ASRock Fatal1ty 990FX Professional - Manual (Page 32)

32
Fatal1ty 990FX Professional Series Motherboard
English
Chassis and Power Fan Connectors Please connect the fan cables
(4-pin CHA_FAN1) to the fan connectors and
(see p.4 No. 20) match the black wire to the
ground pin. CHA_FAN1/2/3 fan
speed can be controlled through
(3-pin CHA_FAN2) UEFI or AXTU.
(see p.4 No. 6)
(3-pin CHA_FAN3)
(see p.4 No. 24)
(3-pin PWR_FAN1)
(see p.4 No. 10)
GND
+12V
CHA_FAN_SPEED
GND
+12V
CHA_FAN_SPEED
FAN_SPEED_CONTROL
GND
+12V
CHA_FAN_SPEED
CPU Fan Connectors Please connect the CPU fan
(4-pin CPU_FAN1) cable to the connector and
(see p.4 No. 4) match the black wire to the
ground pin.
1 2 3 4
GND
+12V
CPU_FAN_SPEED
FAN_SPEED_CONTROL
Though this motherboard provides 4-Pin CPU fan (Quiet Fan) support, the 3-Pin
CPU fan still can work successfully even without the fan speed control function.
If you plan to connect the 3-Pin CPU fan to the CPU fan connector on this
motherboard, please connect it to Pin 1-3.
(3-pin CPU_FAN2)
(see p.4 No. 5)
GND
+12V
CPU_FAN_SPEED
Pin 1-3 Connected
3-Pin Fan Installation
GND
+12V
PWR_FAN_SPEED
Power LED Header Please connect the chassis
(3-pin PLED1) power LED to this header to
(see p.4 No. 29) indicate system power status.
The LED is on when the system
is operating. The LED keeps
blinking in S1 state. The LED is
off in S3/S4 state or S5 state
(power off).
Chassis Speaker Header Please connect the chassis
(4-pin SPEAKER 1) speaker to this header.
(see p.4 No. 16) +5V DUMMY
DUMMY
SPEAKER
1