Intel S651M User Manual page 43

CPUFAN1/CASFAN1/PWRFAN1: FAN Power Connectors
Pin Signal Name
1 GND
2 +12V
3 Sense
SPEAKER1: Internal speaker
Pin Signal Name
1 Signal
2 Key
3 Ground
4 VCC
SJ1: Single color LED header
Pin Signal Name
1 ACPI LED
2 ACPI LED
3 SB5V
ACPI LED function:
SJ1 S0
Light
1
Function
System Ground
Power +12V
Sensor
Function
MSG LED (-) green
MSG LED (-) green
Power LED (+)
S1 S3
Blinking Blinking
11
S4/S5
Dark