Siemens SIMATIC Box PC 820 - Ethernet RJ45 Connection, X921; USB (Two High Current USB Interfaces Type A), X901

2-27
Box PC 820 / PC FI45 V2, Manual
A5E00051531-03
2.8.27 Ethernet RJ45 Connection, X921
Pin No Meaning
1 TD+
2 TD-
3 RD+
4, 5 * Internally terminated
6 RD-
7, 8 * Internally terminated
LED yellow Link
LED green Activity
* not necessary for data transfer
2.8.28 USB (two high current USB Interfaces Type A), X901
Pin No. Meaning
1 VCC ( 500 mA max. current)
2 - Data
3 + Data
4 Ground
Motherboard
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