15257-2 is a Wistron motherboard used in HP devices. Enginerys has 4 BIOS dumps for this board, collected from public Telegram channels.
Check that 15257-2 matches the number printed on your PCB, including the revision. Where to find it →
15257-2 BIOS dumps
- Marshmellow MB 15257-2 448.0N07.0021 ECBIOS · 15257-2 · 128 KB · 9 May 2025BIOS bin128 KB
- HP ENVY x360 - m6-aq003dx BIOS Marshmel low MB 15257-2💯BIOS · 15257-2 · 4.71 MB · 7 Mar 2024BIOS rar4.71 MB
- HP x360 15257-2BIOS · 15257-2 · 8.00 MB · 7 Mar 2024BIOS bin8.00 MB
- HP ENVY X360 M6 aq003dx Marshmellow MB 15257 2 448 0N07 0021 BIOS
BIOS image for the HP ENVY x360 m6-aq003dx, Marshmellow MB, Wistron board 15257-2. The extra 448.0N07.0021 token appears to be a Wistron PCB part number, best compared…
BIOS · 15257-2 · 4.82 MB · 19 Jul 2023BIOS rar4.82 MB
Questions about 15257-2
Is there a schematic for 15257-2?
No standalone schematic PDF has been indexed for 15257-2 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 15257-2?
No boardview has been indexed for 15257-2 yet.
Who makes the 15257-2 board?
15257-2 follows the Wistron numbering scheme (xxxxx-x). It is found in HP devices.