Supermicro X8SIA - Connecting Cables; ATX Main PWR & CPU PWR Connectors

Chapter 2: Installation
2-27
SP1
+
+
B1
JBT1
IPMB
JD1
JPW1
JPW2
JPI2C
JWOL
JWF1
JF1
FAN2
FAN1
FAN5
FAN3
FAN4
T-SGPIO1 T-SGPIO2
JI2C1
JI2C2
JWOR
JL1
3
JPUSB1
JLED
JPL1
JPL2
JPG1
LE1
C
C
LE7
J*
W83627DHG
IDT
89HI0524G2PS
PCH
Hermon
SLOT7 PCI-E 2.0 (2.5GT/s) X1
SLOT6 PCI-E 2.0
SLOT5 PCI-E 2.0 X8
SLOT4 PCI-E 2.0 X8
SLOT3 PCI-E 2.0 (2.5GT/s) X1
USB8/9
FAN2/CPUFAN
USB4
USB5
FAIL PWR
DOM PWR
JWOL:
I-SATA4
I-SATA3
UID
DIMM2A
DIMM2BDIMM2CDIMM1B DIMM1A
Chassis Intrusion
Wake on Lan
Wake on Ring
CMOS CLEAR
1-2:ENABLE
2-3:DISABLE
JPL2:LAN2
JPL1:LAN1
2-3:DISABLE
1-2:ENABLE
JPB:BMC
JPI2C:PWR I2C
JSPK:Buzzer/Speaker
COM2
FLOPPY
DDR3 1066/1333 UDIMM/RDIMM required
JL1:
LAN1/LAN2
JPUSB1:B/P USB WAKE UP
1-2:ENABLE
2-3:DISABLE
JI2C1/JI2C2
USB6/7
2-3:Disable 1-2:Enable
CPU
JLED:Power LED
OFF:Disable
ON:Enable
2-3:DISABLE
1-2:ENABLE
JF1
ON
LED LED
PWRHDD
NIC1
NIC2
OH/FF
RST
PWR
I-SATA2
I-SATA1
I-SATA0
I-SATA5
SLOT2 PCI-E 2.0 (2.5GT/s) X4 (IN X8 SLOT)
SLOT1 PCI 33MHz
DIMM1C
JPG1: VGA
KB/MOUSE
VGA
COM1
IPMI_LAN
USB0/1 USB2/3
X8SIA
2-6 Connecting Cables
This section provides brief descriptions and pin-out denitions for onboard headers
and connectors. Be sure to use the correct cable for each header or connector.
A. 24-Pin ATX Main PWR
B. 8-Pin Processor PWR
A
B
ATX Power 24-pin Connector
PinDenitions(JPW1)
Pin# Denition Pin # De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
(Required)
12V 8-pin Power Connec-
torPinDenitions
Pins Denition
1 through 4 Ground
5 through 8 +12V
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 specication. See
the table on the right for pin denitions.
24-Pin ATX
Main PWR
8-Pin
Processor
PWR
A
B