Intel MB884 - Manual (Page 25)

INSTALLATIONS
MB884 User’s Manual 21
Hard Disk Drive LED Connector: Pins 10 and 20
This connector connects to the hard drive activity LED on
control panel. This LED will flash when the HDD is being
accessed.
Pin # Signal Name
10 HDD Active
20 5V
CPU_FAN1: CPU Fan Power Connector
Pin # Signal Name
1 Ground
2 +12V
3 Rotation detection
4 Control
CPU_FAN2: CPU Fan Power Connector
Pin # Signal Name
1 Ground
2 +12V
3 Rotation detection
FAN1, FAN2: System & Chassis Fan Power Connectors
Pin # Signal Name
1 Ground
2 +12V
3 Rotation detection