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Technical specifications
7.5 Hardware descriptions
SIMATIC IPC227G
74
Operating Instructions, 06/2021, A5E50059933-AA
7.5.2.4
Ethernet port
Ethernet RJ45 interface
Pin
no.
Short description
Meaning
Input / output
1
BI_DA+
Bi-directional data A+
Input/output
2
BI_DA-
Bi-directional data A-
Input/output
3
BI_DB+
Bi-directional data B+
Input/output
4
BI_DC+
Bi-directional data C+
Input/output
5
BI_DC-
Bi-directional data C-
Input/output
6
BI_DB-
Bi-directional data B-
Input/output
7
BI_DD+
Bi-directional data D+
Input/output
8
BI_DD-
Bi-directional data D-
Input/output
S
Shield
–
LED 1
Orange light:1000 Mbps
Off: else
–
LED 2
Orange light: Link
Orange Blink: Activity
Off: No Link
–
The Ethernet interface supports MDXI (auto crossover) for all transmission rates.