Headers And Connectors - Supermicro Desktop 5130DQ-IL User Manual

3.2 Headers and Connectors

Fan Headers
There are three 4-pin fan headers on the motherboard. Although pin 4 is for PWM control,
the fan in the 5130DQ-IL does not utilize PWM (Pulse Width Modulation).
External Speaker
The JD1 header is for the external speaker. If you wish to use an external speaker, connect
its cable to pins 1-4.
Disk-On-Module Power Connector
The Disk-On-Module (DOM) power connector at JSD1 provides 5V power to a solid-state
DOM storage device connected to one of the SATA ports.
Standby Power
The Standby Power header is located at JSTBY1 on the motherboard.
Fan Header
Pin Definitions
Pin# Definition
1 Ground (Black)
2 +12V (Red)
3 Tachometer
4 PWM Control
External Speaker Connector
Pin Definitions
Pin Setting Definition
Pins 1-4 Speaker
DOM Power
Pin Definitions
Pin# Definition
1 5V
2 Ground
3 Ground
Standby Power
Pin Definitions
Pin# Definition
1 +5V Standby
2 Ground
3 Wake-up
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Chapter 3: Motherboard Connections