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- Lenovo T420S LSN-3 UMA H0223-4Boardview · 947 KB · 2 Oct 2019Boardview bdv—947 KB
- LSN 3 UMA H0223 4 4KF58 BIOS telegram BIOS Repair 2025 09 16BIOS · 5.39 MB · 24 Sept 2025BIOS zip—5.39 MB
- T420S LSN-3 UMA H0223-4Boardview · 947 KB · 22 Jul 2020Boardview bdv—947 KB
- Lenovo T420S LSN-3 UMA H0223-4 BDV
Boardview for the Lenovo ThinkPad T420s mainboard LSN-3, the UMA version with integrated graphics only, board number H0223-4, in a 335 KB RAR.
Boardview · 335 KB · 30 Sept 2021Boardview rar—335 KB - LSN-3 UMA (H0223-4 4KF58) BIOS
BIOS firmware archive labelled LSN-3 UMA, with the board code H0223-4 and the tag 4KF58 given in brackets.
BIOS · 5.30 MB · 30 Sept 2021BIOS zip—5.30 MB