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docs: explain how to determine which cable is disconnected 

Signed-off-by: ivelin <ivelin117@gmail.com>
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ivelin 2025-01-27 15:17:19 -06:00
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examples/10_use_so100.md
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@ -144,7 +144,7 @@ Follow step 4 of the [assembly video](https://youtu.be/FioA2oeFZ5I?t=610). The f
### c. Troubleshooting ### c. Troubleshooting
Sometimes during assembly, the cables connecting the motors or the power adapter cable may be accidentally disconnected. To be sure that the motors are properly connected and functioning after assembly, use the scan_motors tool to test each arm. Sometimes during assembly, the cables connecting the motors or the power adapter cable may be accidentally disconnected. To be sure that the motors are properly connected and functioning after assembly, use the scan_motors tool to test each arm.
The output should look similar to the example below. If the list of motor IDs is shorter than 6, there is probably a poorly connected cable or a motor is misconfigured. The output should look similar to the example below. If the list of motor IDs is shorter than 6, there is probably a poorly connected cable or a motor is misconfigured. For example if only motor IDs [1,3] show up, that indicates that the serial cable between motor 3 and 4 is disconnected.
```bash ```bash
lerobot$ python lerobot/scripts/scan_motors.py --port /dev/ttyACM0 --brand feetech --model sts3215 lerobot$ python lerobot/scripts/scan_motors.py --port /dev/ttyACM0 --brand feetech --model sts3215