Furuno FM-3000 manual Dualwatch/Tri-Watch, Description, Operation

3. Dualwatch/Tri-Watch

3.1 Description

Dualwatch monitors Channel 16 while you are receiving an- other channel; Tri-watch monitors Channel 16 and call chan- nel while receiving another channel.

DUALWATCH/TRI-WATCH SIMULATION

Call channel

DualwatchTri-watch

•If a signal is received on Channel 16, Dualwatch/Tri-watch pauses on Channel 16 until the signal disappears.

•If a signal is received on call channel during Tri-watch, Tri-watch becomes Dualwatch until the signal disappears.

•To transmit on the selected channel during Dualwatch/Tri-watch, push and hold [PTT].

3.2 Operation

qSelect Dualwatch or Tri-watch in Set mode. (p. 38) w Select the desired operating channel.

e Push [CH/WX] ( DW U/I/C ) for 1 sec. to start Dualwatch or Tri-watch.

•“DUAL” appears during Dualwatch; “TRI” appears during Tri- watch.

•A beep tone sounds when a signal is received on Channel 16. r To cancel Dualwatch or Tri-watch, push [CH/WX] ( DW U/I/C )

again.

[Example]: Operating Tri-watch on INT Channel 25.

	INT	Tri-watch starts.
25W
TAG	DUP
TRI	16
BUSY	INT	Signal is received
25W	CALL
		on call channel.
TAG
TRI	16
BUSY	INT	Signal received on
25W
		Channel 16 takes
TAG	DUP
TRI	16	priority.
	INT	Tri-watch resumes
25W
		after the signal
TAG	DUP
		disappears.
TRI	16

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