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Guru
Posts: 9,598
Registered: ‎12-26-2009
Location: CA
Views: 32,350

Re: W540 Card Reader not working

Try installing one of these packages:
http://support.lenovo.com/en_US/downloads/detail.page?DocID=DS038432
http://support.lenovo.com/en_US/downloads/detail.page?DocID=DS039073

One of these should be for your system. The other should complain at install.

W520: 2960XM, Q2000M @ 1091/1380, 32GB RAM, 500GB&750GB HDD & 500GB SSD, FHD&MB168B+
X61T: L7500, 4GB RAM, 500GB HDD, XGA screen, Ultrabase
W550s: 5600U, K620M at 1164/1281, 16GB RAM, 512GB SSD, 3K touchscreen
X200s: SL9400, 6GB RAM, 64GB SD card, WXGA+ screen
TPT1: 1839-23U
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