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9 Legend

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14.4K Posts

36

March 22nd, 2025 20:33

XPS 730x, full control of AlienFx LED via 5 pin SATA adapter

got a male SATA 5 pin cable

3.3v

orange

blk

5v

red

blk

12v

yellow

connected to a cut off old ATX 20 pin (source: dead Dell psu)

X X 3.3v blk 5v X X X X X
X X 12v blk X X X X X X

it works to replace the 10 pin MCB connector to have full control of AlienFx LED

note this mod does not light up power button and HDD LED on front panel, nor does it provide power to Dell stock fans connected to MCB.  the mod assumes both front PCI and CPU fans are upgraded to standard 4 pin fans which are directly connected to motherboard

9 Legend

 • 

14.4K Posts

March 22nd, 2025 20:37

AlienFx editor in advanced mode

I am running an ASUS motherboard in XPS 730X case.

in this example, when I run XPS thermal monitor app, all LEDs turn blue

when I open Windows Media Player Legacy, all LEDs turn red.

when I switch to other apps, all LEDs automatically reset to default white

(edited)

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