AXIOMTEK CEB94022, Руководство пользователя

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CEB94022 COM Express
TM
Type 6 with MXM Application Board
Board and Pin Assignments 13
2.5.3 Front Panel Connector (CN3)
This is a 2x4-pin (pitch=2.54mm) connector for front panel interface.
Power On/Off Button
Pin 1 and 2 connect the power button on front panel to CPU board, which allows users to
turn on or off power supply.
System Reset Switch
Pin 3 and 4 connect the case-mounted reset switch that reboots your computer without
turning off the power switch. It is a better way to reboot your system for a longer life of
system power supply.
Power LED
Pin 6 connects anode (+) of LED and pin 5 connects cathode(-) of LED. The power LED
lights up when the system is powered on.
HDD Activity LED
This connection is linked to hard drive activity LED on the control panel. LED flashes
when HDD is being accessed. Pin 7 and 8 connect the hard disk drive to the front panel
HDD LED, pin 9 is assigned as cathode(-) and pin 10 is assigned as anode(+).
2.5.4 Digital I/O Connector (CN4)
These are Molex 78046-102, 2x5-pin (pitch=2.0mm) box header. The board is equipped
with 8-channel (4 inputs and 4 outputs) digital I/O that meets requirements for a system
customary automation control. They are suitable for controlling cash drawers and sense
warning signals from an Uninterrupted Power System (UPS), or performing store
security control. You can use software programming or BIOS Setup utility to control
these digital signals.
Pin Signal Pin Signal
1 PWRSW- 2 PWRSW+-
3 HW RST- 4 HW RST+
5 PWRLED- 6
7 HDDLED- 8
Pin Signal Pin Signal
1 Digital Input 1 2 Digital Output 5
3 Digital Input 2 4 Digital Output 6
5 Digital Input 3 6 Digital Output 7
7 Digital Input 4 8 Digital Output 8
9 +5V level 10 GND