Icom IC-M605 Instruction Manual
![Icom IC-M605 Transceiver manual cover](/images/gdnQsDyRrgmFgHGzNovdKCZX/thumbs/thumb175x175.webp)
To perform a factory reset on the Icom IC-M605, turn off the radio. Then, while holding down the [CLR] and [DISTRESS] keys, turn the radio back on. This will reset all settings to their default values.
First, ensure that the microphone is securely connected. Check if the transmit power is set correctly and the antenna is properly connected. Also, verify that the selected channel is not a receive-only channel.
Download the latest firmware from the Icom website. Connect the transceiver to your computer using the appropriate cable, and follow the instructions in the firmware update guide provided by Icom.
To adjust the squelch level, press the [SQL] button and use the dial to increase or decrease the squelch setting until the background noise is muted.
To check or set the MMSI number, press [MENU], navigate to 'DSC Settings', and select 'MMSI'. Enter the number if setting it for the first time, or view/edit it as needed.
Yes, you can connect an external GPS receiver to the IC-M605 using the NMEA 0183 interface. Configure the settings via the menu to enable GPS data input.
Check the power connection and ensure the unit is turned on. Examine the fuse and replace if necessary. If the problem persists, consult a professional technician.
Regularly clean the exterior with a soft, dry cloth. Avoid using solvents or harsh chemicals. Inspect and clean the antenna and connectors to prevent corrosion.
To test DSC functionality, use a test MMSI number and send a test call to a nearby vessel or coast station that supports DSC. Ensure that DSC settings are correctly configured.
Adjust the treble and bass settings in the audio menu to suit your preference. Make sure the speaker is not obstructed and is in good condition.