Standard Horizon Explorer GPS GX1700 Owner's Manual page 25

Key
Used to send a DSC Distress Alert. To transmit a Distress Alert refer to
section "9.2.2 Programming the MMSI" and "9.3.1 Transmitting a DSC
Distress Alert".
VOL Knob ( Volume Control Knob )
Adjusts the audio volume level. Turn this knob clockwise to increase the
audio volume level.
S
ecOnDary uSe
When a RAM3 is connected and intercom mode is selected, controls the
listen volume of the audio from the RAM3.
Key
Press this key to select the Preset Memory Bank, "P SET" will be shown
on the display. To exit Preset Memory bank, press the
or press the
preset channel. Refer to section "8.10.1 Preset Channel Programming"
to program the Preset channels.
Key
Press the
S
ecOnDary uSe
Press and hold the
Key
Press the
Channel 16 and 67 (navigation/Bridge channels) are set 1 W, however
when the
porarily changed to 25 W until the PTT on the microphone is pressed
and released. The
low power only channels.
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 soft keys functions can be customized by the Setup Menu mode
section "10.7 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:
function.
GX1700
key. Press the
key to access the "DSC MENU".
key to access the "SETUP MENU".
key to toggle between 25 W (High) and 1 W (Low) power.
key is pressed the power on these channels may be tem-
key does not function on transmit inhibited and
or key to select the desired
, Key 2:
key again
, and Key 3:
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