Humminbird VHF55S manual Selecting High/Low Power, Locking the Keypad, Selecting a Weather Channel

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7. Selecting High/Low Power

You must press and release the HI/LOW/LOCK key to toggle the transmit power between High and Low. Select HI (High Power Transmit) for long-range communications, and LOW (Low Power Transmit) for shorter-range communications to save battery power.

To change the transmit power:

1.Press the HI/LOW/LOCK key to toggle between High and Low transmit power. When the radio is operating at high power, the HI icon appears on the LCD, and when operating at low power, the LOW icon appears on the LCD.

8.Locking the Keypad

Use the HI/LOW/LOCK key to activate the Key Lock function in order to avoid accidental key presses of the radio keypad.

To lock and unlock the keypad:

1.To lock the keypad, press and hold the HI/LOW/LOCK key until the Key Lock icon appears on the LCD.

NOTE: Once Key Lock is turned on, pressing the keys will have no effect except for the Push- To-Talk (PTT) key, which is not affected by Key Lock.

2.To unlock the keypad, press and hold the HI/LOW/LOCK key again until the Key Lock icon is removed from the LCD.

9.Selecting a Weather Channel

The U.S. National Oceanic and Atmospheric Administration (NOAA) broadcasts continuous weather reports and severe weather alerts, as needed. Your Humminbird® VHF55S is programmed to receive 10 NOAA weather channels, and to sound an alarm if a weather alert is received. The A icon will appear on the LCD above the WX icon if there is a Weather Alarm. See Marine Channels for a list of channels and their frequencies.

To select a weather channel:

1.Press and release the WX/BAND key to enter Weather mode. The WX icon will appear on the LCD. After selecting the WX band you must press and hold the WX/BAND key for three seconds to receive weather alarms. The weather alarm icon will appear on the display.

2.Press the Up or Down Channel keys to change the WX channel from 1 through 10.

3.Press and release the WX/BAND key again to return to normal operation.

NOTE: Weather broadcasts are available in North America, but may not be heard in all parts of Canada.

NOTE: During Weather mode, the PTT, Scan, HI/LOW/LOCK and MEM keys are disabled and an error beep will sound if they are pressed.

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Contents 531460-1A Thank YOU Table of Contents VHF55S Introduction HOW VHF WorksOptional Accessories Parts SuppliedWhats on the Display VHF55S Controls Following drawing shows the Humminbird VHF55S controlsIs congested Features OverviewYour Humminbird VHF55S has the following features Before Using Your VHF55S Before using your VHF55S radio, you should do two thingsPage Attaching the Belt Clip Optional To install the antennaAttaching the Antenna To attach the belt clipAdjusting Squelch Using Your VHF55STurning the Power On/Off To turn on the radioTransmitting and Receiving Accessing the 16/9 Priority ChannelsSelecting U.S./International/Canadian Band Selecting a ChannelSelecting a Weather Channel Selecting High/Low PowerLocking the Keypad To add channels to memory Adding/Deleting Channels to/from MemoryScanning To delete channels from memoryTo access saved channels Accessing Channels Saved to MemoryUsing the Watch Monitor Modes To activate and terminate Dual Watch modeTo reset the radio Resetting the RadioTo activate and terminate Tri Watch mode Erase any channels stored in memoryRadio 3-YEAR Limited Warranty MaintenanceTroubleshooting VHF55S Doesnt Power UpNI-MH Battery 1-YEAR Limited Warranty Humminbird Service Policy Returning Your Unit for ServiceFor IN-WARRANTY service, complete the following steps For OUT-OF-WARRANTY service, complete the following stepsReceiver SpecificationsTransmitter Marine Channels UseMississippi area 156.300 Intership Safety156.050 156.250156.175 157.350 161.950157.400 162.000 156.275 Port OperationsInternational Marine Channels MHz 156.125 160.725 156.150 160.750 156.050 160.650156.100 160.700 156.200156.025 160.625 157.350 161.950157.400 162.000 156.075Page Page Contact Humminbird¤

VHF55S specifications

The Humminbird VHF55S is a high-performance marine VHF radio that stands out for its robustness, ease of use, and advanced features tailored for maritime communication and safety. Designed for boaters who value reliable communication at sea, the VHF55S is an essential tool for both recreational and professional mariners.

One of the key features of the Humminbird VHF55S is its built-in Digital Selective Calling (DSC) function. This technology enables users to send a distress signal with their vessel’s GPS coordinates, facilitating prompt assistance in emergencies. The DSC capability is a crucial safety feature that enhances the overall safety of boat trips, providing peace of mind for skippers and crew alike.

The VHF55S operates on all international VHF marine channels, offering full coverage and ensuring that boaters can communicate effectively with other vessels and shore stations. Its powerful 25-watt transmit power guarantees clear communication over long distances, making it ideal for offshore adventures.

Another significant aspect of the VHF55S is its intuitive interface, designed for user-friendly operation. The large, bright LCD display ensures visibility even under bright sunlight or at night. The radio is equipped with large buttons that facilitate quick access to commonly used functions and channels, minimizing the learning curve for new users.

In addition to its core functionalities, the VHF55S features advanced scanning capabilities, allowing users to monitor multiple channels simultaneously. This ensures that no important communications slip through the cracks, which is particularly advantageous during busy boating seasons or when navigating crowded waterways.

The Humminbird VHF55S is built to withstand the harsh marine environment. Its rugged design features a water-resistant housing, making it resilient against splashes and the dampness often encountered on the water. Furthermore, the unit is compact and lightweight, allowing for easy mounting in various locations on a boat without occupying too much space.

For connectivity, the VHF55S allows integration with other marine electronics, such as chartplotters and GPS devices. This capability enhances situational awareness and aids in navigation by providing real-time communication data and positioning information.

In summary, the Humminbird VHF55S is a state-of-the-art marine VHF radio that combines essential safety features, advanced communication technologies, and a user-friendly design. With DSC capability, robust construction, and versatile functionality, it is an indispensable device for anyone navigating the waters, ensuring that users remain connected and safe at sea.
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