| Category | File Name | Download |
|---|
| Original Backup | ThinkPad/Lenovo B490s - ThinkPad LM490S.bin | |
| Original Backup | ThinkPad/Lenovo B490 - ThinkPad luu ok.bin | |
| Original Backup | ThinkPad/Lenovo B490 - ThinkPad LB49A MB 12208-1 48.4WZ01.011.bin | |
| Original Backup | ThinkPad/Lenovo B490 - ThinkPad govt.bin | |
| Original Backup | ThinkPad/Lenovo B490 - ThinkPad B490,B590 MAIN.bin | |
| Original Backup | ThinkPad/Lenovo B490 - ThinkPad (LB49A 12208-1).bin | |
| Original Backup | ThinkPad/Lenovo B490 - ThinkPad (LA48 MB 11264-1M).bin | |
| Original Backup | Lenovo/Lenovo B490/Lenovo B490 - ThinkPad Lenovo B490集成一个BIOS的 LB49B 12208-1 ok.bin | |
| Original Backup | Lenovo/Lenovo B490/Lenovo B490 - ThinkPad LA48 MB.bin | |
| Original Backup | Lenovo/Lenovo B490 - B4320 LB29A.MB 12208-1 BIOS.bin | |
| Classic Schematic | Lenovo/Wistron - 11264 2012-01-06 Schematics-Laptop-Lenovo-B490-la48010106 【 Watermark 】.pdf | |
| Classic Schematic | Lenovo/Wistron - 11264 2012-01-06 Lenovo-b590-B490-la480-LB49A MB 12208-1.pdf | |
| Classic Schematic | Lenovo/Wistron - 11264 2012-01-06 Lenovo B480 B490 LA48 LA480 MB-1M RSD 0106.pdf | |