ASROCK Rack E3C246D4M-4L User Manual page 36

Workstation motherboard
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USB 3.1 Gen1 Header
(19-pin USB31_5_6)
USB 2.0 Headers
(9-pin USB_1_2)
(9-pin USB_3_4)
CPU Fan Connector
(4-pin CPU_FAN1)
30
IntA_PA_D+
IntA_PA_D-
GND
IntA_PA_SSTX+
IntA_PA_SSTX-
GND
IntA_PA_SSRX+
IntA_PA_SSRX-
Vbus
1
IntA_PB_SSRX-
IntA_PB_SSRX+
GND
IntA_PB_SSTX-
IntA_PBA_SSTX+
GND
IntA_PB_D-
IntA_PB_D+
Dummy
USB_PWR
-B
+B
GND
1
GND
+A
-A
USB_PWR
4
3
2
1
GND
FAN_VOLTAGE
CPU_FAN_SPEED
FA N_SPEED_CONTROL
Besides four default USB 3.1
ports on the I/O panel, there
is one USB 3.1 header on this
mot herboard. This USB 3.1
header can support two USB
3.1 ports.
Vbus
There are two USB 2.0 headers
on this motherboard. Each
DUMMY
USB 2.0 header can support
two ports.
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.

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