Huawei ECC800-Pro

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Table 3-75 PoE port pin denitions

Pin Denition Description

1 TX+ Supports power supply

through the PoE port.

The terminal is an RJ45

terminal with an

indicator.

2 TX–

3 RX+

4, 5 P45_P1

6 RX–

7, 8 P78_P1

COM Port

Figure 3-50 COM port pins

Table 3-76 COM port pin denitions

Signal Description

1 RS485+ Two cascaded RS485

communication ports

2 RS485–

3 NC

4 RS485+

5 RS485–

6 GND

7 NC

8 NC

ECC800 Data Center Controller

User Manual (for ECC800-Pro) 3 Device Description

Huawei ECC800-Pro - Page 92