Chapter 2: Installation
2-7
2-6 Connecting
Cables
Primary ATX Power
Connector
The primary power connector on the
H8SSL-i2 meets the SSI (Superset
ATX) 24-pin specifi cation. Refer to the
table on the right for the pin defi nitions
of the main ATX power connector.
Note: You must also connect the PW2
power connector to your power supply
(see below).
Required Connection
Secondary Power
Connector
In addition to the primary ATX power
connector (above), the 4-pin power
connector at J6 must also be con-
nected to your power supply. See the
table on the right for pin defi nitions.
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 defi nitions.
NMI Button
Pin Defi nitions (JF1)
Pin# Defi nition
19
Control
20
Ground
Power LED
The Power LED connection is located
on pins 15 and 16 of JF1. Refer to the
table on the right for pin defi nitions.
Power LED
Pin Defi nitions (JF1)
Pin# Defi nition
15
Vcc
16
Control
Required Connection
ATX Power 24-pin Connector
Pin Defi nitions (J1B4)
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
Secondary Power
Connector
Pin Defi nitions (J6)
Pins Defi nition
1 & 2
Ground
3 & 4
+12V
