Pegatron IPPSB-DB - CPU Fan2 Connector; System Fan Connector

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IPPSB-DB Mainboard User Guide
Connectors
System fan connector (A6/Pitch 1.25mm)
Pin Signal Name Pin Signal Name
1 GND 3 System_FAN_TACH
2 +12V 4 System_FAN_PWM
Pin Signal Name Pin Signal Name
1 GND 3 CPU_FAN_TACH
2 +12V 4 CPU_FAN_PWM
CPU fan2 connector (A5/Pitch 1.25mm)