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:

nChannel Up Button

nChannel Down Button n SCAN Button

n MEM/ESC Button n H-M-L Button

n 16 Button

n TRI-WATCH Button

n 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.

14 English

Nothing Comes Close to a Cobra® 15

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Cobra Electronics MRHH475FLTBTEU Backlight/Key Lock Button, To Display the Backlight Momentarily, Channel Up/Down Buttons
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MRHH475FLTBTEU specifications

The Cobra Electronics MRHH475FLTBTEU is a remarkable handheld VHF marine radio designed for boaters who prioritize safety and communication while on the water. With its advanced features and robust design, this radio is an essential tool for navigating the challenges of maritime environments.

One of the standout features of the MRHH475FLTBTEU is its dual and tri-watch capabilities. This allows users to monitor emergency channels while simultaneously keeping an eye on other important frequencies. The device seamlessly switches between channels, ensuring boaters never miss critical communications. The inclusion of the NOAA Weather Radio provides real-time updates on weather conditions, helping sailors stay informed about any potential storms or hazardous conditions.

The MRHH475FLTBTEU boasts an impressive 6-watt transmit power, which enhances its range and clarity. This is particularly important for emergencies, where clear communication can be the difference between safety and distress. The unit is also equipped with a built-in noise-canceling microphone that significantly reduces background noise, allowing for clearer conversations even in windy or choppy conditions.

In terms of design, the Cobra MRHH475FLTBTEU is rugged and waterproof, meeting JIS7 standards. This means it can withstand immersion in water, making it reliable for any marine environment. The backlit LCD display is easy to read in low-light conditions, displaying relevant information such as signal strength and battery life.

Another notable characteristic is the radio's rechargeable lithium-ion battery, which provides extended usage without the need for constant replacements. With a battery-saving feature, users can prolong the life of each charge, ensuring that the radio remains operational during long outings.

The Cobra MRHH475FLTBTEU is more than just a communication device; it is equipped with features like a GPS interface that provides location information for easier navigation. This integration enhances safety by allowing users to share their coordinates with other vessels in case of emergencies.

Overall, the Cobra MRHH475FLTBTEU is a powerful and versatile marine radio that combines essential safety features with reliable communication technologies. Its durability, advanced functionalities, and user-friendly design make it an invaluable asset for any boater, ensuring peace of mind out on the water. Whether for leisure or emergencies, this radio stands out as a critical piece of equipment for maritime adventures.
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