ASROCK E3C236D4U User Manual page 44

Baseboard Management
Controller SMBus Header
(5-pin BMC_SMB1)
Thermal Sensor Header
(3-pin TR1)
PCIe Power Connector
(4-pin PCIE_PWR1)
38
BMC_SMB_PRESENT_1_N
Power
BMC_SMBCLK
GND
BMC_SMBDATA
TR1 TR1
1
GND
GND
+12V DETECT
The header is used for the SM
BUS devices.
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 temperature.
Please connect a 4 pin molex
power cable to this connector
when more than three PCI
Express cards are installed.