21
6
DUALWATCH/TRI-WATCH
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
■
Description
Dualwatch monitors Channel 16 while you are receiving
on another channel; Tri-watch monitors Channel 16 and the
Call channel while receiving another channel. Dualwatch and
Tri-watch are convenient for monitoring Channel 16 when you
are operating on another channel.
■
Operation
q
Select Dualwatch or Tri-watch in the Menu screen. (p. 76)
w
Push [
Y
]/[
Z
] to select the desired operating channel.
e
Push [DW] to start a Dualwatch or Tri-watch scan.
• “DUAL 16” is displayed during Dualwatch; “TRI 16” is displayed
during Tri-watch.
• A beep tone sounds when a signal is received on Channel 16.
r
To cancel Dualwatch or Tri-watch, push [DW] again.
DUALWATCH/TRI-WATCH SIMULATION
Dualwatch
Tri-watch
Call channel
Ch 88
Ch 16
Ch 88
Ch 16
Ch 88
Ch 75
• If a signal is received on Channel 16, Dualwatch and Tri-
watch pause on Channel 16 until the signal disappears.
• If a signal is received on the Call channel during Tri-watch,
Tri-watch becomes Dualwatch until the signal disappears.
• To transmit on the selected channel during a Dualwatch or
Tri-watch scan, hold down [PTT].
[Example]:
Operating Tri-watch on INT Channel 25.
Tri-watch starts.
Signal is received on
Call channel.
Tri-watch resumes after the
signal disappears.
Signal received on Channel
16 takes priority.
Summary of Contents for IC-M423
Page 100: ...90 10 CONNECTIONS AND MAINTENANCE Gasket Mounting base Cap Nut ...
Page 106: ......
