Triplewatch And Dualwatch Scanning - West Marine VHF 250 Owner's Manual

TripleWatch and DualWatch Scanning [VHF - FRS]
For the marine, weather, and FRS bands only, to initialize the
TripleWatch scanning mode,
press and hold 16/9/TRI. Now
TRIWATCH SCAN appears on
the LCD's message line area.
The scan check sequence
becomes — the working
channel is checked then the
radio checks Channel 9 and
then Channel 16, in that order, every 2 seconds.
If you have set DualWatch as your default mode, by selecting
that option from the menu, Channel 9 is not checked and
DUALWATCH SCAN appears on the display.
To disable Triple or DualWatch and revert to Normal
Scanning of stored channels, press and hold 16/9/TRI for
2 seconds. Channel 16 and 9 are no longer checked. The
radio continues to scan only channels stored in memory.
CHANNEL SCAN appears on the bottom and each channel
number is displayed in rapid sequence.
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West Marine VHF250 Radio Owner's Manual