Icom IC-M504 instruction manual Regular call, Distress alert contains default

6 DSC OPERATION

➥A distress alert contains (default);

• Nature of distress : Undesignated distress

• Position data	: GPS or manual input position data held
	for 23.5 hrs or until the power is turned
	OFF.

➥The distress call is repeated every 3.5–4.5 min., until re- ceiving an ‘acknowledgement.’

➥Push [CLR] to cancel the ‘Call repeat’ mode.

➥“??” may blink instead of position and time indications when the GPS data is invalid, or has not been manually updated after 4 hours.

DRegular call

The nature of the distress call should be included in the dis- tress call.

qPush [MENU] to enter the DSC menu.

wRotate [DIAL] to select “Distress Setting,” and push [DIAL•ENTER].

--DSC Menu--

Select Item

All Ships Call

Position Request

Position Report

Polling Request

Received Calls

˘Distress Setting

eRotate [DIAL] to select the nature of the distress, push [DIAL•ENTER].

•‘Undesignated,’ ‘Explosion,’ ‘Flooding,’ ‘Colli- sion,’ ‘Grounding,’ ‘Capsizing,’ ‘Sinking,’ ‘Adrift (Disable adrift),’ ‘Abandoning (Abandoning ship),’ ‘Piracy (Piracy attack)’ and ‘MOB (Man overboard)’ are avail- able.

•The selected nature of the distress is stored for 10 minutes.

--DSC Menu--

Select Nature

Undesignated ˘Explosion

Flooding

Collision

<CLR˘Exit / ENT˘OK>

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