Icom M604A Instruction Manual - Page 26

6 DSC OPERATION ■ Distress call A Distress call should be transmitted if, in the opinion of the Master, the ship or a person is in distress and requires immediate assistance. NEVER USE THE DISTRESS CALL WHEN YOUR SHIP OR A PERSON IS NOT IN AN EMERGENCY. A DISTRESS CALL CAN BE USED ONLY WHEN IMMEDIATE HELP IS NEEDED. D Simple call q Confirm no Distress call is being received. w While lifting up the key cover, hold down [DISTRESS] for 5 seconds to transmit the Distress call. • Emergency channel (Channel 70) is automatically selected and the Distress call is transmitted. • When no GPS is connected, input your position and UTC time, if possible. • While holding down [DISTRESS], the key backlight blinks. e After transmitting the call, the transceiver waits for an acknowledgment call. • The Distress call is automatically transmitted every 3.5 to 4.5 minutes. • After 2 seconds, the transceiver is automatically set to Channel 16. &KUVTGUU %CNN 6: %QORNGVG 0QY 9CKVKPI HQT #%- %.4 %CPEGN 9 +06 6#) After 2 seconds 9CKV #%- %.4 %CPEGN %#..+0) &KUVTGUU %CNN 2WUJ HQT  UGE 20