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22 ethernet#2 connector (cn3) (optional), 23 ethernet#1 connector (cn4) (optional) – AAEON PCM-QM77 User Manual

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C o m p a c t B o a r d

P C M - Q M 7 7

Chapter 2 Quick Installation Guide

2-20

2.22 Ethernet#2 Connector (CN3) (Optional)

MDI0-
MDI1-

GND

MDI2-
MDI3-

MDI0+

1

2

9

10

MDI1+

GND

MDI2+
MDI3+

Pin

Pin Name

Signal Type

Signal Level

1 MDI0+ DIFF

2 MDI0- DIFF

3 MDI1+ DIFF

4 MDI1- DIFF

5 GND GND

6 GND GND

7 MDI2+ DIFF

8 MDI2- DIFF

9 MDI3+ DIFF

10 MDI3-

DIFF

2.23 Ethernet#1 Connector (CN4) (Optional)

MDI0-
MDI1-

GND

MDI2-
MDI3-

MDI0+

1

2

9

10

MDI1+

GND

MDI2+
MDI3+