Biostar P4VTG Manual page 12

Front Panel Conne ctor: 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.
SLP
2
1
SPK
Pin Assignment
1 +5V
3 N/A
5 N/A
7 Speaker
9 HDD LED (+)
11 HEE LED (-)
13 Ground
15 Reset control
17 N/A
19 N/A
21 +5V
23 IRTX
Powe r Source Sele ction for USB: JUSBV2
JUSBV2
3 1
+5V
Pin 1-2 close
+5V standby
3 1
Voltage
Pin 2-3 close
Note:
In order to support this function "Power-o system via USB
device," "JUSBV2" jumper cap should be placed on Pin 2-3
individually.
Front USB He ade r: JUSB3~4
This connector allows user to connect additional USB cables on the
PC front panel. Also can be connected with internal USB devices,
like USB card reader.
10
9
JUSB3/JUSB4
P 4 V T G
P 4 V T G
PWR_ LED ON/OFF IR
HLED RST IR
Function Pin Assignment
2 Sleep control
Speaker 4 Ground
Connector
6 N/A
8 Power LED (+)
Hard driv e 10 Power LED (+)
LED
12 Power LED (-)
Reset 14 Power button
button
16 Ground
18 Key
20 Key
IrDA
22 Ground
Connector
24 IRRX
Assignment
+5V f or USB located at the
JUSB3~4 port connectors
JUSB3~4 ports are powered with
standby voltage of +5V
Pin Assignment
2
1 +5V (f used)
1
3 USB-
5 USB+
7 Ground
9 Key
12
2 4
23
JPANEL1
Function
Sleep button
N/A
Power LED
Power-on
button
IrDA
Connector
Description
Pin Assignment
2 +5V (f used)
4 USB-
6 USB+
8 Ground
10 NC