Supero H8SCM, User Manual

Page: 31 / 82

Chapter 2: Installation
2-11
2-8 Connector Defi nitions
Power Connectors
A 2 4 - p i n m a i n p o w e r s u p p l y
connector(JPW1) and three 8-pin
CPU PWR connector (JPW2) on the
motherboard. These power connectors
meet the SSI EPS 12V specifi cation.
In addition to the 24-pin ATX power
connector, the 12V 8-pin CPU PWR
connector at JPW2 must also be
connected to your power supply. See
the table on the right for pin defi nitions.
Warning : To prevent damage to the
power supply or motherboard, please
use a power supply that contains both
a 24-pin and 8-pin power connectors.
Be sure to connect these connectors
to the 24-pin (JPW1) and the three
8-pin (JPW2) power connectors on
the motherboard. Failure in doing so
will void the manufacturer warranty on
your power supply and motherboard.
Reset Connector
The reset connector is located on pins
3 and 4 of JF1 and attaches to the
reset switch on the computer chassis.
See the table on the right for pin
defi nitions.
Power Connector
The Power connector is on pins 1
and 2 of JF1. This header should
be connected to the chassis power
button. See the table on the right for
pin defi nitions.
ATX Power 24-pin Connector
Pin Defi nitions (JPW1)
Pin# Defi nition Pin# Defi nition
13 +3.3V 1 +3.3V
14 -12V 2 +3.3V
15 COM 3 COM
16 PS_ON 4 +5V
17 COM 5 COM
18 COM 6 +5V
19 COM 7 COM
20 Res (NC) 8 PWR_OK
21 +5V 9 5VSB
22 +5V 10 +12V
23 +5V 11 +12V
24 COM 12 +3.3V
12V 8-pin PWR Connector
Pin Defi nitions (JPW2)
Pins Defi nition
1 through 4 Ground
5 through 8 +12V
Required Connection
Reset Button
Pin Defi nitions
(JF1)
Pin# Defi nition
3 Reset
4 Ground
Power Button
Pin Defi nitions
(JF1)
Pin# Defi nition
1 Power
2 Ground