Pinouts >  ATX, WTX and other standard and proprietary power supply (PSU) cables connectors
Used for 3.5 floppies
Pin Name Color
 
Description
1 +5V Red +5 VDC
2 GND Black +5 V Ground
3 GND Black +12 V Ground (Same as +5 V Ground)
4 +12V Yellow +12 VDC
4 pin Mini-Molex (Berg plug) connector layout
4 pin Mini-Molex (Berg plug) connector
at the powersupply cable
According to 12 reports in our database (11 positive and 0 negative) this pinout should be correct.

Is this pinout
ATX PC floppy power connector visual pinout:
ATX PC floppy power connector diagram
click to enlarge
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