VHF Marine Radio Protocols
Operating Your Radio
13
Nothing
Comes Close to a Cobra
®
Getting Started
Getting Started
•
Refer to the foldout at the front of this manual to identify the
various controls and indicators on your radio. Throughout this
manual you will be instructed to “Press” or to “Press and
Hold” various buttons (except “Push to Talk”) on the radio.
“Press” means a momentary press of approximately one (1)
second. “Press and Hold” means to hold the button down for
approximately two (2) seconds.
Whenever you press any button except the
Talk
button on your
radio, a brief tone (if key tones are selected On) will sound to
confirm the button press. With all button presses, the appropriate
icon will appear on the LCD and the backlight will turn On. The
backlight will stay On for 10 seconds after the button is released.
12 English
Getting Started
On/Off/Volume Control
(Counterclockwise)
On/Off/Volume Control
(Clockwise)
HH600 Radio
VHF Marine Radio Protocols
Operating Your Radio
Common Radio Functions
The following procedures define common operating functions of the radio when in either
Marine Standby
or
Weather (WX) Standby
modes.
Power/Volume Control
Power On/Off Control
The
On/Off/Volume
control is located at the upper right
side of the radio. Turning the
On/Off/Volume
control past
the detent position will turn the radio On or Off.
Volume Control
Volume is controlled by turning the
On/Off/Volume
control.
n
To increase the volume, turn the
On/Off/Volume
control
clockwise.
n
To decrease the volume, turn the
On/Off/Volume
control counterclockwise.
Tones And Alarms
When your Cobra Marine VHF radio is
On
,
you can expect to hear the following tones and
alarms. The volume of these sounds is controlled by the circuitry in the radio and is not
affected by the volume set with the
On-Off Power/Volume
knob.
Confirmation Tone
Single high-pitched beep confirms all button presses except the
Talk
button.
It can be turned
On
or
Off
.
See set-up routines on page 30.
Error Tone
Three low-pitched beep indicates an invalid button press.
DSC Distress Alarm
High—low—high—low—high. Pause, then repeat. The volume of all alarms will increase
after 10 seconds. Press any button to turn it Off.
NOTE
This alarm sounds only for DSC distress calls on Channel 70.
It does not sound for voice calls on Channel 16 — you still
must listen for those.
Distress Acknowledgement Alarm
High—low—high—low—high. Pause, then repeat. The volume of all alarms will increase
after 10 seconds. Press any button to turn it Off.
DSC Routine Call Alarm
High—pause—high—pause—high. Long pause, then repeat. Press any button to turn it
Off.
DSC Geographical Alarm
Loud, continuous, medium-pitched, high-low tones (warble) — sounds
when a geographical call is received. Press any button to turn it Off.
DSC Position Request Alarm
Medium-loud, continuous, low-pitched series of closely spaced, four (4) beeps [three (3)
short – one (1) long] groups — sounds when a position request call
is received. Press any button to turn it
Off
.
DSC Individual Alarm
High—pause—high—pause—high. Long pause, then repeat. Press any button to turn
it Off.
Weather Alarm
Medium-loud, continuous, medium-pitched series of one-half (
1
⁄
2
) second beeps spaced
one-half (
1
⁄
2
) second apart — sounds when weather alert is turned
On
and NOAA sends a 1050 Hz weather alert tone on the selected weather channel. Press any
button to turn it
Off
.
