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MELSEC-Q
8 TROUBLESHOOTING
<Cause 1>
M/S error or SW error is assumed.
<Corrective action 1>
<Cause 2>
Programmable controller error is assumed.
<Corrective action 2>
Check the programmable controller CPU error in the PLC diagnostics and
restore the CPU to normal. (Refer to Section 8.2.1.)
E
1) Check for duplicate station number, duplicate control station designations
or switch setting error.
2) Take corrective action according to the contents of SW0047 and the error
code stored in SW0048.
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