CHA_FAN on Your Motherboard - All You Should Know - Digital Conqueror
CHA_FAN On Your Motherboard - Everything You Need to Know
Z97 Extreme3, FAN speed not working on CHA_FAN2 - TweakTown Forums
cpu - Where to connect my NH-D15 SE-AM4 fan onto my ASUS PRIME X370-A motherboard - Super User
Trying to connect my fans to this motherboard (B550M Pro SE) but can't find the System fan. Can I just plug it into the water pump fan connection? : r/PcBuild