Black Box 39004 manual Data Signals, Network Termination, 1.G.703 Pinout Female, 4.G.703 Connector

CHAPTER 5: Data Signals

Local fiber optic modem switched	Fiber optic modem forced to loop
to remote loop mode	mode by other modem

Figure 5-3. Data Signals at Remote Loop/Line Loop Mode.

Table 5-1. G.703 Pinout (Female)

Pin	Signal	Terminal End	Network Termination
2	R A	Input	Output
4	T A	Output	Input
9	R B	Input	Output
11	T B	Output	Input

Figure 5-4. G.703 Connector.

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