Biostar PT890 775 SE Setup Manual page 17

JUSB2/JUSB3: Heade rs for USB 2.0 Ports at Front Panel
This header allows user to connect additional USB cable on the PC f ront panel,
and also can be connected with internal USB devices, like USB card reader.
JUSBV1/JUSBV2: Powe r Source Heade rs for USB Ports
Pin 1-2 Close:
JUSBV1: +5V for USB ports at JUSBLAN1/JUSB1.
JUSBV2: +5V for USB ports at f ront panel (JUSB2/JUSB3).
Pin 2-3 Close:
JUSBV1: USB ports at JUSBLAN1/JUSB1 are powered by +5V standby
v oltage.
JUSBV2: USB ports at front panel (JUSB2/JUSB3) are powered by +5V
standby v oltage.
Note:
In order to s upport this function "Power-On s ystem vi a USB devic e," "JUSBV1/ JUSBV2"
jumper cap should be plac ed on Pin 2-3 indi viduall y .
JUSB2
2 10
JUSB3
1 9
3
Pin 1-2 close
1
JUSBV1
1 3
JUSBV2
Pin 2-3 close
PT890 775 SE
Assignment
Pin
1 +5V (fused)
2 +5V (fused)
3 USB-
4 USB-
5 USB+
6 USB+
7 Ground
8 Ground
9 Key
10 NC
3
1 3
1
3
1
3
1
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