User's and BIOS Manual (1.0a)

Chapter 5: Advanced Serverboard Setup
5-11
5-8 Connector Definitions
Power LED
The Power LED connection is lo-
cated on pins 15 and 16 of JF1. Re-
fer to the table on the right for pin
definitions.
ATX Power Connector
The X6DH8-XG2 includes a 24-pin
main power supply connector
(JPW1) and a 4-pin Auxiliary PWR
connector JPW2). These power
connectors meet the SSI EPS 12V
specification. You can use a 20-
pin connector, but connecting J3
is also required to ensure suffi-
cient power. See the table on the
right for pin definitions. For CPU
power, please see the item below.
Pin
Number
15
16
Definition
Vcc
Control
PWR_LED Pin Definitions
(JF1)
ATX Power Supply 24-pin Connector
Pin Definitions (JPW1)
Pin Number Definition
13 +3.3V
14 -12V
15 COM
16 PS_ON#
17 COM
18 COM
19 COM
20 Res(NC)
21 +5V
22 +5V
23 +5V
24 COM
Pin Number Definition
1 +3.3V
2 +3.3V
3 COM
4 +5V
5 COM
6 +5V
7 COM
8 PWR_OK
9 5VSB
10 +12V
11 +12V
12 +3.3V
Pins #
1 & 2
3 & 4
Definition
Ground
+12 V
+12V 4-pin Connector
(JPW2)
Required
Connection
Processor Power
Connector
In addition to the Primary ATX
power connector (above), the 12v
8-pin processor power connector
at JPW3 must also be connected
to your power supply. (If an 8-pin
cable is not available, please use
two 4-pin cables.) See the table
on the right for pin definitions.
Pins
1 thru 4
5 thru 8
Definition
Ground
+12v
CPU 8-pin PWR
Connector (JPW3)
Required
Connection
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.
Pin
Number
19
20
Definition
Control
Ground
NMI Button Pin
Definitions (JF1)