Mainboard KI51PV-754

Hard Drive LED Header (Red): HD_LED

If your case front panel has a hard drive LED cable, attach it to this header. The LED will flicker when there is hard disk drive activity.

Reset Switch Header (Blue): RST_SW

This header can be attached to a momentary SPST switch (reset button) cable on your case front panel. The switch is normally left open. When the switch closed, it will cause the mainboard to reset and run the POST (Power-On Self Test).

Power-on Switch Header (Orange): PWR_SW

This header can be attached to a power switch cable on your case front panel. You can turn your system on or off by pressing the button attached to this power switch cable.

Power LED Header (Green): ACPI_LED

Attach the power LED cord from the case front panel onto this header, then the power LED will illuminate while the system is powered on.

Speaker Header (Purple): SPEAKER

A speaker cable on your case front panel can be attached to this header. When you reboot the computer, this speaker will issue a short audible (beep). If there are problems during the Power On Self-Test, the system will issue an irregular pattern of audible beeps through this speaker.

 

Pin

Assignment

Pin

Assignment

SPEAKER

1

PC_BEEP

2

N/A

3

Ground

4

+5V

 

Headers & Jumpers

Front USB Header: USB1/2

This mainboard provides four onboard USB 2.0/1.1 ports (back panel) that attach to USB devices. There are two additional USB headers that can be connected by cables to four more USB ports on the front panel of your case giving you a maximum of eight USB ports.

 

Pin

Assignment

Pin

Assignment

 

1

+5V

2

+5V

 

3

USB-

4

USB-

USB1/2

5

USB+

6

USB+

 

7

Ground

8

Ground

 

9

Key

10

N/A

13