SUPER MICRO Computer X8SIL user manual Connecting Cables, ATX Main PWR & CPU PWR Connectors

X8SIL/X8SIL-F User's Manual

2-6 Connecting Cables

This section provides brief descriptions and pin-out definitions for onboard headers and connectors. Be sure to use the correct cable for each header or connector.

•For information on Backpanel USB and Front Panel USB ports, refer to Page

2-18. For COM Port 1 and COM Port 2, please see Page 2-16.

ATX Main PWR & CPU PWR

Connectors

The 24 -pin main power connector (JPW1) is used to provide power to the motherboard. The 8-pin CPU PWR connector (JPW2) is also required for the processor. These power connectors meet the SSI EPS 12V specification. See the table on the right for pin definitions.

A	B
	8-Pin
24-Pin ATX
	Processor
Main PWR	PWR

			A
KB/MOUSE			JPI2C:PWR I2C	JPI2C
COM1		RSTALARMJAR:PSU		FLOPPY	UDIMM/RDIMM1066/1333DDR3 required
	JAR			DIMM1BDIMM1ADIMM2B DIMM2A
	JPUSB1

ATX Power 24-pin Connector

Pin Definitions (JPW1)

Pin#	Definition	Pin #		Definition
13	+3.3V			+3.3V
		1
14	-12V			+3.3V
		2
15	COM			COM
		3
16	PS_ON			+5V
		4
17	COM			COM
		5
18	COM			+5V
		6
19	COM			COM
		7
20	Res (NC)			PWR_OK
		8
21	+5V			5VSB
		9
22	+5V			+12V
		10
23	+5V	11		+12V
24	COM	12		+3.3V
	12V 8-pin Power Connec-
	tor Pin Definitions
	Pins		Definition
	1 through 4		Ground
	5 through 8		+12V

(Required)

A. 24-Pin ATX Main PWR

LE7JPB JPL1 JPL2VGA FAN5 JLAN2 JLAN1 LAN1 J8J5J6

B

JI2C1

JI2C2

SLOT7 PCI-E X8 GEN2

SLOT6 PCI-E X8 GEN2

		REV:1.00	USA
SLOT5 PCI-E X4 on X8			IN
		X8SIL	DESIGNED
SLOT4 PCI 33MHZ
	JL1:CHASSIS INTRUSION
			USB 10/11

CPU

MAC CODE

BAR CODE

JF1

LE4

LE3

LE2 JBT1

JBT1:CMOS CLEAR

I-SATA5 I-SATA1 I-SATA3

I-SATA4 I-SATA0 I-SATA2

FAN1
FAN2
	JLED1:Power LED	JD1:Buzzer/Speaker
SPKR1	JLED1	JD1
		JF1
	FAN3
T-SGPIO2
T-SGPIO1		JPT1

B. 8-Pin Processor PWR

COM2 JL1 JPG1

USB4 USB2/3 FAN4

2-26