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katzbalger
What's DOS?
Posts: 1
Registered: ‎07-14-2019
Location: PL
Views: 253
Message 1 of 2

x270 throws 1802 error after EM7455 WWAN card installation

I'm trying to install Sierra EM7455 WWAN card on my Lenovo Thinkpad x270, but I get a black screen with error 1802 (no codes in brackets in the end of line). Please help me to understand what I am doing wrong.

 

Laptop:

Product: 20K5S17R1K
Serial: ********

Bios version: 1.36

 

WWAN card: Sierra Wireless AirPrime EM7455

FRU: 01AX746

Header code: S2JN

Lenovo PN: SW10K97529

 

Moderator note: serial number removed to prevent abuse.

Lenovo Employee Jan_Lenovo
Lenovo Employee
Posts: 66
Registered: ‎12-17-2017
Location: CN
Views: 184
Message 2 of 2

Re: x270 throws 1802 error after EM7455 WWAN card installation

Dear katzbaiger, Welcome to Lenovo forum ! X270 window10 can support EM7455.

https://forums.lenovo.com/t5/ThinkPad-X-Series-Laptops/x270-throws-1802-error-after-EM7455-WWAN-card...

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