Hi, recently built my gaming rig and chose a B550 Tomahawk featuring 2 ARGB Headers. First (JRAINBOW1) is used for 3 propitiatory 6-pin argb case fans (which are also connected to PSU via SATA, each fan 18 LEDs/1.8W - is all power drawn by PSU, or also by mobo?) and the second one (JRAINBOW2 )is...