Display; Controls - Garmin NavComm SL30 User Manual

Getting Started

Display

The SL30 Nav/Comm uses a single line by 32-character
5x7 dot matrix alphanumeric display. A photocell is
located in the top left corner of the front panel display.
The photocell automatically controls the light intensity of
the display LEDs from low brightness at night to high
brightness during daylight operation. The lens is
polarized to reduce reflections. Using polarized sunglasses
may make it difficult to view the display.
TX A transmit (TX) indicator located above the
button lights when the Comm radio is transmitting.

Controls

Power On/Off - Volume - Squelch
PULL SQUELCH The knob on the left side of the SL30 controls power
VOL
on/off, volume, and squelch test. Rotate the knob
clockwise (CW) past the detent to turn the power on.
OFF
Continuing to rotate the knob to the right increases
speaker and headphone amplifier volume level. Rotate the
knob to the left to reduce the volume level. Pull the knob
out to disable automatic squelch. The SL30 may be
configured to have the volume knob control Nav and
intercom volume, as well as Comm volume .
Large/Small knobs
The dual concentric knobs on the right side of the SL30
are used to select frequencies, to view the features
available within a function, or make changes. Details are
provided in the appropriate sections.
Flip/Flop
Press the
(left-most) and standby (right-most) frequency. Switching
between Com frequencies is disabled while you are
transmitting.
Comm
COM
Press
annunciator will light above the button when you are in
Comm mode. Press
2
FLIP/FLOP
button to switch between the active
COM
to select the Comm radio mode. The
COM
a second time to monitor the
FLIP/FLOP