EFeru/hoverboard-firmware-hack-FOC
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Updated Troubleshooting (markdown)

Candas1
2022-04-08 09:33:07 +02:00
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Troubleshooting.md

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The board is not turning on, you hear the power stage buzz noise but no melody The board is not turning on, you hear the power stage buzz noise but no melody
* Can happen if you haven't [flashed](https://github.com/EFeru/hoverboard-firmware-hack-FOC/wiki/Compiling-and-flashing-the-firmware) the chip properly * Can happen if you haven't [flashed](https://github.com/EFeru/hoverboard-firmware-hack-FOC/wiki/Compiling-and-flashing-the-firmware) the chip properly
* The chip might be defective, can you connect to it with [st-link utility](https://github.com/EFeru/hoverboard-firmware-hack-FOC/wiki/How-to-Unlock-MCU-Flash) ? * The chip might be defective, can you connect to it with [st-link utility](https://github.com/EFeru/hoverboard-firmware-hack-FOC/wiki/How-to-Unlock-MCU-Flash) ?
* The dc-dc converter providing 3.3v to the chip might be defective * The dc-dc converters providing 3.3v to the chip might be defective
<br> <br>
The board is not turning on, you can't hear the power stage buzz noise, and no melody The board is not turning on, you can't hear the power stage buzz noise, and no melody
* Could be the TIP127 mosfet are defective, you can test it with a multi-meter * the first TIP127 mosfet might be defective
* Check that power is connected and voltage is >36V while flashing. If the board draws more than 100mA in idle, it's probably broken * Check that power is connected and voltage is >36V while flashing. If the board draws more than 100mA in idle, it's probably broken
<br> <br>
The board is turning on as soon as the battery is connected The board is turning on as soon as the battery is connected
* The TIP127 mosfet is defective, check if it's shorted with a multi-meter * The first TIP127 mosfet is shorted, check it with a multi-meter
<br> <br>
You are unable to unlock the chip or flash the firmware You are unable to unlock the chip or flash the firmware