Xbox Series Controller (1914) Troubleshooting

Link: Series Controller Technical Information

When referring to failure/fault, this can be caused by a multitude of things related to any referred component this could be related to:

1. Logic failure i.e. no control signal to component.
2. Power failure i.e. no/Insufficient power to component.
3. Internal failure i.e. short to ground.
4. Other i.e. Mechanical fault like a broken trace or disconnection from pads.

1. Low battery voltage
2. Disabled in Accessories settings
3. Faulty vibration motors
4. Faulty motor drivers
5. Faulty MCU

1. Faulty L16A chip
2. Faulty MCU

1. No voltage to voltage divider
2. Faulty voltage divider to SoC
3. Faulty SoC

1. Faulty trigger hall-sensor
2. Faulty SoC

1. Faulty USB-C Cable
2. Faulty USB-C Port
3. Faulty Filters on Data +/- lines
4. Faulty SoC

1. Faulty replacement joystick
2. Joystick feedback line shorted to ground (LSX,LSY,RSX,RSY)
3. Faulty SoC

1. Faulty connection between MCU board and power board
2. Faulty wireless circuit
3. Faulty SoC

1. Faulty component shorted to ground, common components are in wireless circuit RFF2 or T2 and caps on 5V to 3.3V converter.