in Lenovo U and S Series Laptops https://forums.lenovo.com/t5/Lenovo-U-and-S-Series-Laptops/blocked-sim-card-slot/m-p/388393 Lenovo U and S Series Laptops topics Wed, 09 Mar 2011 04:20:32 +0000 ll02_en <![CDATA[ ]]> https://forums.lenovo.com/topic/findpost/1282/388393/388393 Wed, 09 Mar 2011 04:20:32 +0000 https://forums.lenovo.com/topic/findpost/1282/388393/388393 anup_chou