Connecting Cables & Optional Devices; Atx Main Pwr (Jpw1) & Cpu Pwr Connectors (Jpw2) - Supermicro X9SRW-F User Manual

2-6 Connecting Cables & Optional Devices
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.
ATX Main PWR (JPW1) & CPU PWR
Connectors (JPW2)
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
24-Pin Main PWR
A. 24-Pin ATX Main PWR
B. 8-Pin Processor PWR
IPMI LAN
USB/0/1
USB/2/3 KB/MOUSE
JUSBKM
LE2
A
3
C
JI2C3
JI2C2
B
8-Pin Processor PWR
T-SGPIO4 T-SGPIO3 T-SGPIO2
JPL1
T-SGPIO1
J30 J29
JTPM1:TPM/PORT80
JSTBY1:STAND BY POWER FOR DOM
JTPM1
JTPM1: TPM/PORT80
JBT1:CMOS CLEAR
+
SXB2
SXB1B
ATX Power 24-pin Connector
Pin# 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
12V 8-pin Power Connec-
Pins
1 through 4
5 through 8
JI2C1
LE1
J1
J2
J3
J4
DIMM4B
DIMM4A
DIMM3B
DIMM3A
R136
C241
I-SATA3
I-SATA1 I-SATA5
I-SATA0
I-SATA2 I-SATA4
2-21
Chapter 2: Installation
Pin Definitions (JPW1)
Pin # Definition
1 +3.3V
2 +3.3V
3 COM
4 +5V
5 COM
6 +5V
7 COM
8 PWR_OK
9 5VSB
10 +12V
11 +12V
12 +3.3V
tor Pin Definitions
Definition
Ground
+12V
(Required)
B
DIMM1A
DIMM1B
DIMM2A
DIMM2B
JWF1
1
A
FAN3
1
JL1 :CHASSIS INTRUSION