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SuperServer 5019C-MHN2 User's Manual
Chapter 4
Motherboard Connections
This section describes the connections on the motherboard and provides pinout definitions.
Note that depending on how the system is configured, not all connections are required.
The LEDs on the motherboard are also described here. A motherboard layout indicating
component locations may be found in Chapter 1.
Please review the Safety Precautions in Appendix B before installing or removing components.
4.1 Power Connections
Two power connections on the X11SCZ-F must be connected to the power supply. The wiring
is included with the power supply.
•
24-pin Primary ATX Power (JPW1)
•
8-pin Processor Power (JPV1)
•
4-pin HDD Power (JPH1)
Main ATX Power Supply Connector
JPW1 is the 24-pin power connector for ATX power source. JPV1 is the 12V DC power
connector that provides power to the CPU in conjunction with JPW1 or it can be used as
the sole 12V DC only power input when JPW1 is not in use. JPH1 is a 4-pin HDD power
connector that provides power to onboard HDD devices.
ATX Power 24-pin Connector
Pin Definitions
Pin#
Definition
Pin#
Definition
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
4-pin HDD Power
Pin Definitions
Pin#
Definition
1
12V
2-3
Ground
4
5V
+12V 8-pin Power
Pin Definitions
Pin#
Definition
1-4
Ground
5-8
+12V
1
1
4
4
8
5
JPH1
JPV1