D Regular Call - Icom IC-M504 Instruction Manual

6
DSC OPERATION
➥ A distress alert contains (default);
• Nature of distress : Undesignated distress
• Position data
➥ The distress call is repeated every 3.5–4.5 min., until
receiving 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.
24
: GPS or manual input position data held
for 23.5 hrs or until the power is turned
OFF.

D Regular call

The nature of the distress call should be included in the dis-
tress call.
q Push [MENU] to enter the DSC menu.
w Rotate [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
e Rotate [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 available.
• The selected nature of the distress is stored for 10 minutes.
--DSC Menu--
Select Nature
Undesignated
˘Explosion
Flooding
Collision
<CLR˘Exit / ENT ˘ OK>