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VAIO Computer Reference Manual
48
Fan (CPU FAN, CTRL PWR) Connectors
The CPU Fan connector is a 1 x 3-pin straight header connector that
controls the CPU cooling fan.
The CTRL PWR connector is a 2 x 3-pin connector that controls the power
supply cooling fan. It connects to P3 from the power supply.
CPU Fan connector
Pin Signal Name
1GND
2 FAN_CTRL (+12V)
3FAN_SEN
CTRL PWR connector
Pin Signal Name
1Fan M
2Fan C
*
* Power supply provides 12V to this pin when system is in Power On mode (for fastest fan speed), and 6V
when system is in Suspend mode (to reduce fan noise).
3 3.3V sense
4 NC (key)
5 Reserved
6 Reserved
KY0034.VS
D
4
1
6
3
CTRL PWR
CPU Fan
3
1
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