Lowrance electronic LVR-250 manual Receiving DSC Calls, Receiving an All Ships Call ALL Ships

5-3 Receiving DSC Calls

Several types of DSC calls can be received from vessels within range at various priority levels:

DISTRESS	See Section 6.
ALL SHIPS	Urgency, Safety, Routine or Distress priority (see Section 5-3-1)
INDIVIDUAL	Urgency, Safety, Routine or Distress priority (see Section 5-3-2)
GROUP	Routine priority only (see Section 5-3-3)
GEOGRAPHIC	Routine priority only (see Section 5-3-4)
POLLED POSITION	Routine or Safety priority (see Section 5-3-5)

In addition to the audible alert, the telephone icon will flash on the screen.

5-3-1 Receiving an All Ships Call (ALL SHIPS)

14CHANNEL REQUEST ACCEPT –> ENT ESC –> EXIT

Alternating

ALL SHIPS SAFETY FROM TOM

1.When you receive notification of an ALL SHIP call, press any key to cancel the alert. Press ENT to switch to the designated working channel manually; press EXIT to return to old CH. The priority level and the user MMSI are displayed on the screen. If the radio recognises the user MMSI as one of your buddies, the buddy’s name is displayed in place of the user MMSI.

2.No acknowledgement is required. Press PTT to initiate voice contact on CH16 and then switch to the designated working channel.

The call data is stored in the Call Log (see Section 5-2-7).

5-3-2 Receiving an Individual Call (INDIV)

REV: INDIV TOM ROUTINE ACK –> ENT

Alternating

14CHANNEL REQUEST

ESC –> EXIT

1.When you receive notification of an INDIV call, press any key to cancel the alert. The radio manually selects the channel designated in the incoming call by pressing ENT key. INDIV calls are almost always Routine priority.

If the radio recognises the user MMSI as one of your buddies, the buddy’s name is displayed in place of the user MMSI.

2.The LVR-250 US responds automatically to acknowledge the incoming call. The LVR-250 EU responds manually.

Lowrance - LVR-250 Installation and Operation Instructions 41