Cabling 1000BASE-SX Ports

To cable one of the 1000BASE-SX ports with SC connectors:

1Read the Caution at the beginning of “Cabling Gigabit Ethernet Ports” earlier in this chapter.

2Remove the dust covers and save them for future use.

3Examine the port and connector pair for dust. Verify that nothing blocks the light transmission between the port and its connectors.

4Attach one male connector of the SC cable connector pair to the right side of a fixed Gigabit Ethernet port.

5Attach the remaining connector of the SC cable connector pair to the left side of the Gigabit Ethernet port.

6To cable another port, repeat steps 1 through 4.

When you cable GBIC transceivers, notice that the SC Receive (RX) port is on the left and the SC Transmit (TX) port is on the right. See Figure 9.

Cabling Gigabit Ethernet Ports

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Figure 5 shows cabling for the 1000BASE-SX ports.

Figure 5 Cabling the 1000BASE-SX Port

3C94024

 

 

 

 

 

 

 

 

 

 

1000BASE SX

 

 

 

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PCKT

TX

1

RX

TX 2 RX

TX

3

RX

STAT

 

 

 

 

1000BASE SX

 

 

 

 

TX

4

RX

TX 5 RX

TX

6

RX

13

 

 

 

1000BASE SX

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PCKT

TX

7

RX

TX 8 RX

TX

9

RX

STAT

 

 

 

 

1000BASE SX

 

 

 

 

TX

10

RX

TX 11 RX

TX

12

RX

19

SC connector

Fiber cables

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3Com 9400 manual Cabling 1000BASE-SX Ports, Cabling Gigabit Ethernet Ports