16
(5)
IDE Activity LED: HD-LED
This connector connects to the hard disk activity indicator light on the case.
(6)
Reset switch lead: RESET
This 2-pin connector connects to the case-mounted reset switch for rebooting your computer without
having to turn off your power switch. This is a preferred method of rebooting in order to prolong the
lift of the system’s power supply. See the figure below.
(7)
Speaker connector: SPEAK
This 4-pin connector connects to the case-mounted speaker. See the figure below.
(8)
Power LED: PWR-LED
The Power LED is light on while the system power is on. Connect the Power LED from the system case
to this pin.
(9)
Power switch: PWR-BTN
This 2-pin connector connects to the case-mounted power switch to power ON/OFF the system.
System Case Connections
SPEAK
SPKR
GND
NC
VCC5
Pin 1
JW_FP1
Pin 1
RESET
PWRBT
HDLED
VCC5
HDDLED
ACPILED
PWRBTN
GND
ACPILED
VCC5
GND
NC
RSTSW
(10) FAN Headers (3-pin) : SFAN1, CPUFAN
These connectors support cooling fans of 350mA (4.2 Watts) or less, depending on the
fan manufacturer, the wire and plug may be different. The red wire should be positive,
while the black should be ground. Connect the fan’s plug to the board taking into
consideration the polarity of connector.
CPUFAN
1
3
SFAN1
1
3
FAN Speed Headers
(11) IR/CIR infrared module Headers (5-pin) : IR1/CIR1
This connector supports the optional wireless transmitting and receiving infrared
module. You must configure the setting through the BIOS setup to use the IR function.
IR infrared module Headers
IR1
Pin 1
GND
IRRX
NC
VCC5
IRTX
2
5 6
CIR1
CIRRX
GND
CIRTX
VCC
1
5
NC
