Lenovo ThinkPad W520
The Lenovo ThinkPad W520 was built on 3 different main boards: H0222-4, H0220-3 and H0222-5. There are 5 files in the catalog: 4 BIOS files and 1 schematic.
Earliest upload: May 2020.
BIOS dumps 4
FileSizeRevAddedSource
Schematics 1
FileSizeRevAddedSource
From the uploader
THINKPAD T520 W520 WISTRON KN3 KENDO-3 UMA H0220-SE H0220-3 SIT 101007 0930 PDF
Model facts
| Brand | Lenovo |
|---|---|
| Series | ThinkPad |
| BIOS chip size | 8 MB |
| GPU | N12P-Q1-A1 |
| First seen | 2020-05-05 |
| Source channels | BIOS Archive, Schematics & Boardviews Archive, Cyberlan Electronics |
Main boards used in Lenovo ThinkPad W520
Tools to open these files
| Format | What it is | Open with |
|---|---|---|
| .rar | RAR archive | 7-Zip or WinRAR |
| .bin | BIOS image inside the archive (usually .bin) | a CH341A, XGecu T48 / TL866II Plus or RT809H programmer |
Questions
Which motherboard does the Lenovo ThinkPad W520 use?
The files link the Lenovo ThinkPad W520 to H0222-4, H0220-3 and H0222-5. Check the number printed on your board before flashing anything.
What size is the Lenovo ThinkPad W520 BIOS chip?
The BIOS dumps for this model are 8 MB.
Where do the download links go?
To the original public Telegram post of each file. ChambersDesignInc.com does not host files.