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Chapter 4: Motherboard Connections
Disk-On-Module Power Connector
One power connector for SATA Disk-On-Module (DOM) devices is located at JSD1. Connect
appropriate cables here to provide power support for your Serial Link DOM devices.
DOM Power
Pin Definitions
Pin#
Definition
1
5V
2
Ground
3
Ground
4-pin External BMC I
2
C Headers
System Management Bus headers for IPMI 2.0 are located at JIPMB1 and JIPMB2. Connect
a cable to the header to use the IPMB I2C connection on your system. Refer to the table
below for pin definitions.
External I
2
C Header
Pin Definitions
Pin#
Definition
1
Data
2
Ground
3
Clock
4
No Connection
Fan Headers
There are six 4-pin fan headers (FAN1 - FAN4, FANA, FANB) on the motherboard.
All these
4-pin fan headers are backwards compatible with traditional 3-pin fans. However, fan speed
control is available for 4-pin fans only by Thermal Management via the Hardware Monitoring
in the BIOS. Refer to the table below for pin definitions.
Fan Header
Pin Definitions
Pin#
Definition
1
Ground (Black)
2
+12V (Red)
3
Tachometer
4
PWM_Control