Successfully updated to this FW:
http://ftp.hikvision.ru/01.%20Firmware/01.%20Hikvision/02.%20NVR%20%28IP%20regs%29/01.%20K%20series/DS-76XXNI-K1%28B%29/
Before:
After:
All information you need is here (note the JST pinout is incorrect in my case Pin 1 is +3.3v) Hikvision - Clearing...