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13 Troubleshooting
13-38
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
Event name
Invalid Communications Parameter
Event code
1484 0000 hex
Meaning
An error was found in the validation check of the parameters for tag data links that are saved in non-volatile memory.
Source
PLC Function Module
Source details
CJ-series Unit
Detection
timing
At power ON,
Controller reset,
or Unit restart
Error attributes
Level
Minor fault
Recovery
Error reset
Log category
System
Effects
User program
Continues.
Operation
Tag link function of the EtherNet/IP Unit cannot be used.
System-defined
variables
Variable
Data type
Name
None
---
---
Cause and
correction
Assumed cause
Correction
Prevention
The power was interrupted during a
download.
Download the device parameters
from the Network Configurator again.
Make sure that the power supply is
not interrupted during a download.
A communications error occurred dur-
ing a download.
Check for ambient noise. If there is a
noise source, remove it.
Use the Unit away from sources of
noise. Implement noise countermea-
sures.
Non-volatile memory failure
If the error occurs even after perform-
ing the actions described above,
replace the EtherNet/IP Unit.
None
Attached
information
None
Precautions/
Remarks
None
Event name
Tag Database Error
Event code
1485 0000 hex
Meaning
A tag database error occurred in the CPU Unit when using variables for tag data links, status layout, etc.
Source
PLC Function Module
Source details
CJ-series Unit
Detection
timing
At power ON,
Controller reset,
or Unit restart
Error attributes
Level
Minor fault
Recovery
Error reset
Log category
System
Effects
User program
Continues.
Operation
Tag data link function of the EtherNet/IP Unit cannot be
used.
System-defined
variables
Variable
Data type
Name
None
---
---
Cause and
correction
Assumed cause
Correction
Prevention
The power was interrupted during a
download.
Download the settings from the Sys-
mac Studio again.
Make sure that the power supply is
not interrupted during a download.
A communications error occurred dur-
ing a download.
Implement noise countermeasures if
there is excessive noise.
Implement noise countermeasures.
Attached
information
None
Precautions/
Remarks
None
Содержание SYSMAC CJ1W-EIP21
Страница 8: ...Manual Structure 6 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 10: ...Sections in this Manual 8 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 20: ...Read and Understand this Manual 18 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 42: ...Revision History 40 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 68: ...1 Introduction 1 26 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 80: ...2 Installing Ethernet Networks 2 12 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 130: ...6 Testing Communications 6 4 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 206: ...7 Tag Data Link Functions 7 76 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 246: ...8 Message Communications 8 40 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 266: ...9 FTP Server 9 20 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 374: ...13 Troubleshooting 13 56 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 431: ...Index 1 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495 I Index...
Страница 436: ...Index 6 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495 Index...
Страница 437: ......