Standard Horizon Marine Tranciever Quantum GX35000S Operating Instructions

Page 21 GX3500S
[
4(
DW)]
 Key
When in radio mode, this key is used to directly select channel digit “4” in
a channel number.
Secondary use (Depends on the transceiver version)
Press the [
F]
 key first then press the [
4(
DW)]
 key, scan for voice commu-
nications on the priority channel and another selected channel until a
signal is received on either channel (Dual Watch). Refer to section “10.11
DUAL WATCH (
TO PRIORITY CHANNEL)
” for details.
[
5(
IC)]
 Key
When in radio mode, this key is used to...

GX3500S Page 22
[
9(
FOG)]
 Key
When in radio mode, this key is used to directly select channel digit “9” in
a channel number.
Secondary use
Press the [
F]
 key first then press the [
9(
FOG)]
 key, available to operate
the Fog Horn function. Refer to section “10.13 PA/FOG OPERATION”
for details.
[
0]
 Key
When in radio mode, this key is used to directly select channel digit “0” in
a channel number.
[
CLR]
 Key
Press the [
CLR]
 Key to cancel the menu selection and/or keypad entry.
[
ENT]
 Key
Press the...

Page 23 GX3500S
[
F]
 Key
Press the [
F]
 key to activate the “Alternate” key function.
[
DISTRESS]
 Key
Used to send a DSC Distress Call. To send the distress call refer to section
“11.3.1 (Transmitting A DSC Distress Call).”
ACCESSORY CONNECTION CABLE
Connects the GX3500S to a GPS, a PA speaker, and an external speaker.
DC INPUT CABLE
Connects the radio to a DC power supply capable of delivering 12V DC.
RAM+ MIC CONNECTORS
Connects the GX3500S to the enhanced RAM+ MIC (Remote Access Mi-
crophone)....

GX3500S Page 24
10  BASIC OPERATION
10.1  RECEPTION
1. After the transceiver has been installed, ensure that the power supply and
antenna are properly connected.
2. Press and hold the [
PWR]
 key until the radio turns on.
3. Turn the SQL knob fully counterclockwise. This state is known as “squelch off”.
4. Turn up the VOL knob until noise or audio from the speaker is at a comfort-
able level.
5. Turn the SQL knob clockwise until the random noise disappears. This state
is known as the “squelch...

Page 25 GX3500S
10.3  TRANSMIT TIME - OUT TIMER (
TOT)
When the PTT switch on the microphone is held down, transmit time is limited to
5 minutes. This limits unintentional transmissions due to a stuck microphone.
About 10 seconds before automatic transmitter shutdown, a warning beep will be
heard from the speaker(s). The transceiver will automatically go to receive mode,
even if the PTT switch is continually held down. Before transmitting again, the PTT
switch must first be released and then pressed...

GX3500S Page 26
section “12.9 WX ALERT”), the transceiver is capable of receiving this alert if
the following is performed:
1. Program NOAA weather channels into the transceiver’s memory for scan-
ning. Follow the same procedure as for regular channels under section “10.12.”
2. Press the [
SCAN]
 key once to start memory scanning or hold down the
[
SCAN]
 key during memory scanning to start priority scanning.
3. The programmed NOAA weather channels will be scanned along with the
regular-programmed...

Page 27 GX3500S
8. Give your vessel’s description: length, design (power or sail), color and
other distinguishing marks. The total transmission should not exceed 1
minute.
9. End the message by saying “OVER.” Release the microphone button and
listen.
10. If there is no answer, repeat the above procedure. If there is still no re-
sponse, try another channel.
10.8  CALLING ANOTHER VESSEL (
CHANNEL 16 OR 9)
Channel 16 may be used for initial contact (hailing) with another vessel.
However, its most important...

GX3500S Page 28
10.9  MAKING TELEPHONE CALLS
To make a radiotelephone call, use a channel designated for this purpose, The
fastest way to learn which channels are used for radiotelephone traffic is to ask
at a local marina. Channels available for such traffic are designated Public
Correspondence channels on the channel charts in this manual. Some ex-
amples for USA use are Channels 24, 25, 26, 27, 28, 84, 85, 86, and 87. Call
the marine operator and identify yourself by your vessel’s name, The marine...

Page 29 GX3500S
10.12  SCANNING
Allows the user to select the scan type from Memory scan or Priority scan.
“Memory scan” scans the channels that were programmed into memory. “Pri-
ority scan” scans the channels programmed in memory with the priority chan-
nel.
10.12.1  Selecting the Scan Type
1. Press and hold down the [
CALL(
MENU)]
 key until
“
Radio Setup” menu appears.
2. Press the [
ENT]
 key, then select “
SCAN Type” in the
“
Radio Setup” menu with the CHANNEL selector
knob.
3. Press the [
ENT]...

GX3500S Page 30
10.12.3  Priority Scanning (
P-SCAN)
In the default setting, Channel 16 is set as the priority channel. You may change
the priority channel to the desired channel from the Channel 16 by the Radio
Setup Mode, refer to section “12.5 PRIORITY CHANNEL SET.”
1. Adjust the SQL knob until background noise disappears.
2. Select a desired channel to be scanned using the
CHANNEL selector knob. Press the [
F]
 key followed
by the [
2(
MEM)]
 key, “MEM” will appear on the LCD
which indicates the...