Icom IC-M412 Instruction Manual page 48

6
DSC OPERATION
n Receiving DSC calls (Continued)
D Auto Tune timer
This is the amount of time after receiving a Distress call
before the transceiver switches to Channel 16.
q Push [MENU] to enter the DSC menu.
w Push [s] or [t] to select "AUTO TUNE," then push [ENT].
e Push [s] or [t] to set the Auto tune timer period to be-
tween 10 and 600 seconds (1 second steps) or turn OFF.
• Push [CLR] to cancel and exit the setting, if desired.
OFF : Turns OFF the Auto Tune timer.
10 to 600 : After receiving a Distress call, the transceiver
remains on the operating channel for the
programmed time period between 10 and 600
seconds, and then automatically switches to
Channel 16. (default : 30)
Within the programmed timer period, the
following action can be taken:
- When the [ENT] key is pushed, immediately
switches to Channel 16.
- When the [CLR] key is pushed, the Auto tune
timer is cancelled and the transceiver remains
on the operating channelled.
r Push [ENT] to set and exit the setting.
40
The action of the transceiver may differ, depending on the
combination of the Auto Switch function and the Auto Tune
timer settings.
• Combined operation when receiving a DSC call:
Scrolls
Auto
tune
(10 to 600)
Auto Switch
OFF
The transceiver re-
mains on the oper-
ating channel.
OFF
• "AUTO SW OFF"
scrolls in the channel
comment display.
The transceiver remains on the operating
channel for the programmed time period,
and then automatically switches to Chan-
nel 16.
Within the programmed timer period, the
ON
following action can be taken:
• When the [ENT] key is pushed, immediately
switches to Channel 16.
• When the [CLR] key is pushed, remains on
the operating channel since the Auto Tuner
timer is cancelled.
ON
The transceiver au-
tomatically switches
to Channel 16.