Manually enter your device’s (e.g., 058F1234 ). Use a tool like ChipGenius to find these numbers if you aren't sure.
The string "Alcor Micro Unknown FA00 F/W 3613 Updated" appears to be a device identifier or firmware information message. Let's dissect it:
AU6989SN Controller Chip ┌────────────────────────┐ │ █ │ ────► │ █ ◄─── Short Pins │ (Bridge two adjacent data I/O pins ────► │ █ 43 & 44 or │ using a precision needle or knife) │ █ similar I/O │ └────────────────────────┘
If you're experiencing issues related to "Alcor Micro Unknown FA00 F/W 3613 Updated," try the following:
The Alcor Micro Unknown FA00 F/W 3613 represents neither a defect nor a counterfeit; it identifies a legitimate Alcor Micro controller running specific firmware optimized for a particular NAND flash configuration. Understanding this identifier empowers users to properly diagnose, maintain, and recover their USB storage devices. alcor micro unknown fa00 f w 3613 updated
When ChipGenius or USB‑device‑info tools report "Alcor Micro (安国) 主控型号: Unknown(未知) [FA00] – F/W 3613", each part has a specific meaning:
This step-by-step technical guide provides instructions on how to use updated production tools to flash your controller and restore functionality to your flash drive. Understanding the Root Cause: Why "Unknown [FA00]" Happens
When chip genius software or an operating system displays , it implies the following:
: This often appears as the reported firmware version of a corrupted or "fake" drive that has lost its configuration. Common Causes Manually enter your device’s (e
The issue is almost always a Windows driver database problem, not a hardware failure.
: The software that manages data flow on the drive has crashed or become corrupted.
If you tell me the (e.g., SanDisk, Transcend) or if it's a card reader , I can point you to the specific flash memory tool you need. If you are still having trouble, consider: Trying the tool on a USB 2.0 port instead of USB 3.0. Ensuring no other USB drives are plugged in during flash. Let me know how I can further assist you with this repair! ALCOR U2 MP v20.09.16.00 (6989SN-GTC/GTD/GTE/TA)
Alcor Micro Corp. is a well-known manufacturer of USB hubs, card readers, and flash drive controllers. The PID_FA00 typically refers to a smart card reader chip found in many ASUS, Dell, and Lenovo laptops. 058F (Alcor Micro Corp.) Product ID: FA00 Understanding the Root Cause: Why "Unknown [FA00]" Happens
Recovery remains challenging when:
This string appears when using tools like , USBDeview , or AlcorMP . The tool recognizes the Alcor controller family but can’t pin down the exact model (e.g., AU6989, AU6990, etc.). FA00 often points to a mask ROM mode – meaning the drive failed to load its normal firmware and is now in recovery/boot mode.
Standard formatting applications like Rufus or Windows Disk Management cannot overwrite the corrupted firmware layer of an Alcor controller. You must use a dedicated Alcor Mass Production Tool.
The drive becomes read-only, prompts you to "Insert a disk into USB Drive", or displays an unformattable 0-byte RAW partition. Step 1: Extract the Correct Hardware Profiles
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