28
29
English
USB 2.0 Header
(9-pin USB_1_2)
(see p.7, No. 30)
DUMMY
GND
GND
+B
-B
USB_PWR
+A
-A
USB_PWR
1
There is one USB 2.0 header on
this motherboard. Each USB
2.0 header can support two
ports.
Chassis Speaker Header
(4-pin SPEAKER1)
(see p.7, No. 26)
1
+5V
DUMMY
DUMMY
SPEAKER
Please connect the chassis
speaker to this header.
Non Maskable Interrupt
Button Header
(NMI_BTN1)
(see p.7, No. 40)
1
CONTROL
GND
Please connect a NMI device
to this header.
Front and Rear Fan Con-
nectors
(6-pin FRNT_FAN1)
(see p.7, No. 15)
(6-pin FRNT_FAN2)
(see p.7, No. 16)
(6-pin FRNT_FAN3)
(see p.7, No. 18)
(6-pin FRNT_FAN4)
(see p.7, No. 19)
(6-pin REAR_FAN1)
(see p.7, No. 1)
FAN_SPEED
FAN_SPEED_CONTROL
FAN_VOLTAGE
GND
1 2 3 4 5 6
SENSOR
NC
Please connect fan cables to the
fan connectors and match the
black wire to the ground pin.
All fans support Fan Control.
CPU Fan Connector
(6-pin CPU1_FAN1)
(see p.7, No. 13)
FAN_SPEED
FAN_SPEED_CONTROL
FAN_VOLTAGE
GND
1 2 3 4 5 6
SENSOR
NC
This motherboard provides
one 6-Pin CPU fan (Quiet
Fan) connector. If you plan
to connect a 3-Pin CPU fan,
please connect it to Pin 1-3.
*For more details, please refer to the
Cooler QVL list on the ASRock Rack
website.
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