface cable as necessary.
⇒
Ensure the welder is operational.
⇒
Check for noise malfunction and shield integrity.
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ERROR CODE W5003 Weld controller XX no response.
During communication with the weld controller, no response is returned.
⇒
Ensure the welder connection is established. Repair or replace weld controller and
interface cable as necessary.
⇒
Ensure the welder is operational.
⇒
Check for noise malfunction and shield integrity.
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