2 Architecture and Introduction
Hardware Description
H20RN
-
2000.V2 Series Platforms
18
Beijing Huahuan Electronics Co., Ltd.
Version 1.3(Oct.2019)
Table 2-14
Line orders of EIA/TIA 568A and EIA/TIA 568B standards
Connector (RJ45)
EIA/TIA568A
EIA/TIA568B
PIN 1
White/Green
White/Orange
PIN 2
Green
Orange
PIN 3
White/Orange
White/Green
PIN 4
Blue
Blue
PIN 5
White/Blue
White/Blue
PIN 6
Orange
Green
PIN 7
White/Brown
White/Brown
PIN 8
Brown
Brown
Both RJ45 connectors of the straight through cable follow EIA/TIA568B standard line order, as
shown in Figure 2-12.
Figure 2-12
Line order of the straight
-
through cable
PIN 1
PIN 8
PIN 1
PIN 2
PIN 3
PIN 4
PIN 5
PIN 6
PIN 7
PIN 1
PIN 2
PIN 3
PIN 4
PIN 5
PIN 6
PIN 7
Connector1 (EIA/TIA568B)
Connector2 (EIA/TIA568B)
White/orange
Orange
White/green
White/brown
Green
PIN 8
PIN 8
Blue
White/blue
Orange
White/green
Blue
White/blue
Green
White/brown
Brown
Brown
White/orange
RJ45 connectors on both ends of crossover cable need to use different standard line orders,
usually one RJ45 connector follows EIA/TIA568A standard; the other RJ45 connector follows
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