AXIOMTEK SHB100, User Manual

Page: 23 / 68

SHB100
LGA775 SBC User’s Manual
Board and Pin Assignments 17
2.4.8 USB Connectors (CN17/CN18)
These Universal Serial Bus (USB) connectors on this board are for installing versatile
USB interface peripherals. These are 10-pin standard USB connectors.
Pin Signal Pin Signal
USB
GND
USB
P0-
USB
P0-
USB
P1+
GND
1
2 10
USB
Power
USB
GND
USB
P1+
USB
Power
1 USB POWER 2 USB POWER
3 USB P0- 4 USB P1+
5 USB P0- 6 USB P1+
7 USB GND 8 USB GND
9 NC 10 GND
2.4.9 Audio Connector (CN1)
CN1 is a 10-pin connector to support the audio interface.
Pin Signal Pin Signal
2 4 6
1 3 5 7
8
9
10
1 MIC-IN 2 GND
3 Line In L 4 GND
5 Line In R 6 GND
7 Audio Out L 8 GND
9 Audio Out R 10 GND
2.4.10 ATX 4 Pin 12V In Connector (CN4)
You can connect it to the ATX12V power supply for CPU Core Voltage.
Note
Make sure your ATX12V power supply can provide 16A on the +12V lead and at
least 1A on the +5V standby lead (+5VSB). The minimum recommended wattage
is 250W or 300W for a fully configured system. The system may become unstable
and may experience difficulty powering up if the power supply is inadequate.
Pin Signal
1 2
3 4
1 GND
2 GND
3 +12V
4 +12V