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5.1.3
Ethernet RJ45 interface
Connector type:
Max. data transmission rate:
Max. cable length:
Table 5-3
Table 5-4
Note
Connection only on LAN, not on telecommunication networks!
TCU 30.3
Equipment Manual, 03/2023, A5E40874197B AD
Assignment of the Ethernet RJ45 interface 10/100 Mbit/s
Connector
Pin
1
2
3
4/5
6
7/8
Shield
-
-
Assignment of the Ethernet RJ45 interface 1000 Mbit/s
Connector
Pin
1
2
3
4
5
6
7
8
Shield
-
-
Standard RJ45 socket
10/100/1000 Mbit/s
100 m
Name
Type
TxD+
O
TxD-
RxD+
I
GND
-
RD-
I
GND
-
-
-
Green LED
-
(right)
Orange LED
-
(left)
Name
Type
DA+
B
DA-
DB+
DC+
DC-
DB-
DD+
DD-
-
-
Green LED
-
(right)
Orange LED
-
(left)
5.1 Pin assignment of the interfaces
Remark
Transmit data
Receive data
(terminated internally with 75 Ω; not re‐
quired for data transmission)
Receive data
(terminated internally with 75 Ω; not re‐
quired for data transmission)
On connector housing
Illuminated: 10 or 100 Mbit/s
Off: No or faulty connection
Illuminated: Data exchange
Off: No data exchange
Remark
Bidirectional pair A+
Bidirectional pair A-
Bidirectional pair B+
Bidirectional pair C+
Bidirectional pair C-
Bidirectional pair B-
Bidirectional pair D+
Bidirectional pair D-
On connector housing
Illuminated orange: 1000 Mbit/s
Off: No or faulty connection
Illuminated: Data exchange
Off: No data exchange
Connection
35
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