Hardware Check - Mitsubishi Electric melsec q00ujcpu User Manual

11.2

Hardware Check

This section describes a procedure for checking hardware before writing a created program.
In the following procedure,
Start GX Developer and create a project.
Connect the personal computer to which
GX Developer is installed to the CPU module.
Set the RUN/STOP/RESET switch to
STOP and power on the programmable
controller (the ERR. LED turns on).
Select [Online]
in GX Developer and format the program
memory.
Select [Online]
"Program memory/Device memory" for
"Target memory" in GX Developer and
write the parameters and program
(Write the PLC parameters and program
with the same settings immediately after
the project was created by GX Developer).
11 - 3
indicates an operation on the CPU module side.
Start
YES
Is the BAT. LED on?
NO
[Format PLC memory]
[Write to PLC]
1)
GX Developer Version 8 Operating Manual
Check the special relays (SM51 and SM52)
and special registers (SD51 and SD52) and
replace the battery if required.
GX Developer Version 8 Operating Manual
GX Developer Version 8 Operating Manual