What to do if Icom Transceiver “??” blinks instead of the position and time?
If your Icom Transceiver displays “??” instead of the position and time, it could be because 23.5 hours have passed since you manually entered the position, or the GPS position is invalid. To resolve this, enter the current position and time.
General| Brand | Icom |
|---|---|
| Model | IC-M330GE |
| Category | Transceiver |
| Language | English |
Provides DSC functions for distress alert and general DSC calls.
Explains the estimated Maximum Permissible Exposure radius based on FCC guidelines.
Lists critical safety warnings for installation and operation.
Step-by-step guide to entering the Maritime Mobile Service Identity (MMSI) code.
How to enter and manage Individual and Group DSC IDs.
Procedure to enter Group IDs and assign names.
Manual entry of vessel position and UTC time for Distress calls.
Step-by-step guide for sending a Distress call via DSC.
Procedure for sending a Distress call with a specified nature of distress.
How to send a Distress Cancel call if a Distress call was made incorrectly.
Instructions for sending non-distress DSC calls like Individual, Group, etc.
Steps to send an Individual DSC call to a specific station.
How to send an Acknowledgement for an Individual call.
Continuation of sending Individual Acknowledgements.
Procedure for broadcasting a message to all ships via DSC.
Steps to send a DSC call to a pre-defined group.
How to initiate a Test DSC call for functional verification.
How to send an Acknowledgement after receiving a Test call.
How to request position information or poll a station.
How to respond to a Position Request call.
Steps for receiving and responding to Distress calls.
How to receive various other DSC calls like Individual, Group, etc.
Procedure for handling an incoming Individual DSC call.
Steps for receiving a Group DSC call.
How to receive an All Ships DSC call.
Handling incoming Position Request calls.
Procedure for receiving a Test DSC call.
How to handle an incoming Test Acknowledgement call.
Configuration options for DSC features like Auto ACK, CH Auto SW, etc.
How to make DSC calls using an optional AIS transponder.
Continuation of making DSC calls with an AIS transponder.
A guide listing common problems, their causes, and solutions.
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