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Chapter 4: Motherboard Connections
4.4 Front Control Panel
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. See the figure below for the descriptions of the front control panel
buttons and LED indicators.
Power Button
UID LED
NIC1 Active LED
Reset Button
HDD LED
PWR LED
Reset
PWR
3.3V Stby
3.3V Stby
Ground
19
X
Ground
X
3.3V Stby
20
1
2
Ground
Power Fail LED
NIC2 Active LED
NMI
3.3V
3.3V Stby
OH/Fan Fail LED
Figure 4-3. JF1 Header Pins