Fan (Cpu Fan, Pwr Fan) Connectors - Sony PCV-LX810 - Vaio Slimtop Computer System Reference Manual

Fan (CPU FAN, PWR FAN) Connectors

The CPU Fan connector is a 1 x 3-pin straight header connector that controls the
CPU cooling fan.
The PWR FAN connector is a 2 x 3-pin connector that controls the power supply
cooling fan. It connects to P3 from the power supply.
1 3
PWR FAN
O 1 2
N
CPU Fan connector
Pin Signal Name
1 GND
2 FAN_CTRL (+12 V)
3 FAN_SEN
PWR FAN connector
Pin Signal Name
1 Ground
*
2 Fan C
3 3.3 V sense
* Power supply provides 12 V to this pin when system is in Power On mode (for fastest fan speed), and 6 V
when system is in Suspend mode (to reduce fan noise).
System Board
CPU Fan
1
3
51