168
4 TROUBLESHOOTING
4.2 Checking the Module Status
Module Communication Test
This function checks the module hardware when communication using the RJ71GN11-T2 is unstable.
The following table lists the tests performed.
Procedure
1.
Set the module operation mode to module communication test mode in the following item.
[Navigation window]
[Parameter]
[Module Information]
Target module
[Application Settings]
[Module
Operation Mode]
2.
Connect the P1 and P2 of the RJ71GN11-T2 with an Ethernet cable.
3.
Write the module parameters to the CPU module.
4.
Reset or power off and on the CPU module to start the module communication test.
Do not perform a module communication test while connected to another station. The operation of the other
station may fail.
Checking the status and result
The test status and result can be checked with the LED indications of the module.
■
Error number when the test completed with an error
The dot matrix LED indicates an error with the form of "P1 or P2_Error number".
For example, "1_3" is displayed when error No.3 occurs in P1.
If the module communication test is completed with an error, check the following.
Test item
Description
Internal self-loopback test
Checks whether the communication function of the module can be performed normally.
External self-loopback test
Checks whether the communication can be performed normally with the Ethernet cable connected between
two connectors of the module.
Test status
LED indication
Test in progress
The dot matrix LED displays "UCT".
Normal completion
The dot matrix LED displays "OK".
Completed with an error
The ERR LED turns on and the dot matrix LED indicates "ERR" and error number alternately at intervals of 1 second.
Error
number
Description
Action
1
Internal selfloopback test error
Please consult your local Mitsubishi representative.
2
External self-loopback test
connection error
Check the Ethernet cable connection or replace the Ethernet cable, and perform the test again. If the
test results in an error again, please consult your local Mitsubishi representative.
3
External self-loopback test
communication error
Replace the Ethernet cable and perform the test again. If the test results in an error again, please
consult your local Mitsubishi representative.
Содержание MELSEC iQ-R CC-Link IE TSN
Страница 1: ...MELSEC iQ R CC Link IE TSN User s Manual Application RJ71GN11 T2 ...
Страница 2: ......
Страница 160: ...158 3 PROGRAMMING 3 3 Communication Example of Safety Communication Master station station No 0 ...
Страница 323: ...APPX Appendix 10 Added and Enhanced Functions 321 A MEMO ...
Страница 325: ...I 323 MEMO ...
Страница 329: ......