PLS-345 - Physical Layer Switch; User's Guide

￿RDY: Flashes when the PLS-345 is ready to receive commands.

￿RXD: Flashes when the PLS-345 receives commands.

￿Master A/B Switch: Used to manually switch all three circuits. When the "A" or "B" button is pressed, all three circuits will be switched to the corresponding "A" or "B" line, and the appropriate status LED on each circuit will light.

2.2.Back Panel

Figure 2.2: Back Panel

￿Circuit 1 Connectors and Indicators: RJ45 connectors and LED status indicators for the Circuit 1 common line and "A" and "B" lines.

A)"A" Connector and Status LED: The status LED will light when line "A" is selected.

B)"B" Connector and Status LED: The status LED will light when line "A" is selected.

C)Common Connector: For connection to Common Line 1.

￿Circuit 2 Connectors and Indicators: Same as item 1 above, except these components are used for connection to the Circuit 2 "A", "B", and Common lines.

￿Circuit 3 Connectors and Indicators: Same as item 1 above, except these components are used for connection to the Circuit 3 "A", "B", and Common lines.

2-2

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Western Telematic PLS-345 manual Back Panel