diff --git a/Doc/Contrib/SC126_How-To_No_2_Preparing_an_SD_Card_for_Use_with_SC126_Rev_1-5.pdf b/Doc/Contrib/SC126_How-To_No_2_Preparing_an_SD_Card_for_Use_with_SC126_Rev_1-5.pdf
new file mode 100644
index 00000000..9dd3fe3b
Binary files /dev/null and b/Doc/Contrib/SC126_How-To_No_2_Preparing_an_SD_Card_for_Use_with_SC126_Rev_1-5.pdf differ