We can perform a factory reset to the Bus Coupler (TM3BCEIP, TM3BCSL , TM3BCCO) if we follow the next steps:
If we are not able to connect via USB please check the Rotary Switch position not to be in 00, 128, 129 (TM3BCSL or TM3BCCO).
Remember: Any modification of the rotary switch position is taken into account after power up.
| STEP | Action |
| 1 | Remove power from the bus coupler. |
| 2 | Disconnect all communication cables. |
| 3 | Set the two rotary switches to position 8 (arrows down). |
| 4 | Apply power to the bus coupler. |
| 5 | Wait for a minimum of 30 seconds. |
| 6 | Set the two rotary switches to position 0 (arrows up). |
| 7 | Remove power from the bus coupler. |
| 8 | Apply power to the bus coupler. |
If we are not able to connect via USB please check the Rotary Switch position not to be in 00, 128, 129 (TM3BCSL or TM3BCCO).
Remember: Any modification of the rotary switch position is taken into account after power up.