Mitsubishi Melsec-L Series User Manual page 99

(3) Executing data writing
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Click the Execute button to write the data.
As the following dialog box appears, click the Yes button.
IMPORTANT
Collectively write data to the flash ROM from GX Works2 before the system is
started.
(Writing to the flash ROM normally takes approximately one to three seconds.
However, note that sometimes it may take approximately one to two minutes.)
If writing to flash ROM is executed when the system is operating, the following
functions are stopped while writing.
• Communication with external devices
• Execution of dedicated instructions
• Accessing the C24 from GX Works2
7 SETTINGS FOR THE C24
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