Asus kfsn4-dre series 2-27, Kfsn4-dre series serial port connector, Com2 – Asus KFSN4-DRE/SAS User Manual
Page 47: Kfsn4-dre series fan connectors
ASUS KFSN4-DRE Series
2-27
6. Front and rear fan connectors (3-pin FRNT_FAN1, FRNT_FAN2, FRNT_
FAN3, FRNT_FAN4, REAR_FAN1, REAR_FAN2, REAR_FAN3, REAR_
FAN4, REAR_FAN5, REAR_FAN6)
The fan connectors support cooling fans of 350mA~2000mA (24 W max.) or
a total of 1A~3.48A (41.76 W max.) at +12V. Connect the fan cables to the
fan connectors on the motherboard, making sure that the black wire of each
cable matches the ground pin of the connector.
• DO NOT forget to connect the fan cables to the fan connectors. Insufficient
air flow inside the system may damage the motherboard components.
These are not jumpers! DO NOT place jumper caps on the fan connectors!
• All fans feature the ASUS Smart Fan technology.
®
KFSN4-DRE Series Fan connectors
FRNT_FAN1
FRNT_FAN6
FRNT_FAN5
REAR_FAN4
REAR_FAN3
REAR_FAN2
REAR_FAN1
GND
FAN Power
FAN Speed
PWM Control
FRNT_FAN4
FRNT_FAN3
FRNT_FAN2
FRNT_FAN1
GN
D
FA
N Powe
r
FA
N Spee
d
PWM Control
REAR_FAN4
GN
D
FA
N Powe
r
FA
N Spee
d
PWM Control
REAR_FAN3
GN
D
FA
N Powe
r
FA
N Spee
d
PWM Control
REAR_FAN2
GN
D
FA
N Powe
r
FA
N Speed
PWM Control
REAR_FAN1
FRNT_FAN2
GND
FAN Power
FAN Speed
PWM Control
GN
D
FA
N Powe
r
FA
N Spee
d
PWM Control
FRNT_FAN4
GN
D
FA
N Powe
r
FA
N Spee
d
PWM Control
FRNT_FAN3
GN
D
FA
N Powe
r
FA
N Spee
d
PWM Control
REAR_FAN6
GN
D
FA
N Powe
r
FA
N Spee
d
PWM Control
REAR_FAN5
7. Serial port connector (10-1 pin COM2)
This connector is for a serial (COM) port. Connect the serial port module
cable to this connector, then install the module to a slot opening at the back
of the system chassis.
®
KFSN4-DRE Series Serial port connector
PIN1
COM2