C246 WS
22
23
English
USB 3.0 Header
(19-pin USB3_1_2)
(see p.6, No. 15)
There is one USB 3.0 header on
this motherboard. This USB
3.0 header can support two
USB 3.0 ports.
USB 2.0 Headers
(9-pin USB_1_2)
(see p.6, No. 14)
(9-pin USB_3_4)
(see p.6, No. 31)
(9-pin USB_5_6)
(see p.6, No. 33)
DUMMY
GND
GND
+B
-B
USB_PWR
+A
-A
USB_PWR
1
There are three USB 2.0
headers on this motherboard.
Each USB 2.0 header can
support two ports.
Chassis Speaker Header
(4-pin SPEAKER1)
(see p.6, No. 36)
1
+5V
DUMMY
DUMMY
SPEAKER
Please connect the chassis
speaker to this header.
CPU Fan Connectors
(4-pin CPU1_FAN1)
(see p.6, No. 6)
GND
FAN_VOLTAGE
CPU_FAN_SPEED
FAN_SPEED_CONTROL
4 3 2 1
This motherboard provides
one 4-Pin CPU fan (Quiet
Fan) connectors. 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.
Non Maskable Interrupt
Button Header
(2-pin NMI_BTN1)
(see p.6, No. 34)
1
CONTROL
GND
Please connect a NMI device
to this header.
1
In
Dummy
IntA_PB_D-
GND
IntA_
GND
IntA_PB_SSTX-
IntA_
IntA_PB_SSRX-
Vbus
Vbus
Vbus
IntA_PA_SSRX-
IntA_
GND
IntA_PA_SSTX-
IntA_
GND
IntA_PA_D-
In
