YASKAWA YRC1000, Instructions Manual

Page: 291 / 454

System Setup
9
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NOTICE
When the safety logic circuit file is loaded, the file is not transferred to the safety circuit
board. Select {WRITE} on the safety logic circuit window, and the file is written in the FLASH
ROM of the safety circuit board. After the writing, the file is executed
9.26.17 Initializing the safety logic circuit file
If the following alarm shown below appears when starting the YRC1000, it will become the
MANAGEMENT mode. The alarm occurs when the file does not match the file written in the
FLASH ROM of the safety circuit board. For example, if the safety circuit board is replaced
the spared part, the alarm will occur.
When the alarm occurs, perform the following procedures to restore.
9.26.17.1 Initializing the safety logic circuit file
1. Displaying the window.
Select {SEECURITY} from {SYSTEM} in the main menu.
2. Changing to the SAFETY mode.
Enter the password for the SAFETY mode, and press {ENTER}.
3. When the entered password is correct, the mode is changed to {SAFETY MODE}.
After changing to the SAFETY mode, the icon is displayed on the status area.