Biostar NF4ST-A9 User Manual page 19

Header for Front Panel Facilities: JPANEL1
This 24-pin connector includes Power-on, Reset, HDD LED, Power LED,
Sleep button, speaker and IrDA Connection. It allows user to connect
the PC case's front panel switch functions.
2
1
Pin Assignment
1 +5V
3 N/A
5 N/A
7 Speaker
9 HDD LED (+)
11 HDD LED (-)
13 Ground
15 Reset control
17 N/A
19 N/A
21 +5V
23 IRTX
Headers for USB Ports at Front Panel: JUSB1~JUSB3
This connector allows user to connect additional USB cables at PC front
panel, and also can be connected with internal USB devices, like USB
card reader.
1
2
10
NF4ST-A9
24
23
Function Pin
2 Sleep control
4 Ground
Speaker
Connector
6 N/A
8 Power LED (+)
10 Power LED (+)
Hard drive
LED
12 Power LED (-)
14 Power button
Reset
button
16 Ground
18 Key
20 Key
IrDA
22 Ground
Connector
24 IRRX
Pin Assignment
1 +5V (fused)
3 USB-
5 USB+
7 Ground
9 Key
17
JPANEL1
Assignment Function
Sleep
button
N/A
Power LED
Power-on
button
IrDA
Connector
Pin Assignment
2 +5V (fused)
4 USB-
6 USB+
8 Ground
10 NC