11228-2 is a Wistron motherboard used in Lenovo devices. Enginerys has 2 BIOS dumps for this board, collected from public Telegram channels.
Check that 11228-2 matches the number printed on your PCB, including the revision. Where to find it →
11228-2 BIOS dumps
- LENOVO U400 LU470 11228-2 4MB BIOSBIOS · 11228-2 · 4.00 MB · 9 May 2025BIOS bin4.00 MB
- LENOVO U400 LU470 11228-2 4MB BIOS
BIOS dump for the Lenovo IdeaPad U400, with LU470 also named, built on a Wistron board numbered 11228-2 and sized for a 4MB flash chip.
BIOS · 11228-2 · 2.30 MB · 5 May 2022BIOS rar2.30 MB
Questions about 11228-2
Is there a schematic for 11228-2?
No standalone schematic PDF has been indexed for 11228-2 yet. Check the archives listed on this page — schematics are often packed together with the boardview — or search again later, as the index is updated daily.
Is there a boardview for 11228-2?
No boardview has been indexed for 11228-2 yet.
Who makes the 11228-2 board?
11228-2 follows the Wistron numbering scheme (xxxxx-x). It is found in Lenovo devices.