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IMB520 / 521 LGA1151 ATX Motherboard
14
Board and Pin Assignments
LAN
USB
2.5.5
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.
Note
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.
2.5.6
Audio Jack (CN4)
Install an audio driver, and then attach audio devices to CN4.
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
100 LAN LED (Green)
/ 1000 LAN LED
(Orange)
B
Active LED
Pin USB Signal
Pin
USB Signal
1
USB3_POWER
2
USB1 -
3
USB1 +
4
GND
5
USB3_SSRX1-
6
USB
7
GND
8
USB3_SSTX1-
9
USB
10
USB3_POWER
11
USB2 -
12
USB2 +
13
GND
14
USB3_SSRX2-
15
USB
16
GND
17
USB3_SSTX2-
18
USB
Pin Color
Signal
Blue
Line-in
Green
Line-out
Pink
MIC-in
Содержание IMB520
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