Help me plug theese data cables

[Adam5600]

Hey, i dont want to fry my computer so i wanted to ask first, ive got 2 cables, my case is GT301 and the motherboard is Z390 MSI mag mortar 

I want to plug theese in because asus app wont see my case fans.

Photos:

[Adam5600]

I think i cant plug theese cables, im going to seal up the pc now

[tkitch]

the last one should plug into your motherboard, assuming it comes off the hub?

[Adam5600]

6 minutes ago, tkitch said:

the last one should plug into your motherboard, assuming it comes off the hub?

My mobo connections were 4 pins 

Unfortunately that one is 3 pins

[tkitch]

1 minute ago, Adam5600 said:

My mobo connections were 4 pins 

Unfortunately that one is 3 pins

That means it's a different RGB header, and you'd have to get stuff to match.

 

[thrasher_565]

5v device to 12v mb header