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GX2200E
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:
PRESET
, Key 2:
, Key 3:
,
and Key 4:
PA/FOG
.
AIS
Key
Press the
AIS
key to display the AIS (Automatic Identification System)
targets information on the display. Refer to section “
12.2 AIS OPERA-
TION
” for details.
CLR
WX
Key
Press the
CLR
WX
key briefly to cancel a selection the “Setup Menu” and
“DSC Menu”.
CALL
MENU
Key
Press the
CALL
MENU
key to access the “DSC MENU”.
Secondary use
Press and hold the
CALL
MENU
key to access the “SETUP MENU”.
H / L
Key
Press the
H / L
key to toggle between 25 W (High) and 1 W (Low)
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
H / L
key does not function on transmit inhibited and low power only
channels.
9
16
Key
Press the
9
16
key briefly to recall Channel 16 from any channel location.
Press and hold the
9
16
key to recall Channel 9. Pressing the
9
16
key
again reverts to the previous selected working channel.
