7. After serial communication test is done, you can connect PLC to RS232 port of the UR75 for test.
Related Topic
Serial Port
5.7 Restore Factory Defaults
Method 1:
Go to System > Backup/Upgrade page, click Perform Reset button, you will be asked to confirm if
you’d like to reset it to factory defaults. Then click OK button.
Then the device will reboot and restore to factory settings immediately.