AXIOMTEK NA-330 Series, User Manual

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NA-330 Series Network Appliance User’s Manual
Hardware Description
2.5.4 Front Panel Bezel Connector (CN1)
1. Power LED
：
This 3-pin connector (Pin 1, 3, 5) connects a LED
indicator to the system power switch on the case. Pin 1 is
assigned as +, and Pin 3, Pin 5 as -. The Power LED
lights up when the system is powered ON.
2. External Speaker and Internal Buzzer Connector
：
This 4-pin connector (Pin 2, 4, 6, 8) can be connected to
the case-mounted speaker unit or internal buzzer. While
connecting the CPU card to an internal buzzer, please
short pins 2-4; while connecting to an external speaker,
you need to set pins 2-4 to Open and connect the speaker
cable to pin 8 (+) and pin 2 (-).
3. ATX Power On/Off Button
：
This 2-pin connector (Pin 9, 10) connects the front
panel’s ATX power button to the CPU card, which allows
users to control ATX power supply to be power on/off.
4. System Reset Switch
：
This 2-pin connector (Pin 11, 12) can be connected to the
case-mounted reset switch that reboots your computer
instead of turning OFF the power switch. It is a better way
to reboot your system for a longer life of the system’s
power supply.
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