Chapter 18 Troubleshooting By Symptom - Mitsubishi Electric MELSEC iQ-R Series User Manual

18
TROUBLESHOOTING BY SYMPTOM
This chapter describes troubleshooting when a data link cannot be performed with the target station regardless of no error
occurring in the CC-Link IE TSN Plus module.
If an error has occurred in the CC-Link IE TSN Plus module, identify the error cause using the engineering tool. ( Page
372 CHECKING THE NETWORK STATUS)
Troubleshooting Related to CC-Link IE TSN
Item
Cyclic transmission failed
Transient transmission failed
Station is disconnected from the network
Station is repeatedly disconnected and reconnected
Communications are unstable
SLMP communications failed
The control CPU of the local station cannot be synchronized time
Communications with Ethernet devices failed
Although the data link is normal, communications for the link device failed
Desynchronization with CC-Link IE TSN network synchronous communication
function
Cannot be monitored using the CC-Link IE TSN Communication Software
Data is not displayed correctly in the "CC-Link IE TSN/CC-Link IE Field
Diagnostics"
A CC-Link IE TSN Class A device does not perform data link
Troubleshooting Related to EtherNet/IP
Item
Communications with EtherNet/IP devices failed
Tag communications failed
Class1 tag communications failed
UCMM tag communications failed
Class3 tag communications failed
Instance communications or message communications failed
Class1 instance communications failed
UCMM message communications failed
Class3 message communications failed
18 TROUBLESHOOTING BY SYMPTOM
386
Reference
Page 387 Cyclic transmission failed
Page 390 Transient transmission failed
Page 392 Station is disconnected from the network
Page 393 Station is repeatedly disconnected and reconnected
Page 394 Communications are unstable
Page 394 SLMP communications failed
Page 394 The control CPU of the local station cannot be synchronized time
Page 395 Communications with Ethernet devices failed
Page 396 Although the data link is normal, communications for the link device
failed
Page 397 Desynchronization with CC-Link IE TSN network synchronous
communication function
Page 397 Cannot be monitored using the CC-Link IE TSN Communication
Software
Page 397 Data is not displayed correctly in the "CC-Link IE TSN/CC-Link IE
Field Diagnostics"
Page 398 A CC-Link IE TSN Class A device does not perform data link
Reference
Page 400 Communications with EtherNet/IP devices failed
Page 400 Tag communications failed
Page 401 Class1 tag communications failed
Page 401 UCMM tag communications failed
Page 402 Class3 tag communications failed
Page 402 Instance communications or message communications failed
Page 403 Class1 instance communications failed
Page 403 UCMM message communications failed
Page 403 Class3 message communications failed