The Driver Will Be Auto Install After Plugging The Reader. You Should See The Red Box Below; When You Put A Contactless Card On The Reader, The Green Led Will Be On - ACS ACR1251U-A User Manual

4.2. the driver will be auto install after plugging the reader. You
should see the red box below
4.3. When you put a contactless card on the reader, the green LED
will be on.
ACR1251U-A2CNCA500
Document Title Here
Document Title Here
Design Specification
Version 1.00.00
Document Title Here
Page 8 of 13
info@acs.com.hk
www.acs.com.hk