My laptop's IC is broken. I replaced the ic with a new one but it seems it doesn't convert power from 5v to 20v. So I want to test my bios. Thinkpad L14 - HL4A1-HL5A1 NM-D272 REV1.0
Thinkpad L14 - HL4A1-HL5A1 NM-D272 REV1.0
SN: PF-30PSY3
type number : 20X4-S1XL00
Thinkpad L14 - HL4A1-HL5A1 NM-D272 REV1.0
SN: PF-30PSY3
type number : 20X4-S1XL00
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