Cobra Electronics MR F75 owner manual Getting Started, Tones And Alarms, Power On-Off, Volume

Getting Started

Operating Your Radio

Getting Started

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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

Getting Started

Operating Your Radio

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.

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.

On-Off Power/

Volume Knob

On-Off Power/

Volume Knob or Volume Up/Down Buttons

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.

34 English

Nothing comes close to a Cobra® 35