Switch Operation After Program Write; Latch Clear Operation; Installation And Removal Of Memory Card During Power-On - Mitsubishi Electric MELSEC-Q Series User Manual

4.5.2

Switch operation after program write

(1) When writing a program during STOP of CPU
Write a program during STOP of the CPU in the following
procedure.
1) RUN/STOP switch: STOP
RUN LED: Off...................CPU STOP status  Program write
2) RUN/STOP switch: STOP  RUN
RUN LED: On...................CPU RUN status
(2) When you wrote a program during RUN
When you wrote a program during RUN of the CPU, do not operate
the switch.
4.5.3

Latch clear operation

To perform latch clear, operate the RESET/L.CLR switch in the following
procedure.
1) RESET/L.CLR switch: Move the switch to L.CLR several times
USER LED: Flicker.............Ready for latch clear.
2) RESET/L.CLR switch: Move the switch to L.CLR once more.
USER LED: Off...................Latch clear complete.
POINT
Latch clear can be set to be valid or invalid device-by-device by making device
setting in the parameter.
For the operation method, refer to the operating manual of GPP function.
4.5.4 Installation and removal of memory card during
power-on
Do not install or remove the memory card while power is on.
POINT
If you installed or removed the memory card while power was on, the data within
the memory card may be corrupted.
until the USER LED flickers.
(Do not move it to RESET.)
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