To reset the users and passwords of a TM3 Bus Coupler:
1- Connect to the bus coupler using the USB port. Ensure the Ethernet cable is disconnected.
2- Open a web browser.
3- Enter the IP address 90.0.0.1.
4- Move the position of any rotary switch to any other position. The MS LED should now be flashing and the "Restore user accounts" button should be displayed.
5- Click the "Restore user accounts" button.
6- Once the user accounts successfully restored, move the position of the changed rotary switch to its previous position. The "Restore user accounts" button should no longer be displayed.