Cpu Fan Connector: Fan1; System Fan Connector: Fan2 - Contec SPI-8550-LLVAS User Manual

3. Hardware Installations

CPU FAN Connector: FAN1

FAN1 is a 3-pins box-header for the CPU cooling fan power connector. The fan must be a 12V fan. Pin 3
is for Fan speed sensor input. Pin 2 is for PWM regulating voltage output.
Table 3.19. CPU FAN Connector
Pin No.
FAN1
1
2
1 2 3
3

System FAN Connector: FAN2

FAN2 is a 3-pins box-header for the system cooling fan power connector. The fan must be a 12V fan.
Pin 3 is for Fan speed sensor input. Pin 2 is for PWM regulating voltage output.
Table 3.20. System FAN Connector
Pin No.
FAN2
1
2
3 2 1
3
30
Function
GND
POWER
Housing
Contact
FAN
Function
GND
POWER
Housing
Contact
FAN
: 5102-03 (molex)
: 5103 (molex)
: 5102-03 (molex)
: 5103 (molex)
SPI-8550-LLVAS