J5: Spi Debug Tools Port (Factory Use Only); J8: Power Led; J9: System Function Connector - American Megatrends MI941 User Manual

J5: SPI Debug Tools Port

J8: Power LED

The power LED indicates the status of the main power switch.
Pin #
1
2
3

J9: System Function Connector

ATX Power ON Switch: Pins 1 and 2
This 2-pin connector is an "ATX Power Supply On/Off Switch" on the
system that connects to the power switch on the case. When pressed, the
power switch will force the system to power on. When pressed again, it
will force the system to power off.
Hard Disk Drive LED Connector: Pins 3 and 4
This connector connects to the hard drive activity LED on control panel.
This LED will flash when the HDD is being accessed.
Pin # Signal Name
4 HDD Active
3
Reset Switch: Pins 5 and 6
The reset switch allows the user to reset the system without turning the
main power switch off and then on again. Orientation is not required
when making a connection to this header.
+5V and 5VSB Signals: Pins 7 and 8
Pin # Signal Name
7
8
(Factory use only)
Signal Name
Power LED
No connect
Ground
5V
+5V
+5VSB
MI941 User's Manual
INSTALLATIONS
17