Omron CS1W-DRM21, CJ1W-DRM21 operation manual Inspect the slave and then create the scan list again

Troubleshooting with the DeviceNet Unit Indicators Section 9-1

Verification Error: Illegal Vendor

Verification Error: Illegal Connection Path

Flags Allocated for C200H DeviceNet Master Unit (CIO n+24)

Bit 14 (Error Flag) and bit 07 (Comparison Error Flag) will be ON.

CIO Area Flags Allocated to DeviceNet Unit

Bit 00 of n+12 (Comparison Error Flag) and bits 00 and 01 of n+10 (Unit Error Flag and Master Function Error Flag) will be ON.

Correction

Check the following:

•Matching master and slave baud rates

•Proper cable lengths (trunk and branch lines)

•Broken or loose cables

•Installation of terminators at both ends of the trunk line

•Excessive noise

7-segment	MS indicator	NS indicator	Error log (Hex)
d6	---	Red (flashing)	0344

Likely Cause

The Configurator is set to check the vendor and the slave’s vendor does not match the registered scan list. (Occurs with the scan list enabled.)

DeviceNet Unit Response

Records the error in the error log.

The master will periodically attempt to reconnect with the slave with the verifi- cation error.

Flags Allocated for C200H DeviceNet Master Unit (CIO n+24)

Bit 14 (Error Flag) and bit 07 (Comparison Error Flag) will be ON.

CIO Area Flags Allocated to DeviceNet Unit

Bit 00 of n+12 (Comparison Error Flag) and bits 00 and 01 of n+10 (Unit Error Flag and Master Function Error Flag) will be ON.

Correction

Inspect the slave and then create the scan list again.

7-segment	MS indicator	NS indicator	Error log (Hex)
d6	---	Red (flashing)	0344

Likely Cause

The connection path was set with the Configurator and there is a mistake in the connection path setting in the scan list. (Occurs with the scan list enabled.)

DeviceNet Unit Response

Records the error in the error log.

The master will periodically attempt to reconnect with the slave with the verifi- cation error.

Flags Allocated for C200H DeviceNet Master Unit (CIO n+24)

Bit 14 (Error Flag) and bit 07 (Comparison Error Flag) will be ON.

CIO Area Flags Allocated to DeviceNet Unit

Bit 00 of n+12 (Comparison Error Flag) and bits 00 and 01 of n+10 (Unit Error Flag and Master Function Error Flag) will be ON.

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