Channels - Standard Horizon MATRIX AIS/GPS GX2200E Owner's Manual

Secondary use
When in PA or Fog mode, controls the listen-back volume.
SQL Knob ( Squelch Control )
Adjusting this control clockwise, sets the point at which random noise
on the channel does not activate the audio circuits but a received signal
does. This point is called the squelch threshold. Further adjustment of
the squelch control will degrade reception of wanted transmissions.
Soft Keys
The 3 programmable soft keys can be customized by the Setup Menu
mode described in section "9.10 SOFT KEYS". When one of the soft
keys is pressed briefly, the functions will appear above each key on the
display.
The factory defaults are Key 1:
and Key 4:
Key
AIS
Press the
targets information on the display. Refer to section "12.2 AIS OPERA-
TION" for details.
Key
CLR
WX
Press the
"DSC Menu".
Key
CALL
MENU
Press the
Secondary use
Press and hold the
Key
H / L
Press the
power. When the TX output power is set to "Low" while the transceiver is
on channel 13 or 67, the output power will temporarily switch from "Low"
to "High" power until the PTT switch of the microphone is released. The
key does not function on transmit inhibited and low power only
H / L

channels.

Key
16
9
Press the
16
9
Press and hold the
again reverts to the previous selected working channel.
GX2200E
.
PA/FOG
key to display the AIS (Automatic Identification System)
AIS
key briefly to cancel a selection the "Setup Menu" and
CLR
WX
key to access the "DSC MENU".
CALL
MENU
key to access the "SETUP MENU".
CALL
MENU
key to toggle between 25 W (High) and 1 W (Low)
H / L
key briefly to recall Channel 16 from any channel location.
key to recall Channel 9. Pressing the
16
9
, Key 2:
PRESET
, Key 3:
key
16
9
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