Supermicro 8042-6, User Manual

Page: 48 / 114

5-14
S
UPER
S
ERVER 8042-8/8042-6 Manual
5-8 Connector Definitions
Main ATX Power Supply
Connection
24-pin connector:
The power supply connector on
the P4QH8/P4QH6 meets the SSI
(Superset ATX) 24-pin specifica-
tion. See the table on the right for
pin definitions.
Note: the use of a 20-pin power
connector is not recommended.
Power LED
The Power LED connection is lo-
cated on pins 1, 3 and 5 of JF1.
Refer to the table on the right for
pin definitions.
Pin
Number
1
3
5
Definition
+5V
Key
GND
PW R_LED Pin Definitions
(JF1)
24-pin Power Connector
Pin Definitions (ATX Power Conn)
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 PW R_OK
9 5VSB
10 +12V
11 +12V
12 +3.3V
IDE/HDD LED
The IDE HDD (Hard Disk Drive) LED
connection is located on pins 7
and 9 of JF1. Attach the hard
drive LED cable to the correct pins
to display disk activity. Refer to
the table on the right for pin defini-
tions.
IDE_LED Pin
Definitions
(JF1)
Pin
Number
7
9
Definition
+5V
HD Active
P ins
1 thru 4
5 thru 8
Definition
Ground
+12v
8-P in +12v P ower S upply
Connector (J38)
Secondary Power
Connections
In addition to the Primary ATX
power connector (above), the two
secondary power connections (at
J38 and J47) must also be con-
nected to your power supply. See
the tables on the right for pin defi-
nitions.
Pins
1 & 2
3 & 4
Definition
Ground
+12v
4-Pin +12v P ower Supply
Connector (J47)
Required
connection
Required
connection