Mitsubishi Electric Q80BD-J71GP21-SX User Manual page 207

14
TROUBLESHOOTING
1)
Perform self-loopback test to the control
station and from the start to end stations.
Does a faulty station exist?
NO
Check the loop line using station-to-
station test.
Replace the faulty link cable.
2)
Replace the CC-Link IE Controller
Network board or network module
installed/mounted to the faulty station,
any of the control station and from the
start to the end stations.
NO
Did data link start?
YES
Replace the CC-Link IE Controller
Network board or network module
installed/mounted to the faulty station.
NO
Did data link start?
Did data link start?
NO
Please consult your local Mitsubishi
representative.
14.4.4 Flowchart when data link among whole system is disabled
YES
YES
YES
14.4 Flowchart when Data Link Failed
9
3)
10
11
12
13
End
14
A
I
14
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