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[硬件] 关于CS21 ThinkPad BIOS对USB type-c接口充电功能的重要更新

知识编号:200870

故障现象:

本次针对ThinkPad USB type-c接口和电源设备的充电功能发布了一版BIOS重要更新。

影响机型如下:

X1 Yoga 6th Gen (Type 20XY, 20Y0) Laptop (ThinkPad)

X1 Carbon 9th Gen - (Type 20XW, 20XX) Laptop (ThinkPad)

X1 Nano Gen 1 (Type 20UN 20UQ) Laptop (ThinkPad)

X13 Yoga Gen 2 (Type 20W8, 20W9) Laptop (ThinkPad)

X1 Extreme 4th Gen (Type 20Y5,20Y6) Laptop (ThinkPad)

P1 Gen 4 (type 20Y3, 20Y4 ) Laptop (ThinkPad)

X12 Detachable Gen 1 (Type 20UW, 20UV) Laptop (ThinkPad)

L13 Gen 2 (type 20VH, 20VJ) Laptops (ThinkPad)

L13 Yoga Gen 2 (type 20VL, 20VK) Laptops (ThinkPad)

X1 Titanium (Type 20QA, 20QB) Laptop (ThinkPad)

T14s Gen 2 (Type 20WM, 20WN) Laptop (ThinkPad)

X13 Gen 2 (Type 20WK, 20WL) Laptop (ThinkPad)

T14 Gen 2 (Type 20W0, 20W1) Laptop (ThinkPad)

P14s Gen 2 (Type 20VX, 20VY) Laptop (ThinkPad)

T15 Gen 2 (Type 20W4, 20W5) Laptop (ThinkPad)

P15s Gen 2 (Type 20W6, 20W7) Laptop (ThinkPad)

L14 Gen 2 Type 20X1 20X2 Laptops (ThinkPad)

L15 Gen 2 Type 20X3 20X4 Laptop (ThinkPad)


解决方案:

此版本BIOS 主要是针对受影响机型的USB-C接口经常切换用于适配两种及以上USB-C型电源设备时(例如:USB-C AC电源适配器,USB-C 扩展坞/雷电3扩展坞,USB-C显示器/雷电3显示器,USB-C移动电源等),需尽快将BIOS更新到以下示例或更新的版本,以用于解决或预防电源设备不充电的问题。





















































































产品名称



BIOS / ECP



联想官网链接



版本



发布时间



X1 Yoga 6th Gen (Type 20XY, 20Y0) Laptop (ThinkPad)

X1 Carbon 9th Gen - (Type 20XW, 20XX) Laptop (ThinkPad)



1.51 / 1.32



BIOS/UEFI



1.51-1.32



03 Feb 2022



X1 Nano Gen 1 (Type 20UN 20UQ) Laptop (ThinkPad)



1.49 / 1.44



BIOS/UEFI



1.49-1.44



15 Feb 2022



X13 Yoga Gen 2 (Type 20W8, 20W9) Laptop (ThinkPad)



1.32 / 1.24



BIOS/UEFI



1.32-1.24



21 Feb 2022



X1 Extreme 4th Gen (Type 20Y5,20Y6) Laptop (ThinkPad)

P1 Gen 4 (type 20Y3, 20Y4 ) Laptop (ThinkPad)



1.14 / 1.15



BIOS/UEFI



1.14-1.15



18 Feb 2022



X12 Detachable Gen 1 (Type 20UW, 20UV) Laptop (ThinkPad)



1.20 / 1.16



BIOS/UEFI



1.20



22 Feb 2022



L13 Gen 2 (type 20VH, 20VJ) Laptops (ThinkPad)

L13 Yoga Gen 2 (type 20VL, 20VK) Laptops (ThinkPad)



1.16 / 1.14 Nvpro

1.14 / 1.10 Vpro


BIOS/UEFI1.16-1.1409 Mar 2022
X1 Titanium (Type 20QA, 20QB) Laptop (ThinkPad)1.19 / 1.13BIOS/UEFI1.19-1.1307 Mar 2022

T14s Gen 2 (Type 20WM, 20WN) Laptop (ThinkPad)

X13 Gen 2 (Type 20WK, 20WL) Laptop (ThinkPad)


1.44 / 1.38BIOS/UEFI1.4403 Mar 2022

T14 Gen 2 (Type 20W0, 20W1) Laptop (ThinkPad)

P14s Gen 2 (Type 20VX, 20VY) Laptop (ThinkPad)

T15 Gen 2 (Type 20W4, 20W5) Laptop (ThinkPad)

P15s Gen 2 (Type 20W6, 20W7) Laptop (ThinkPad)



1.49 / 1.40


BIOS/UEFI1.4923 Mar 2022

L14 Gen 2 Type 20X1 20X2 Laptops (ThinkPad)

L15 Gen 2 Type 20X3 20X4 Laptop (ThinkPad)



1.55 / 1.47


BIOS/UEFI1.55-1.4729 Mar 2022


 



注意:

更新时请注意,需要移除所有系统外接设备,只连接更新BIOS必须的电源适配器。

 

 



 

备注:

WW Tips请参考网页


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