Mitsubishi Q Series - Page 213

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