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Front Panel Audio Connector (CN24)
This connector give you the option of a front panel
audio jack cable ext. to be plug into Chaintech (CBOX)
composite front I/O panel. Simply remove the two
jumper caps at pin 5-6 and 9-10 then plug it into the
(optional) cable ext. connector. Pin 5-6 and 9-10 are
shorted (default) to enabled the back panel audio
function.
Infrared Connector (IR1)
Select a COM2 Mode in BIOS's Integrated Peripherals
menu the UART port to support IR functions. (See
section 3-4)
COM 2 Header (COM2)
Use the optional serial port cable enclosed with your
mainboard. Plug into the header and attached the
other end with the bracket to the system case back
panel.
CPU/System/Case Cooling Fan Connectors (FAN1/FAN2/FAN3)
The board's management extension hardware is able
to detect the CPU and system fan speed in rpm
(revolutions per minute). The wiring and plug may
vary depending on the manufacturer. On standard
fans, the red is positive (+12V), the black is ground,
FAN1/FAN2
and the yellow wire is the rotation signal.
FAN3 (Case Fan) is an independent power line that is not control by system
health monitor and power management.
PS/2 Mouse and Keyboard Ports (PT1)
If a PS/2 mouse is used, BIOS will automatically detect
Pin
Definition
and assign IRQ12 to the PS/2 mouse.
1
Data
2
No Connection
3
Ground
4
+5v(Fused)
5
Clock
6
No Connection
Hardware Setup
11
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