Chapter 2: Installation
2-13
Power Button
1
NIC1 LED
Reset Button
2
X
HDD LED
Power LED
#3~4
#1~2
Vcc
Vcc
Vcc
Overheat (OH)
Ground
Ground
19
20
X
X
Vcc
NIC2 LED
X
Vcc
NMI
Vcc
Overheat (OH) LED
Connect an LED Cable to the Overheat
(OH) connection on pins 7 and 8 of JF1.
This header provides advanced warn-
ings of chassis overheat.
Overheat (OH) Indicator
Pin Definitions (JF1)
State Definition
Off
Normal
On
Overheat
B
JF1 Header Pins
A
B
C
C
NMI Button
The non-maskable interrupt button
header is located on pins 19 and 20 of
JF1. Refer to the table on the right for
pin definitions.
NMI Button
Pin Definitions (JF1)
Pin# Definition
19
Signal
20
Ground
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. To turn off the power when set
to suspend mode, press the button for at
least 4 seconds.
Power Button
Pin Definitions (JF1)
Pin# Definition
1
Signal
2
Ground
Reset Button
The Reset Button connection is located
on pins 3 and 4 of JF1. Attach it to a hard
-
ware reset switch on the computer case.
Reset Button
Pin Definitions (JF1)
Pin# Definition
3
Reset
4
Ground
NMI Button
OH/Fan Fail
Reset Button
PWR Button
A
D
D
Overheat (OH) LED
Pin Definitions (JF1)
Pin# Definition
7
Vcc
8
Ground
Summary of Contents for X9SBAA
Page 1: ...X9SBAA X9SBAA F USER S MANUAL Revision 1 0a...
Page 22: ...1 10 X9SBAA Motherboard Series User s Manual Notes...
Page 54: ...3 6 X9SBAA Motherboard Series User s Manual Notes...
Page 80: ...A 2 X9SBAA Motherboard Series User s Manual Notes...
Page 84: ...B 4 X9SBAA Motherboard Series User s Manual Notes...