Mitsubishi Electric MELSEC-Q Series User Manual page 238

7 ONLINE MODULE CHANGE
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(c) Click the [Close] button to close the System monitor screen.
(d) Before restarting the control, check the following on the Q62HLC. If there is
any problem, refer to Chapter 8 and take a corrective action.
1) The RUN LED is on.
2) The ERR. LED is off.
3) Watchdog timer error flag (Xn0) is off.
4) Error flag (Xn2) is off.
MELSEC-Q
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