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CPUFAN1/PWRFAN1/CASFAN1: FAN Power Connectors
Pin
Signal Name
Function
1
GND
System Ground
2
+12V
Power +12V
3
Sense
Sensor
SPEAKER1: Internal speaker
Pin
Signal Name
1
Signal
2
Key
3
Ground
4
VCC
SJ1: Single color LED header
Pin
Signal Name
Function
1
ACPI LED
MSG LED (-) green
2
ACPI LED
MSG LED (-) green
3
SB5V
Power LED (+)
ACPI LED function:
S0
S1
S3
S4/S5
SJ1
1
Light
Blinking
Blinking
Dark