Mitsubishi Electric MELSEC Q Series Reference Manual page 300

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