Instruction Manual
2
Hardware Guide
PCI312PUSB/LP, PEX312PUSB/LP
Jumper Settings
JP1 (+5V Selector)
Settings
Default:
The USB2.0 Bus Power is supplied by the
motherboard PCI slot (DC+5V supplied from PCB)
The USB2.0 Bus Power is supplied by the AUX
power connector (
J5
).
This option provides more power for Powered USB
devices, but requires a connection to the computer
power supply.
J1~J3
:
External
Powered
USB Ports (x3)
JP2:
+12V Selector
JP1:
+5V Selector
J5:
AUX Power
J4:
USB Ports 4, 5
(for Expansion)
+5
+5
D-
D-
D+
D+
G
G
