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MELSEC
14 TROUBLESHOOTING
14.5.3 Flowchart to use when communication is disabled from time to time during user
program execution
YES
NO
YES
NO
NO
YES
START
Did the user program
return an error code?
Confirm the definition of the error using
the error code table, and check the user
program and access station.
Refer to MELSEC Data Link Library
Reference Manual.
Start MNETH utility and check the each
station status.
Is there any faulty station?
Replace the link cable or faulty
station.
Set a system configuration that
includes only the control station and
host station.
Is the link normal?
Replace the link cable or additional
station connected.
Add adjacent stations one after the
other and perform link monitor for a
sufficient period.
Summary of Contents for Q80BD-J71BR11
Page 2: ......
Page 24: ...A 22 A 22 MEMO ...
Page 50: ...4 6 4 6 MELSEC 4 FUNCTION MEMO ...
Page 92: ...6 36 6 36 MELSEC 6 PROCEDURE AND SETTINGS UP TO THE POINT OF OPERATION MEMO ...
Page 132: ...10 2 10 2 MELSEC 10 MELSEC DATA LINK LIBRARY MEMO 10 ...
Page 138: ...11 6 11 6 MELSEC 11 PROGRAMMING MEMO ...
Page 164: ...12 26 12 26 MELSEC 12 APPLICATION FUNCTIONS MEMO ...
Page 166: ...13 2 13 2 MELSEC 13 ERROR CODE MEMO 13 ...
Page 223: ......