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Chapter 4: Motherboard Connections
SuperServer 5019P-WT/WTR User's Manual
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 (with a setting in the BIOS - see Chapter 4). To turn off the power in the suspend
mode, press the button for at least 4 seconds. Refer to the table below for pin definitions.
Reset Button
The Reset Button connection is located on pins 3 and 4 of JF1. Attach it to a hardware reset
switch on the computer case to reset the system. Refer to the table below for pin definitions.
Power Button
Pin Definitions (JF1)
Pins
Definition
1
Signal
2
Ground
Reset Button
Pin Definitions (JF1)
Pins
Definition
3
Reset
4
Ground
Power Button
UID LED
NIC1 Active LED
Reset Button
HDD LED
PWR LED
Reset
PWR
3.3V Stby
3.3V Stby
3.3V Stby
Ground
19
X
Ground
X
3.3V Stby
3.3 V
5V Stby
20
1
2
Ground
Power Fail LED
NIC2 Active LED
NMI
4.2 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.
HDD LED
The HDD LED connection is located on pins 13 and 14 of JF1. Attach a cable here to indicate
the status of HDD-related activities, including IDE and SATA activities. See the table below
for pin definitions.
NIC1/NIC2 (LAN1/LAN2)
The NIC (Network Interface Controller) LED connection for LAN port 1 is located on pins
11 and 12 of JF1, and the LED connection for LAN Port 2 is on Pins 9 and 10. NIC1 LED
and NIC2 LED are 2-pin NIC LED headers. Attach NIC LED cables to NIC1 and NIC2 LED
indicators to display network activities. Refer to the table below for pin definitions.
HDD LED
Pin Definitions (JF1)
Pins
Definition
13
3.3V Stby
14
HDD LED
LAN1/LAN2 LED
Pin Definitions (JF1)
Pins
Definition
9/11
Vcc
10/12
NIC2 Active LED/NIC1 Active LED
Power Fail LED
The Power Fail LED connection is located on pins 5 and 6 of JF1. Refer to the table below
for pin definitions.
PWR Fail LED
Pin Definitions (JF1)
Pins
Definition
5
3.3V
6
Power Fail
UID LED
The UID LED is on pins 7 and 8 of JF1. Connect a cable here to show the UID activity. Refer
to the table below for pin definitions.
UID LED
Pin Definitions (JF1)
Pins
Definition
7
5V Stby
8
UID LED
