Xiaomi Redmi Note 9 Pro Joyeuse schematic and pcb layout (*.pdf)
https://devicedb.xyz/doc/1658-xiaomi...ayout-pdf.html
Xiaomi Redmi 9A Dandelion schematic and pcb layout (*.pdf)
https://devicedb.xyz/doc/1657-xiaomi...ayout-pdf.html
Xiaomi Redmi 9 Lancelot schematic and pcb layout (*.pdf)
https://devicedb.xyz/doc/1656-xiaomi...ayout-pdf.html