Operation Manual

28 Ray54E VHF Radio
Tri Watch
Press and hold the DW/TRI key for 3 seconds to activate Tri Watch mode.
TRI CH16 09 appears on the dot matrix display.
Tri Watch monitors in cycle channel 16, the
current working channel and the channel you
have set as the Secondary Priority (PLUS)
Channel.
Tri Watch is demonstrated in the figure to the left;
the sample working channel is channel 72.
Press and release the DW/TRI key to terminate Tri Watch and return to the
previous working channel.
Press and release the 16/PLUS key to terminate Tri Watch mode and switch
to the Priority Channel.
Press and release the CLEAR key to terminate Tri Watch mode and return to
the last-used channel.
Note: During Tri Watch Mode, the SCAN/SAVE, USER and CH keys are in-
active and an error beep sounds if pressed.