These codes often refer to UL (Underwriters Laboratories) safety certifications or FCC compliance markings required for electronics sold globally.
When listed as "New," it typically refers to old-stock (NOS) components that have never been used but may still be a decade or more old. intel desktop board 01 21 b6 e1 e2 er new
Once you have the AA number or the specific model (like "DH61BE" or "DQ67SW"), you can search the Intel Support site for manual and driver archives. These codes often refer to UL (Underwriters Laboratories)
While it looks like a specific model number, it is actually a collection of rather than a unique model identifier. Decoding the Marking: What it Actually Means While it looks like a specific model number,
" is often found on labels or printed directly on older Intel motherboards.
Understanding the identifiers on computer hardware can be the difference between a successful repair and a costly mistake. The string " Intel Desktop Board 01 21 B6 E1 E2 ER
This specific string is most frequently seen on motherboards from the Sandy Bridge (2nd Gen) and Ivy Bridge (3rd Gen) eras, often featuring the LGA 1155 socket . Key Specifications of Boards with these Markings