Cobra Electronics MR F80B-D owner manual Maintenance Troubleshooting, Specifications

Page 36

Maintenance and

Troubleshooting

Operating Your Radio

Maintenance

•

Very little maintenance is required to keep your CobraMarine VHF radio in good operating condition.

■Keep the radio clean by wiping with a soft cloth and mild detergent.

Rinse with fresh water. Do not use solvents or harsh or abrasive cleaners, which could damage the case or scratch the LCD screen.

■If the radio is exposed to salt water, rinse it in fresh water at least once a day to prevent buildup of salt deposits, which could interfere with button operation.

Troubleshooting

 

•

 

 

 

 

 

Problem

Possible Cause(s)

Solution(s)

No display on LCD when

Improper power

Ensure power connections

radio is turned On

connection

are proper and secure

 

 

 

Will transmit at

Selected channel is

Switch to

1 watt, but not

limited to 1 watt

another channel

at 25 watts

 

 

 

 

 

Will not transmit

Selected channel is

Switch to

 

limited to receive only

another channel

 

 

 

No sound from speaker

Volume level is too low or

Readjust volume

 

squelch level is too deep

and squelch

 

 

 

No answer to calls

Out of range of

Switch to high power

 

other station

(25 watts) or move closer

 

Signal is blocked

Move until you have

 

by terrain

a “line-of-sight” to

 

 

the other station

 

 

 

DSC distress

MMSI

Enter your MMSI number

cannot be sent

(DSC self-identification)

 

 

number is not entered

 

 

 

 

Operating Your Radio

Specifications

 

Specifications

•

 

General

 

Number of Channels

All U.S.A., Canadian, and International

 

NOAA Weather Channels

Channel Spacing

25 kHz

Modulation

5 kHz Max.

Input Voltage

13.8 VDC

Current Drain:

 

Stand-by

100 mA

Receive

500 mA

Transmit

5A @ High power 1A @ Low

Temperature Range

-4°F to 140°F (-20°C to 60°C)

Unit Dimensions

6.375" x x 6.25"

 

(162 mm x 76 mm x 159 mm)

Unit Weight

2 lbs., 6.8 oz. (1100 g)

 

 

Receiver

 

Frequency Range

156.050 to 163.275 MHz

Receiver Type

Double Conversion Super-Heterodyne

Sensitivity:

 

20 dB Quieting

0.35 uV

12 dB Sinad

0.20 uV

AF Output

4 Watts @ 8 Ohms

 

 

Transmitter

 

Frequency Range: TX

156.025 to 157.425 MHz

RF Output Power

1 and 25 Watts

Spurious Emissions

-60 dB High -55 dB Low

Microphone Type

Electret

Frequency Stability

+/-10 ppm

FM Hum and Noise

40 dB

 

 

 

 

 

 

64 English

Nothing Comes Close to a Cobra® 65

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Contents Our Thanks to you Customer AssistanceTransceiver Controls Indicators and Connections Product FeaturesProduct Features Microphone/Speaker Backlit LCD Liquid Crystal Display ScreenBacklit LCD Liquid Crystal Display Screen Microphone/Speaker with Auxiliary ControlsTable Of Contents Important Safety Information Important Safety InformationSafety Training Information Always use only Cobra authorized accessoriesFCC Licensing Information FCC Licensing InformationRecommendations for Marine Communication VHF Marine Radio Procedures VHF Marine Radio Procedures Maintain Your WatchVoice Calling Voice CallingMaritime Mobile Service Identity Mmsi Maritime Mobile Service Identity MmsiDigital Selective Calling DSC Digital Selective Calling DSCEmergency Messages Distress Procedure Emergency Messages and Distress ProcedureMarine Emergency Signals Radiotelephone CallsMarine Distress Procedure Marine Distress Procedure DSCIf You Hear a Distress Call Mounting Powering the Radio Mounting and Powering the RadioIncluded in this Package Included in this PackageMounting and Powering the Radio Electrical Power ConnectionMicrophone Bracket Mounting Kit Flush MountLength Wire Gauge Installation RequirementsAntenna Requirements and Attachment Safe Maximum Permissible Exposure MPE RadiusExternal Devices Connections Antenna Lead AttachmentExternal Devices and Connections Nmea Communication CableTo Install a Public Address Speaker To Install a GPS DevicePublic Address Speaker Not Included Global Positioning System GPS Device Not IncludedTones and Alarms Getting StartedGetting Started Power On-Off Volume/Squelch Local Mode ButtonChannel Preset Buttons Channel Preset Function Buttons Setup Mode Programming Setup Mode Programming Setup MenuStandby and Receive LCD Display Lamp Adjust To Adjust the LCD Display Lamp LevelLCD Contrast To Change the ContrastSpecial Features Special Features Rewind-Say-Again FeatureVoice Transmission Make Your Own RecordingChannels Choose One of the Following Options to Change the ChannelTransmit Power Output Voice TransmissionPublic Address Transmit a MessageWeather Alert Setup Noaa All Hazards/Weather Radio and Alert, w/SAMENoaa All Hazards/Weather Radio and Alert, w/SAME Specific Area Message Encoding SameTo Switch to Channel 16 or Channel Advanced OperationChannel 16/9 AdvancedProduct FeaturesOperation Advanced OperationTri-Watch Memory ChannelsStandby mode Scanning of Memory ChannelsOperation from the Microphone To Enter Memory ScanDigital Select Calling DSC ProductSetup Features Digital Select Calling DSC SetupUser Mmsi Number Transferring a Radio to a Different VesselDSC Auto Channel Switching Auto SW Group Mmsi NumberPosition Request Reply Type Digital Select Calling DSC ProductOperationFeatures Individual DirectoryDigital Select Calling DSC Operation Sending Distress CallsWhen a Distress Call is Received Receiving Distress CallsSend an Automatic Distress Call Include a Nature of Distress Message with Distress CallRegarding Distress Relay Calls Receiving Distress Relay CallsSending an All Ships Call Receiving an All Ships CallWhen a Geographical Call Sounds Sending a Geographical CallReceiving a Geographical Call Sending an Individual CallReceiving an Individual Call Sending a Group CallReceiving a Group Call Sending a Position RequestWhen the Radio is in the Manual Reply Mode Receiving a Position RequestIf You Receive a Position If You Choose to Reply with Your PositionDigital Select Calling DSC OperationProduct Features Sending a Position SendCall Log and Distress Log Receiving a Position SendMaintenance Troubleshooting SpecificationsMaintenance TroubleshootingEnglish Nothing Comes Close to a Cobra VHF Marine Channel Assignments 01A 03A04A 05A18A 19A20A 21A25B 28B61A 62A78A 79A80A 81AWeather Channel Assignments Asignaciones de canales meteorológicosWarranty and Trademark World City Time ZonesWorld City Time Zones Trademark AcknowledgementProduct Service Send the entire product

MR F80B-D specifications

The Cobra Electronics MR F80B-D is a compact and feature-rich fixed mount VHF marine radio designed specifically for boating enthusiasts and maritime professionals. Renowned for its robust construction and innovative technology, this radio ensures reliable communication over marine channels, even in adverse weather conditions.

One of the standout features of the MR F80B-D is its built-in GPS, which provides real-time location tracking. This functionality is crucial for ensuring safety on the water, allowing users to quickly and accurately communicate their position in case of emergencies. The built-in GPS also supports DSC (Digital Selective Calling), which is an essential safety feature that enables users to send distress signals with just a push of a button, instantly alerting nearby vessels and coast guards.

The Cobra MR F80B-D is designed with user-friendliness in mind. Its large, easy-to-read display ensures that critical information is visible, even in bright sunlight. The intuitive navigation menu allows users to switch between channels and settings with ease. Its robust weatherproof construction guarantees continued operation in harsh marine environments, protecting it from saltwater, humidity, and extreme temperatures.

Additionally, the MR F80B-D incorporates a noise-canceling microphone that enhances voice clarity, ensuring that communications are crisp and clear. It features 10 NOAA weather channels, providing real-time weather updates, helping users stay informed about changing weather conditions while on the water. The built-in dual watch feature allows simultaneous monitoring of two channels, ensuring that no important communications are missed.

For those who need to stay connected to their devices, the MR F80B-D comes equipped with a USB charging port, making it straightforward to charge smartphones or other devices on board. The radio operates on both 25 watts and 1 watt, allowing users to select the appropriate power level based on their needs and proximity to other vessels or coastal facilities.

In conclusion, the Cobra Electronics MR F80B-D is a versatile and reliable marine radio that offers a combination of advanced features, including built-in GPS, DSC functionality, and a user-friendly interface. Its durability and ease of use make it an excellent choice for both recreational boaters and maritime professionals, ensuring secure and effective communication on the water.
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