Cobra Electronics MR F75 - Manual (Page 20)

Nothing comes close to a Cobra ®
Getting Started
35
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
Medium-loud, continuous, medium-pitched, two (2) beep groups —
sounds when an Individual call is received. 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.
Power On-Off
Transceiver power can be turned On or Off by the On-Off Power/Volume
knob on the transceiver.
To Turn Your Radio On Or Off:
1. Press and hold the On-Off Power/Volume knob
on the transceiver.
When the radio is powered On, the confirmation tone
will sound.
The radio will return to the settings in effect when it was
last powered
Off, the LCD will show the corresponding
information, and all controls will be operative. The radio
will then be in Standby mode.
Volume
The On-Off Power/Volume knob on the transceiver and
the Volume Up/Down buttons on the microphone/speaker
control the speaker volume. The volume adjustment applies
only to what you hear from the speaker and does not affect
the volume of your outgoing messages. That is controlled
by the circuitry of your radio.
Operating Your Radio
On-Off Power/
Volume Knob
On-Off Power/
Volume Knob or Volume
Up/Down Buttons
34 English
Getting Started
Getting Started
•
Refer to the foldout on the front cover 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 buttons
on the transceiver or on the microphone/speaker. Press means a momentary press,
then release; press and hold means to hold the button down.
Tones And Alarms
When your CobraMarine ™ 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 or Volume Up/Down buttons.
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 40.
Error Tone
Single low-pitched beep indicates an invalid button press.
DSC Distress Alarm
Loud, continuous, low-pitched series of closely spaced, three (3)
beep groups. Press any button to turn it Off. This alarm sounds for:
■ Distress call send, receive, and acknowledgement
■ Distress relay call received
■ All ships call received
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.
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.
Operating Your Radio