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Chapter 4: Motherboard Connections
Figure 4-1. JF1 Control Panel Pins
Control Panel
The front control panel header (JF1) contains header pins for various buttons and indicators
that are normally located on a control panel at the front of the chassis. These connectors
are designed specifically for use with Supermicro chassis. Refer to the figure below for the
descriptions of the front control panel buttons and LED indicators.
Power Button
The Power Button connection is located on pins 1 and 2 of JF1. Momentarily contacting both
pins will power on/off the system. This button can also be configured to function as a suspend
button. To turn off the power in the suspend mode, press the button for at least four seconds.
Refer to the table below for pin definitions.
Power Button
Pin Definitions (JF1)
Pin#
Definition
1
Signal
2
Ground
Power Button
OH/Fan Fail LED
20
NIC1 LED
Reset Button
19
Power Fail LED
HDD LED
Power LED
#3~4
#1~2
Vcc
Vcc (X13SAE)
Vcc
Vcc
Ground
Ground
2
1
Vcc
X
Ground
NMI
X
Vcc
NIC2 LED