AXIOMTEK MMB501, User Manual, Page: 23 / 67

MMB501 LGA1151 ATX Motherboard
Board and Pin Assignments 17
LAN
USB
2.4.5 LAN and USB 3.0 Connectors (CN11 and CN12)
The motherboard comes with two high performance plug and play Ethernet interfaces
(RJ-45) which are fully compliant with the IEEE 802.3 standard. Connection can be
established by plugging one end of the Ethernet cable into this RJ-45 connector and the
other end to a 1000/100/10 Base-T hub.
The Universal Serial Bus (compliant with USB 3.0) connectors on the rear I/O are for
installing USB peripherals such as keyboard, mouse, scanner, etc.
Note

Speed LED turns orange for 1000Mbps or green for 100Mbps. The
light is off for 10Mbps.

CN11 supports AMT when chipset is customized into Intel
®
Q170.
Both CN11 and CN12 support Wake-on-LAN.
2.4.6 Audio Jack (CN13)
Install audio driver, and then attach audio devices to CN13.
Pin LAN Signal Pin LAN Signal
L1
Tx+ (Data
transmission positive)
L2
Tx- (Data transmission
negative)
L3
Rx+ (Data reception
positive)
L4
RJ-1 (For 1000 Base-T
only)
L5 RJ-1 (For 1000
Base-T only) L6 Rx- (Data reception
negative)
L7 RJ-1 (For 1000
Base-T only) L8 RJ-1 (For 1000 Base-T
only)
A Active LED B Speed LED
Pin USB Signal Pin USB Signal
1 +5 V_DUAL 2 USB -
3 USB + 4 GND
5 USB3_SSRX 6 US
7 GND 8 USB3_SSTX
9 US
Pin Color Signal
Blue Line-in
Green Line-out
Pink MIC-in