67
Thermal Sensor header
(3-pin TR1)
Intelligent Platform
Management Bus header
(4-pin IPMB_1)
This 4-pin connector is used
to provide a cabled base-
board or front panel connec-
tion for value added features
and 3rd-party add-in cards,
such as Emergency Man-
agement cards, that provide
management features using
the IPMB.
1
TR1
TR1
GND
Please connect the thermal
sensor cable to either pin
1-2 or pin 2-3 and the other
end to the device which you
wish to monitor its tempera-
ture.
No c
on
ne
ct
GN
D
IP
MB
_S
CL
IP
MB
_S
DA
Serial port Header
(9-pin COM2)
This COM2 header supports
a serial port module.
PSU SMBus
(5-pin PSU_SMB1)
PSU SMBus monitors the
status of the power supply,
fan and system temperature.
+3
VS
B
1
AL
ER
T
SM
BC
LK
GN
D
SM
BD
ATA
Non Maskable Interrupt
Button Header
(2-pin NMI_BTN1)
Please connect a NMI de-
vice to this header.
1
CONTROL
GND