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General| Channels | All International, U.S.A. and Canadian channels |
|---|---|
| Waterproof rating | IPX7 |
| Display | LCD |
| Voltage Range | 13.8 VDC |
| Transmitter Power | 25W |
| Output Power | 25W |
Details the Radio Ocean 4500 marine radio, its output power, and power supply requirements.
Covers ETSI requirements for marine radios with DSC features, specifically EN 301 025.
Explains the various controls and connections on the base station panel.
Details the function of each control on the front panel of the base station unit.
Describes the Liquid Crystal Display (LCD) and its various icons and indicators.
Details the rear connections and ports of the base station unit.
Explains the functions of the handset controls, including PTT, channel selection, and Hi/Low power.
Lists all accessories supplied with the RO4500 marine radio for installation.
Provides guidance on selecting an appropriate mounting location for the marine radio.
Details the necessary connections for power supply, external speaker, and GPS equipment.
Step-by-step instructions for mounting the radio base station using the provided bracket.
Instructions for mounting the handset hanger near the base station.
Guide to selecting USA, INT, and memory channels using the radio controls.
How to transmit and receive using the PTT button and microphone.
Explanation of Band, Memory, DSC, and Distress modes of operation.
Details the usage of High/Low power, Scan, and Dual Watch functions.
How the radio displays vessel position and time when connected to GPS.
Overview of Digital Selective Calling (DSC) and its role in maritime communication.
Defines DSC as an international standard for establishing maritime radio calls.
Explains the nine-digit MMSI number and its use for selective calling.
How to navigate through the DSC menus using the Channel/Select knob.
Procedures for initiating various types of DSC calls.
Steps to send a DSC Distress call, including selecting distress nature.
Detailed steps for initiating a DSC distress call with confirmation.
Procedure to cancel a previously transmitted DSC distress call.
Procedure for sending All Ships calls, including Safety and Urgency types.
Step-by-step guide to initiating an All Ships call.
Instructions on how to resend an All Ships call if it failed.
Procedure for sending a Group call, with default routine type.
Steps to initiate a group call to multiple recipients.
Instructions for resending a group call.
Procedure for sending individual DSC calls to specific MMSI numbers.
How to send an individual call by manually entering the MMSI.
Instructions on resending an individual call if it fails.
How to send an individual call using a saved MMSI from the Buddy List.
How the radio handles incoming DSC calls based on type and mode.
How the radio responds to receiving a DSC Distress call.
How the radio handles receiving a DSC Distress Relay call.
How the radio responds to receiving an All Ships call.
How the radio handles incoming individual DSC calls.
Overview of the Set-Up Menu mode accessed at start-up.
Explains how to navigate and select items within the Set-Up Menu.
Lists the available functions within the Set-Up Menu for adjustment.
How to set the DSC mode to ACTIVE or STANDBY.
Details how to access and manage the call log.
How to adjust the display backlight brightness (HIGH, LOW, OFF).
Procedure to enter names and MMSI's for frequently called DSC stations.
Instructions for deleting entries from the Buddy List.
Procedure to enter longitude and latitude for position indication.
How to adjust the time setting on the radio.
How to adjust the display contrast setting.
How to adjust the key beep volume (HIGH or LOW).
How to adjust the time offset for local time.
Procedure to enter the radio's user name and MMSI.
How to reset user settings to factory defaults.
Common symptoms, causes, and remedies for radio operational issues.
