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rebooting in order to prolong the lift of the system’s power supply. See the figure
below.
(7) Power switch: PWR BTN
This 2-pin connector connects to the case-mounted power switch to power ON/OFF the
system.
System Case Connections
HDLED
RESET
VCC5
GND
VCC5
PWR LED
PWRBTN
PWRBTN
PWRLED
HDDLE
RSTSW
NC
GND
JW FP
Pin 1
SPEAK
SPKR
GND
NC
VCC5
Pin 1
PWRLED
Pin 1
(8) FAN Headers: SYSFAN1, SYSFAN2 (3-pin), CPUFAN1 (4-pin)
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. Please connect the fan’s plug to the board taking into
consideration the polarity of connector.
SYSFAN1
1
3
SYSFAN2
1
3
1
4
CPUFAN
(9) CD Audio-In Headers (4-pin) : CDIN1
CDIN are the connectors for CD-Audio Input signal. Please connect it to CD-ROM
CD-Audio output connector.
CD Audio-In Headers
CDIN
4 1