Intel MB886 ATX1 24-pinATX Power Connector, ATX2 ATX 12V Power Connector, Signal Name, Pin #

			INSTALLATIONS
ATX1: 24-pin ATX Power Connector
Signal Name	Pin #	Pin #	Signal Name
3.3V	13	1	3.3V
-12V	14	2	3.3V
Ground	15	3	Ground
PS-ON	16	4	+5V
Ground	17	5	Ground
Ground	18	6	+5V
Ground	19	7	Ground
-5V	20	8	Power good
+5V	21	9	5VSB
+5V	22	10	+12V
+5V	23	11	+12V
Ground	24	12	+3.3V
ATX2: ATX 12V Power Connector
Signal Name	Pin #	Pin #	Signal Name
+12V	5	1	Ground
+12V	6	2	Ground
+12V	7	3	Ground
+12V	8	4	Ground

MB886 Edge Connectors

MB886 User’s Manual 13