![](/images/backgrounds/110219/110219-3115x1.png)
Mainboard PM945GC(V2.0)
Hard Drive LED Header: HDLED
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: RESET
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 Switch Header: PWRBTN
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.
2-pin Power LED Header: PWR LED
These mainboards provide a
3-pin Power LED Header: PWRLED
These mainboards also provide a
| Pin | Assignment | Pin | Assignment |
PWRLED | 1 | PWR_LED (+) | 2 | Key |
|
|
|
| |
3 | PWR_LED |
|
| |
|
|
| ||
|
|
|
|
|
Speaker Header: SPEAK
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
| Pin | Assignment | Pin | Assignment | |
SPEAK | 1 | SPK | 2 | N/C | |
3 | Ground | 4 | VCC5 | ||
|
Connectors
Floppy Disk Drive Connector: FLOPPY
These mainboards provide a standard floppy disk drive connector (FDD) that supports 360KB/ 720KB/ 1.2MB/ 1.44MB/ 2.88 MB floppy disk drives using a FDD ribbon cable.
11