In the link a-234.html, there are these two which are applicable but both are not the lcsh92_wet_jb9....
that you have mentioned!!
Redmi Note 3 MTK Latest China Developer Version Fastboot File Download
Redmi Note 3 MTK Latest China Stable Version Fastboot File Download
Hi bio-racing,
When I tried to flash the fastboot ROM V7 from your link above, SP Flashtool said phone mismatch. Mine is the first generation Redmi Note with MediaTek MT6592, not the lastest model of Redmi Note 3 with the Snapdragon 650.