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CPUFAN1/CASFAN1/PWRFAN1: 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
11