Alcor Micro Unknown Fa00 Fw Fa04 Hot (2027)

Alcor Micro uses specific "MP Tools" (Mass Production Tools) for different controllers.

Alcor Micro controllers (e.g., AU94xx, AU93xx series) are widely used in USB hubs, smart card readers, and flash drive controllers. When a device enumerates as an with FA00 (Product ID) and FW FA04 (firmware revision), it indicates a firmware crash, power fault, or overheating condition — often flagged as “HOT” in diagnostic tools. alcor micro unknown fa00 fw fa04 hot