Cpu And System Fan Connectors - VIA Technologies EPIA-M720 User Manual

2.2.5. CPU and System Fan Connectors

There are two fan connectors on board: one for the CPU and one for the
chassis. The fan connector for the CPU is labeled as "CPUFAN1" and the fan
connector for the system is labeled as "SYSFAN1". The fans provide variable
fan speeds controlled by the BIOS. The pinout of the fan connectors is shown
below.
CPU fan (CPUFAN1) CPU fan (CPUFAN1)
CPU fan (CPUFAN1) CPU fan (CPUFAN1)
Pin Pin Signal Signal
Pin Pin Signal Signal
1 FANIN1
2 FANCTL
3 Ground
System fan (SYSFAN1) System fan (SYSFAN1)
System fan (SYSFAN1) System fan (SYSFAN1)
Pin Pin Signal Signal
Pin Pin Signal Signal
1 FANIN2
2 FANCTL
3 Ground
Table Table Table Table 13 13 13 13: Fan connector pinouts : Fan connector pinouts : Fan connector pinouts : Fan connector pinouts
SYSFAN1
1
Figure 17 Figure
Figure Figure
EPIA EPIA- - - - M720 M720 User Manual User Manual
EPIA EPIA M720 M720 User Manual User Manual
17: : : : Fan connectors Fan connectors
17 17 Fan connectors Fan connectors
CPUFAN1
1
21