43
Chapter 2: Installation
Power SMB (I
2
C) Header
The Power System Management Bus (I
2
C) connector at JPI
2
C1 monitors the power supply,
fan, and system temperatures. See the table below for pin definitions.
Power SMB Header
Pin Definitions
Pin#
Definition
1
Clock
2
Data
3
PMBUS_Alert
4
Ground
5
+3.3V
JF1
JPW1
JPW2
JTPM1
JSD1
JSD2
X1
1SSV
-M4F
REV
:1.00
DESIGNED IN USA
FAN2
FAN1
FAN3
JP1
BT1
I-SATA4
I-SATA3
I-SATA2
I-SATA1
JPCIE1 x16
1
J17
JL1
J16
1
JSMB1
JD1
JPG1
JP
AC1
JI2C1
JI2C2
JWD1
JVRM1
JVRM2
JPUSB1
JBR1
JPME1
JGPIO1
I-SGPIO1
1
SRW1
SRW3
JPI2C1
A
LED2
C
LED1
A
SRW2
JBT1
JIPMB1
CPU
NIC3
FF
PWR
FAIL
AUDIO
1-2:ENABLE
2-3:DISABLE
JPAC1:AUDIO
SATA DOM
+POWER
DVI-A
JI2C1/
1-2:ENABLE
JWD1:
JSMB1:SMBus1
2-3:DISABLE
1-2:RST
WATCH DOG
2-3:NMI
M.2
JI2C2:
USB7/8
USB5/6
JPUSB1:
USB0/1 WAKE UP
1-2:ENABLE
2-3:DISABLE
JD1:
4-7:SPEAKER
1-2:NORMAL
JPME1:
1-3:PWR LED
JBR1
1-2:NORMAL
RECOVERY
2-3:ME
RECOVERY
2-3:BIOS
PWR
LED
LAN3/4
LAN1/2
m-PCIE
NIC
HDD
LED
NIC
2
1
DIMMA1
DIMMB1
OH
PWR
ON
RST
KB/MS
USB3/4
USB1/2
USB9
COM1
SRW4
Aspeed
AST2400
Intel
I350-AM2
Intel
CM236
1
2
1. Power SMB Header
2. BMC External Header
4-pin BMC External I
2
C Header
A System Management Bus header for IPMI 2.0 is located at JIPMB1. Connect a cable here
to use the IPMB I
2
C connection on your system. See the table below for pin definitions.
External I
2
C Header
Pin Definitions
Pin#
Definition
1
Data
2
GND
3
Clock
4
NC
