Cobra Electronics MR HH475 Backlight/Key Lock Button, Channel Up/Down Buttons, Scan Button

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Operating Your Radio

Backlight/Key Lock Button

Key Locked Buttons

Key Lock Icon

Getting Started

Backlight/Key Lock Button

The LCD will be illuminated by the backlight as long as any button is pressed and will remain On for 10 seconds after the button is released.

To Display the Backlight Momentarily:

Press the Backlight/Key Lock button. The backlight will remain On for 10 seconds. If the backlight is already On, another press of the Backlight/Key Lock button will turn it Off.

Key Lock

To prevent accidental changes to your settings, you can lock all of the following buttons:

■Channel Up Button

■Channel Down Button

■SCAN Button

■MEM/ESC Button

■WX/H-M-L Button

■16/9 Button

■TRI-WATCH Button

■Call/Enter/Setup Button

To Lock or Unlock the Buttons:

Press and hold the Backlight/Key Lock button for two

(2)seconds. The Key Lock icon will appear or disappear in the LCD. When Key Lock is On, pressing any of the listed buttons on the front of the radio will result in a three (3) beep error message.

Both the Backlight/Key Lock button and the Talk button are active — you can Receive (Rx) or Transmit (Tx)

a message with Key Lock On, but you cannot change the channel.

Operating Your Radio

Channel Up/Down Buttons

Currently On Channel 88

SCAN Button

Getting Started

Channel Up/Down Buttons

Your radio will Receive (Rx) and Transmit (Tx) VHF signals on the channel indicated on the LCD display. You can change the channel at any time using the Channel Up/Down buttons.

To Change Channels:

Press the Channel Up/Down button.

If you are on Channel 88, pressing the Channel Up button will advance to Channel 01. If you are on Channel 01, pressing the Channel Down button will advance to Channel 88.

You can press and hold the Channel Up/Down button for fast advance. The beep sound will occur only at the first press of the button and not during fast advance.

If the new channel selected is restricted to low power, the radio will automatically switch to Low Power mode and the Low Power icon will appear on the LCD.

If the radio is in the Key Lock mode, the channel will not change and the three (3) beep error signal will sound.

SCAN Button

Press and release the SCAN button to scan all channels. The SCAN icon will display on the LCD display. Scanning begins at lower channels, and scans to higher channels. Press the Channel Up/Down button to change the scan direction.

When a signal is received in SCAN mode, the radio will pause 10 seconds before resuming SCAN operation. The scan will stop when the Talk button is pressed.

In Memory mode, press and release the SCAN button to scan all memory channels. Because the unit is already in the Memory Channel mode, only the channels in the memory bank will be displayed.

NOTE

Memory channels need to be saved to effectively enter the Memory Channel mode and scan all memory channels.

16 English

Nothing Comes Close to a Cobra® 17

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Contents For Assistance Outside the U.S.A Radio Controls IndicatorsOur Thanks to You Customer Assistance For Assistance in the U.S.ABacklit LCD Liquid Crystal Display Screen Backlit LCD Screen Product FeaturesTable of Contents Important Safety Information Important Safety InformationGeneral Precautions Safety Training InformationRecommendations for Marine Communication Recommendations for Marine CommunicationFCC Licensing Information Wrist Strap Included in this PackageWrist Strap and Belt Clip Belt ClipBatteries and Charger Installing the Battery PackBatteries and Charger Initial ChargeAlkaline Batteries To Remove Battery Pack from RadioMaintaining the Battery Charge Radio Speaker and Microphone Getting StartedCommon Radio Functions Getting StartedScan Button Backlight/Key Lock ButtonChannel Up/Down Buttons To Toggle Between H-M-L Power Modes Setup Mode ProgrammingSetup Mode Programming High/Medium/Low H-M-L Power ButtonCall Tone Alert Squelch ControlUSA/International/Canada Channel Maps Call Tone Select Bluetooth Mode Pairing ProgrammingRoger Beep Mode Key Tone ModeTo Change Between VOX On and Off Bluetooth Mode ProgrammingCall Tone Select Ring Tones VOX On or OffTo Set WX Alert On or Off Bluetooth Radio On/OffTo Set Bluetooth On and Off Standby/Receive TransmitStandby/Receive and Transmit Marine Standby and Receive Rx ModeNoaa Emergency Weather Alert Noaa Test Alert SystemAdvanced Operation Weather WX Standby ModeChannel 16/9 Mode Advanced OperationUsing Tri-Watch Tri-Watch Scan Mode Tri-Watch ModeTri-Watch Setup To Program or Edit the Tri-Watch Channels To Recall a Stored Memory Location Memory Location ModeTo Exit Memory Location Mode To Program Memory LocationsTo Enter Memory Location Scan Channel Scan ModeMemory Location Scan Mode To Enter Channel ScanExample Using Rewind-Say-AgainTMto Record Audio TransmissionUsing Rewind-Say-AgainTM Rewind OperationTo Initiate from the Mobile Phone Mobile Phone OperationInitiate a Phone Call Answer Incoming Phone CallsTo Initiate a Voice Dial Call Using Voice DialTo End Pairing At the End of the Day Last Number RedialGeneral Bluetooth Operation and Frequently Asked Questions Floating Radio Floating FeatureMaintenance Troubleshooting Burp FeatureVHF Marine Radio Procedures Vessel Corsair is calling the vessel Vagabond Voice CallingVoice Calling Radiotelephone Calls Emergency Messages Distress ProcedureEmergency Messages and Distress Procedure Radiotelephone CallsIf You Hear a Distress Call Marine Emergency SignalsMarine Distress Procedure For Products Purchased In The U.S.A Warranty and Trademark AcknowledgementLimited 3-Year Warranty Exclusions This limited warranty does not applySpecifications Product ServiceSpecifications Product ServiceVHF Marine Channel Assignments Maritime Control Public Correspondence Marine OperatorPort Operations Navigational05A 01A03A 04A21A 18A19A 20A62A 25B28B 61A66A 81A 78A79A 80AAsignaciones de canales meteorológicos Weather Channel AssignmentsWeather Channel Assignments Lapel Speaker/Microphone AccessoriesAccessories Long Life Battery

MR HH475 specifications

The Cobra Electronics MR HH475 is a robust and versatile marine handheld VHF radio designed for boating enthusiasts who prioritize safety and reliability on the water. This device is ideal for both recreational and professional mariners, featuring a wide range of functionalities that ensure seamless communication in challenging maritime environments.

One of the standout features of the MR HH475 is its impressive 6-watt transmission power. This allows for clear communication over long distances, making it essential for safety during unforeseen emergencies. Coupled with its robust range of channels, including all United States, Canadian, and international VHF marine channels, users can easily stay connected with other vessels and coastal services, ensuring reliable communication at all times.

The MR HH475 also showcases the latest technology with its Integrated GPS functionality. This feature provides accurate location tracking, which is invaluable during emergencies when a vessel’s position needs to be communicated quickly. The built-in GPS can transmit the vessel's coordinates over the radio, enhancing overall safety and response times in crisis situations.

Another notable characteristic is its Dual Watch feature. This function allows users to monitor two channels simultaneously, ensuring that they don't miss important communications while they are engaged in other conversations. The dual watch capability is especially useful in busy maritime areas where multiple channels are in use.

In terms of durability, the MR HH475 boasts a waterproof design, meeting the JIS7 standard. This means it can be submerged in water for a limited time without suffering damage, reassuring users that it can withstand the rigors of marine environments. The radio is also compact and lightweight, making it easy to carry or mount on a boat without taking up valuable space.

Additional features include a built-in flashlight for enhanced visibility during nighttime operations and easy-to-use controls with a backlit display for usability in low-light situations. The Cobra MR HH475 also supports NOAA weather channels, providing crucial updates on weather conditions, helping users make informed decisions while out on the water.

Overall, the Cobra Electronics MR HH475 is an excellent choice for those looking for a reliable marine VHF radio with advanced features like GPS and dual watch capabilities, marrying performance with the durability needed for life on the water. Whether for sailing, fishing, or emergency preparedness, this device stands out as a trusted companion on marine adventures.
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