From c2780a43e025afa7ed5f25cddc567a6eba28c177 Mon Sep 17 00:00:00 2001 From: Candas1 Date: Fri, 8 Apr 2022 09:33:07 +0200 Subject: [PATCH] Updated Troubleshooting (markdown) --- Troubleshooting.md | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/Troubleshooting.md b/Troubleshooting.md index 79ec667..199b679 100644 --- a/Troubleshooting.md +++ b/Troubleshooting.md @@ -1,16 +1,16 @@ 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 * 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
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
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
You are unable to unlock the chip or flash the firmware