SmartPLC SafeLine AC4S with fieldbus interfaces
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9.1.5
Delete boot application via SD card
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If after the start of a complex boot application the device is overloaded and does not respond any
more to user inputs or login attempts, the boot application on the device needs to be forcibly deleted.
To delete the boot application on the device:
►
Disable the write protection of the SD card.
►
Create a file named
KillBootApp.txt
in the root directory of the SD card.
►
Insert the SD card into the SD card slot of the device.
►
Restart the device.
>
Boot application on the device-internal Standard PLC is deleted.
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The file
KillBootApp.txt
on the SD card is renamed in
KillBootApp.rdy
.
With this method the following data on the device-internal Standard PLC is removed:
all files of the boot application
all CRC files
directory with web and/or target visualisations
data in the memory area F-RAM