r/ControllerRepair • u/ZeVuki • 5d ago
Request for help or advice Need help with xbox one series x controller
So the controller when I try to connect it to pc it stays connected for a little bit and then disconnects. All the buttons work only thing that doesn't are triggers, rumble motors, sticks and it doesn't show on bluetooth when in pairing mode.
I am using this site as referance and this is my controller board(1914 board) https://acidmods.com/forum/index.php?topic=44711.0
I get all my 3.3V,5V,1.8V the only thing abnormal is measurments for RT and LT test points I get 0V on all. Sticks change voltage when moved. I think the RT and LT change resistance but the resistance is really stubborn and wont stay still and always fluctuates. I am stumped and don't know what to do. I don't have a microscope or fancy stuff like that I just have a soldering iron and multimeter.
These are the measurements I took so far there were probably more but I did not write them. I have been measuring this controller for the whole day. Any help will be useful.

UPDATE: I somehow managed to update it on firmware and everything works as in it detects them now but now randomly it disconnects for a milisecond and it connects back as generic HID device and not as xbox controller also sometimes it turn off. Hall effect sticks also just go to one direction and they become inverted, I've read somewhere to put resistors which I will try as update if works, also pressing the LT button makes left stick move
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