J6: Atx 12V Power Connector; Jp7: Lpc Debug Connector (Factory Use Only); Jp9: Spi Flash Connector (Factory Use Only) - American Megatrends MI980 User Manual

INSTALLATIONS
Signal Name
3.3V
-12V
Ground
PS-ON
Ground
Ground
Ground
-5V
+5V
+5V

J6: ATX 12V Power Connector

This connector supplies the CPU operating voltage.
Pin # Signal Name
1 Ground
2 Ground
3 +12V
4 +12V

JP7: LPC debug Connector (Factory use only)

JP9: SPI Flash Connector (Factory use only)

20
Pin # Pin #
11 1
12 2
13 3
14 4
15 5
16 6
17 7
18 8
19 9
20 10
MI980 User's Manual
Signal Name
3.3V
3.3V
Ground
+5V
Ground
+5V
Ground
Power good
5VSB
+12V
3
1
4
2