Mitsubishi Electric MELSEC iQ-F FX5UC Series, User Manual

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15 TROUBLESHOOTING
15.5 Backing Up the Data
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15.5
Backing Up the Data
Saving the following information immediately after the occurrence of an error helps in analyzing the cause of the error.
• Parameters, programs, and device memory
• Error histories
Backing up parameters, programs, and device memory
The procedure for backing up parameters, programs, and device memory using the engineering tool is explained below.
[Online]  [Read from PLC]
1.
Check the parameters, programs, and device memory to back up.
2.
Click the [Execute] button to read the data.
Backing up devices and buffer memory
The procedure for backing up devices and buffer memory using the engineering tool is explained below.
[Online]  [Read from PLC]
1.
Click the "Device Memory" check box.
2.
Click [Detail].
3.
Input character strings in "Device Data Name" and select the devices to back up.
4.
Select the "Buffer Memory Intelligent Module No.", and input the head module number.
5.
Click [OK] and then click [Execute] to read the data from the programmable controller.
15.6
Clearing Errors
Only continuation errors can be cleared.
When an error is cleared and the CPU module is restored, the status of SM, SD, or LEDs returns to the status before the
occurrence of the error. After an error is cleared and when the same error occurs again, this error is recorded again in the
error history.
Continuation errors can be cleared by the following method.
Using special relay (SM)
Turning on and off SM50, all errors will be cleared.