2.3
Motherboard rear and audio connections
2.3.1
Rear I/O connection
Rear panel connectors
Clear CMOS button (CLR_CMOS). Press this button to clear the BIOS setup
1.
information only when the systems hangs due to overclocking.
2.
USB 2.0 ports 7 and 8
3.
USB 3.2 Gen 1 Type-A ports E7, E8, E9 and E10
4.
Marvell
AQtion AQC107 10Gb Ethernet port*
®
5.
Intel
I225-V Ethernet port
®
6.
BIOS FlashBack™ button
7.
USB 3.2 Gen 1 Type-A ports E5 and E6
8.
USB 3.2 Gen 2 Type-A port 3
9.
USB 3.2 Gen 2 Type-C
10.
USB 3.2 Gen 2 Type-A port 5
11.
USB 3.2 Gen 2x2 Type-C
12.
Wi-Fi 6 (802.11 a/b/g/n/ac/ax), Bluetooth V5.1
13.
Optical S/PDIF OUT port
14.
Color-coded LED Audio Jacks**
* and ** : Refer to the tables on the next page for LAN port LEDs, and audio port definitions.
•
We strongly recommend that you connect your devices to ports with matching
data transfer rate. Please connect your USB 3.2 Gen 1 devices to USB 3.2 Gen 1
ports and your USB 3.2 Gen 2 devices to USB 3.2 Gen 2 ports for faster and better
performance for your devices.
•
Due to the design of the Intel chipset, all USB devices connected to the USB 3.2 Gen
1 ports are controlled by the xHCI controller. Some legacy USB devices must update
their firmware for better compatibility.
ROG MAXIMUS XII EXTREME
port C4
®
port EC1
®
2-21