Black Box LB304A User Manual download pdf (Page 17)

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Chapter 3: Configuration

10/100BASE-TX and Ethernet Extender Connectors

10/100BASE-TX Connection

Figure 3-1 shows the 10/100BASE-TX RJ-45 port. Table 3-4 lists the pinouts of this port.

Figure 3-1.

Table 3-4. RJ-45 port pin assignments.

Pin Regular Ports Uplink Ports

1 Output Transmit Data + Input Receive Data +

2 Output Transmit Data - Input Receiver Data -

3 Input Receive Data + Output Transmit Data +

4 Positive (VCC+) Positive (VCC+)

5 Positive (VCC+) Positive (VCC+)

6 Input Receive Data - Output Transmit Data -

7 N eg at i ve ( V CC- ) N eg at i ve ( V CC- )

8 N eg at i ve ( V CC- ) N eg at i ve ( V CC- )

NOTE: Pin 4, 5 Positive (VCC+) and Pin 7, 8 Negative (VCC-) are only available for Hardened IEEE 802.3at PoE PSE Ethernet

Extender versions (LBPS301A, LBPS304A).

Ethernet Extender Connection

The RJ-11 and Terminal Block port pinouts are shown in Figure 3-2 and described in Table 3-5.

Figure 3-2. RJ-11 and terminal block pinouts.

Table 3-5. RJ-11

port pin

assignments.

Pin Signal

3 Tip

4 Ring

NOTE: Use a twisted-pair telephone line to connect two RJ-11 or terminal block ports between two Hardened Ethernet Extenders.

WARNING: Inappropriate operation might damage the terminal block.

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Black Box LB304A User Manual Page 17