Sony PCV-L640 Reference Manual - Page 68
Fan (CPU FAN, CTRL PWR) Connectors
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54 VAIO Slimtop™ Reference Manual 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. O1 2 3 4 5 6 N CPU Fan 1 3 CTRL PWR 36 14 KY0034.VSD CPU Fan connector Pin Signal Name 1 GND 2 FAN_CTRL (+12V) 3 FAN_SEN CTRL PWR connector Pin Signal Name 1 Fan M 2 Fan C* 3 3.3V sense 4 NC (key) 5 Reserved 6 Reserved * 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).
VAIO Slimtop
™
Reference Manual
54
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
1
GND
2
FAN_CTRL (+12V)
3
FAN_SEN
CTRL PWR connector
Pin
Signal Name
1
Fan M
2
Fan 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
O
N
123456
KY0034.VSD
4
1
6
3
CTRL PWR
CPU Fan
3
1