Lan And Usb 3.1 Connectors (Cn5 And Cn6); Audio Jack (Cn4) - AXIOMTEK IMB523R User Manual

2.5.6

LAN and USB 3.1 Connectors (CN5 and CN6)

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 3.1 Gen2 (CN6) or USB3.1 Gen1 (CN5)
connectors on the rear I/O are for installing USB peripherals such as a keyboard, mouse,
scanner, etc.
Pin LAN Signal
Tx+ (Data
L1
transmission positive)
Rx+ (Data reception
L3
positive)
L5 RJ-1 (For 1000
Base-T only)
L7 RJ-1 (For 1000
Base-T only)
A 100 LAN LED (Green)
/ 1000 LAN LED
(Orange)


Note
Pin USB Signal
1 USB3_POWER
3 USB1 +
5 USB3_SSRX1-
7 GND
9 USB3_SSTX1+
11 USB2 -
13 GND
15 USB3_SSRX2+
17 USB3_SSTX2-
2.5.7

Audio Jack (CN4)

Install an audio driver, and then attach audio devices to CN4.
Pin Color
Blue
Green
Pink
Board and Pin Assignments
IMB523R / 524R / 525R LGA1151 ATX Motherboard
Pin LAN Signal
Tx- (Data transmission
L2
negative)
RJ-1 (For 1000 Base-T
L4
only)
L6 Rx- (Data reception
negative)
L8 RJ-1 (For 1000 Base-T
only)
B Active LED
Speed LED turns orange for 1000Mbps or green for 100Mbps. The light
is off for 10Mbps.
CN6 supports AMT and USB3.1 GEN 2 when the chipset is customized
®
into Intel Q370 & C246. Both CN5 and CN6 support Wake-on-LAN.
Pin USB Signal
2 USB1 -
4 GND
6 USB3_SSRX1+
8 USB3_SSTX1-
10 USB3_POWER
12 USB2 +
14 USB3_SSRX2-
16 GND
18 USB3_SSTX2+
Signal
Line-in
Line-out
MIC-in
LAN
USB
17