Garmin SL40 Marine Radio User Manual


 
Mic Squelch
1 and 2
The input level required to break squelch by the
microphone is set from this page. Lower numbers
indicate a higher input level necessary to break squelch.
Turn the Small knob to change the value. The range is
from 0 to 127.
Transmit Mic The Transmit Microphone page allows you to control
which microphone is permitted to transmit. You may
choose Mic 1, 2, or both. To adjust the Transmit Mic
control:
1. Press and hold the MON button for
about two seconds. This will access the
System Functions mode.
2. Rotate the Large knob to display the
Transmit Mic page.
3. Rotate the Small knob to select MIC1,
MIC2, or MIC1+MIC2.
4. Press any key to exit the Setup
Functions mode.
5. Select an appropriate frequency, key the
transmitter, and talk into the
microphones to check for the intended
operation.
Intercom
Level
This function adjusts the Intercom Audio Level. Turn
the Small knob to change the value. The range is from 0
to 255. Setting the value to 0 slaves the sidetone level to
the volume control knob.
12
System Functions
Intcom Lvl
Mic1 Sqlch