Reset Button; Power Button - Supermicro SuperO A1SAM-2750F User Manual

A1SAM/A1SRM Series Motherboard User's Manual

Reset Button

The Reset Button connection is lo-
cated 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 on the right for pin
definitions.

Power Button

The Power Button connection is
located on pins 1 and 2 of JF1. Mo-
mentarily 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 on the right for pin
definitions.
JUIDB1
JBAT1
JF1
BATTERY
SP1
BUZZER
COM2
USB4/5
1
LAN2/LAN4 LAN1/LAN3 USB 2/3
JVGA1
BMC
IPMI_LAN
JLAN2 JLAN1
LAN3/4 LED
PHY
A1SAM/A1SRM Series
Rev. 1.01
BIOS
SoC Processor
JBT1
2-18
Pin Definitions (JF1)
Pin#
3
4
Pin Definitions (JF1)
Pin#
1
2
USB0/1
COM1
PWRI2C
FP PWRLED
NIC1 Link LED
NIC2 Link LED
OH/Fan Fail/PWR Fail/
LED Cathode
Power Fail LED
Reset Button
Definition
Reset
Ground
Power Button
Definition
Signal
+3V Standby
A. Reset Button
B. PWR Button
20 19
Ground
NMI
X
X
3.3 V
HDD LED 3.3V Stby
3.3V Stby
3.3V Stby
UID LED Cathode
3.3V
Reset
Ground
Ground PWR
2 1
A
Reset Button
B
Power Button