Errors And Corrective Actions - Mitsubishi Electric GOT2000 Series User Manual

15.8.10 Errors and corrective actions

■1. Common to backup and restoration
Problem
Backup data cannot be found.
The input password is invalid and
the backup/restoration cannot be
executed.
The backup/restoration of an
FXCPU sequence program
cannot be performed.
An error occurs in the
communication with the controller
during the backup/restoration.
The backup/restoration cannot be
performed.
■2. Backup
Problem
Backup data cannot be written to
an SD card.
Setting information (files/data)
cannot be acquired from the
controller.
Since a password has been set to
the file, the backup cannot be
performed to the file.
Cause
Backup data has not been saved in the
installed SD card.
An SD card is not on the drive specified as
the storage location for backup settings.
The password was forgotten or the input
password is incorrect.
The sequence program has been protected
with a block password.
The communication settings or the
communication driver of the GOT are
incorrect.
The GOT is not recognized because the
controller's parameters are incorrect.
The controller is not powered on.
Cables are not correctly connected.
Cause
No SD card has been installed.
There is no available space on the SD card.
The SD card is write protected.
The drive does not exist.
There is a problem that prevents the
communication with the controller.
The password was forgotten or the input
password is incorrect (first backup).
The file password has been changed.
Corrective action
• Install an SD card in which the backup settings are
saved.
• Check the utility for the storage location for backup
data.
• Get the password for the backup data from the system
or device administrator.
• Format the SD card or install a new SD card, and
perform the backup again.
Clear the block password setting for the sequence
program.
Check if the communication settings or communication
driver of the GOT are correct.
Check if the controller's parameters have been correctly
set using a tool for the controller, such as GX Developer.
Power on the controller.
Check the cables.
Corrective action
Install an SD card in the drive specified as the storage
location for the backup settings/backup data.
Install an SD card that has sufficient space.
Delete unnecessary files on the SD card.
Enable writing data to the SD card.
File attributes cannot be changed on the GOT. Change
the attributes on a personal computer.
Check if the drive specified as the storage location for
the backup settings/backup data exists (if an SD card
has been installed).
Check the following settings.
GOT side
• Are cables correctly connected?
• Has a correct communication driver been installed?
• Are communication settings correct?
Controller side
• Have parameters been set?
• Are cables correctly connected?
• Is the power on?
Get the file password from the system or device
administrator.
15.8 Backup and Restoration
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