User`s manual

SBC86831 Series All-In-One Mini ITX Board User’s Manual
Jumpers and Connectors
30
Pin Signal Pin Signal
45 N.C 46 N.C
47 N.C 48 +1.5V
49 N.C 50 GND
51 N.C 52 +3.3V
2.4.20 System & CPU FAN Connectors: FAN1, FAN2
FAN1 is system fan connector, and FAN2 is CPU fan connector.
Pentium microprocessors require a fan for heat dispensing. The fan
connector on SBC86831 Series provides power to the fan.
Pin Signal
1 GND
2 +12V
3 Sensor
FAN1, FAN2
123
2.4.21 SMBUS Connector: JP13
Connector JP13 is for SMBUS interface support
Pin Signal
1 CLOCK
2 DATA
3 GND
JP13
3
1
2.4.22 Slim PCI Slot: PCI1