Alcor Micro Unknown Fa00 F W Fa04 Work ((better)) (Full ✮)
Gently place the tweezers across two adjacent data pins to bridge them.
This article is your definitive guide. We will dissect exactly what this hardware is, why it shows as "unknown," and the specific, proven steps to get the working on Windows 10, 11, and legacy systems.
The AlcorMP tool interacts directly with the controller's firmware. It must match the specific F/W number. If you use the wrong version, you will likely encounter error codes such as:
The [FA00] string is not an actual controller model name. Instead, it is a generic failure code generated when the MPTool attempts to read the chip's Flash ID (FID) and receives a bad response (often looking like a string of junk data or zeroes). alcor micro unknown fa00 f w fa04 work
When your hardware report lists the device as Unknown [FA00] with F/W FA04 :
If the issue is minor corruption rather than a firmware failure:
If you have landed on this page, you are likely staring at the Windows Device Manager, and under the ominous yellow triangle of the "Unknown Device," you see the hardware IDs: , FA00_F_W , or FA04 . Gently place the tweezers across two adjacent data
Once the tool detects your drive (often showing a colored box), click . If prompted for a password, leave it blank or try "0000".
Description: [D:]USB Mass Storage Device(Generic USB F. Device Type: Mass Storage Device. Protocal Version: USB 2.00. [Link] 1/13. Alcor [Fa00] Aka Au6989sn-Ta - Usb Flash Drive - Scribd
The most feature for FA00 / FA04 devices is: The AlcorMP tool interacts directly with the controller's
Copy and save the exact and PID (Product ID) values (e.g., VID = 058F , PID = 6387 ). You will need these to configure your firmware tools later. Step 2: Source the Matching Mass Production Tool (MPTool)
If your manufacturer doesn't list a driver (common for older laptops), you can search directly by the hardware ID.
The "work" to fix these drives involves using specialized "Flash Extraction Tools" (MPTool) to reprogram the controller. This is not a standard format operation; it is a low-level firmware restoration.
