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The RC-1 and RC-2 are wired remote controls for
the Talk Back 600 MV. Both models feature a high reliability switch
rated at 5 million operations. The RC-1 controls the talk back function
and has a red button and a red LED indicator.
The RC-2 provides control of talk back and the control room monitor
switching functions. The RC-2 has a red talk back button and LED,
and a blue button and blue LED for control room monitor switching.
The default power-up state is with the blue LED on and "Monitor
A" active.
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