t480s

Hello, I have a question. I currently have a T480S, and I extracted the original BIOS. Then, I tried to use a T480S BIOS I found on the forum. I turned on my computer, and initially, the power LED blinked 3 times, then nothing. So, I tried to restore the original BIOS. When I connect the power...

T480s (type 20L7, 20L8) Laptop (ThinkPad) ET481 NM-B471 Rev 1.0 T480S NM-B471R10-SILK-BOT.pdf T480S NM-B471R10-SILK-TOP.pdf Schematics ThinkPad T480S LCFC NM-B471 BIOS n22uj09w ME 11.8.50.3460 Intel Management Engine 11.8 Firmware for Windows 10 (64-bit) - ThinkPad T480 (Machine types: 20L5...