Chapter 2: Installation
2-15
Power Supply I2C (JPI2C1)
The Power Supply I2C Connector,
located at JPI2C, monitors the status
of the power supply, fan and system
temperature. See the table on the right
for pin definitions.
PWR Supply I2C
Pin Definitions
Pin# Definition
1
Clock
2
Data
3
PWR Fail
4
Ground
5
NC
1
2
7
8
1
2
7
8
+
1
5
1
4
1
3
19
1
3
1
3
1
1
1
1
1
1
1
1
1
1
4
4
1
2
7
10
A
C
C
C
+
X9SCFF-F
CPU
1
DIMM1
DIMM2
DIMM3
DIMM4
S-SGPIO2
S-SGPIO1
JUIDB
1
JBA
T2
JBA
T1
JPI2C
1
JP
1
JP2
JPWR1
JPWR2
JSD1
J3
JBT1
JTP
M1
JWP1
JP
ME
1
JP
ME
2
JPL1
JPG1
JPB1
JWD1
FAN8
FAN7
FAN6
FAN5
FAN2
FAN4
FAN3
FAN1
RT
1
RT
2
JL1
J31
JI2C
2
JI2C
1
USB2
USB1
I-SATA1
I-SATA0
COM1
I-SATA2
I-SATA5
I-SATA4
I-SATA3
JUSB1
JUSB2
SW
1
J6
J5
J4
LED4
LED5
LED6
LED7
J53
SPKR1
JL1: CHASSIS INTRUSION
HEARTBEAT LED
JWP1: BIOS
WRITE PR
OT
EC
T
2-3:DISABLE
1-2:ENABLE
2-3:DISABLE
JPB1
(RT3)
JWD1:W
AT
CH DO
G
JPI2C1:
JBT1:
JI2C2/JI2C
1
ON:ENABLE
OFF
:DISABLE
2-3:DISABLE
1-2:ENABLE
UUID
UUID LED BA
T
JTPM1:TPM/PORT80
6-SGPIO2
6-SGPIO1
PWR I2C
SATA DOM POWER
JSD1:
JPG1:VGA
USB4
USB2/3
USB1
USB0
CPU1 SLOT1 PCI-E 3.0 X8
CPU1 SLOT2 PCI-E 3.0 X8
P1-DIMMB1
P1-DIMMB2
SY
STEM BA
T
UID
1-2:ENABLE
JPL1
2-3:DISABLE
P1-DIMMA1
IP
MI_LAN
P1-DIMMA2
CPU1
2-3:ME REC
OVER
Y
JP
ME1
1-2:NORMAL
CMOS CLEAR
2-3:NMI
1-2:RST
JP
ME2
2-3:ME MANUF
AC
TURING MOD
E
1-2:NORMAL
LAN2
LAN1
VGA
A
B
Chassis Intrusion (JL1)
A Chassis Intrusion header is located
at JL1 on the motherboard. Attach the
appropriate cable from the chassis to
inform you of a chassis intrusion when
the chassis is opened.
Chassis Intrusion
Pin Definitions (JL1)
Pin# Definition
1
Intrusion Input
2
Ground
A. Power Supply I2C
B. Chassis Intrusion