Raymarine ray54e User Guide

Chapter 4: General Operations

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The Watch Modes monitor the programmed Priority Channel and other user-
selected channel(s). The watch is halted when activity is detected on a 
monitored channel. The Ray54E is equipped with 2 types of monitor 
operations: Dual Watch and Tri Watch.

Note:  Monitor modes are disabled when the ATIS operation is active.

Press and release the DW/TRI key to activate the Dual Watch mode.

DUAL CH16 appears in the dot matrix display.

Dual Watch monitors the current working channel 
and Channel 16 in cycle.

Dual Watch is demonstrated in the figure to the left; 
the sample working channel is CH 72. 

Press and release the DW/TRI key to terminate Dual 
Watch and return to the previous working channel.

Press and hold the DW/TRI key to terminate Dual Watch mode and go into 
Tri Watch mode.

Press and release the CLEAR key to terminate Dual Watch mode and return 
to the last-used channel.

Press and release the 16/PLUS key to terminate Dual Watch mode and 
switch to the Priority Channel.

Note:  During Dual Watch mode, the SCAN/SAVE, USER and CH keys are 
inactive and sounds an error beep if pressed.