MANO521 Mini ITX Motherboard
Board and Pin Assignments
13
2.4.4
Ethernet Ports (CN4 and CN5)
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.
CN4 CN5
CN4: LAN1 with Intel
®
i211AT
CN5: LAN2 with Intel
®
i219
V
Note
Speed LED turns orange for 1000Mbps or green for 100Mbps.
Both CN4 and CN5 support Wake-on-LAN. When the motherboard
chipset is Intel
®
Q370, CN5 (LAN2) is changed to i219LM and with
AMT supported.
2.4.5
COM1 D-Sub Connector (CN6)
This connector is a standard D-Sub connector for COM1 serial port interface which is
selectable for RS-232/422/485 mode by BIOS setting (see section 4.4). The pin
assignments of RS-232/422/485 are listed in table below.
Pin
1000
Base-T
100/10
Base-T
Description
L1
BI_DA+
TX+
Bidirectional or Transmit Data+
L2
BI_DA-
TX-
Bidirectional or Transmit Data-
L3
BI_DB+
RX+
Bidirectional or Receive Data+
L4
BI_DC+
N.C.
Bidirectional or Not Connected
L5
BI_DC-
N.C.
Bidirectional or Not Connected
L6
BI_DB-
RX-
Bidirectional or Receive Data-
L7
BI_DD+
N.C.
Bidirectional or Not Connected
L8
BI_DD-
N.C.
Bidirectional or Not Connected
A
Active Link LED (Yellow)
Off: No link
Blinking: Data activity detected
B
Speed LED
1000: Orange
100/10: Green/OFF
Pin RS-232
RS-422
RS-485
1
DCD#
TX-
Data-
2
RXD
TX+
Data+
3
TXD
RX+
N/C
4
DTR#
RX-
N/C
5
GND
GND
GND
6
DSR#
N/C
N/C
7
RTS#
N/C
N/C
8
CTS#
N/C
N/C
9
RI#
N/C
N/C
Summary of Contents for MANO521 Series
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Page 10: ...MANO521 Mini ITX Motherboard 4 Introduction 1 4 Block Diagram ...
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Page 86: ...MANO521 Mini ITX Motherboard 80 TPM Settings 4 Confirm the completion of encryption ...
Page 89: ...MANO521 Mini ITX Motherboard TPM Settings 83 ...