Users Manual
xiv
Sending a Distress Alert
CAUTION
When sending a distress alert, follow the instructions of the ship's captain or officer in charge.
1
1
1
.
.
.
Open the protective cover on the DISTRESS button for the JHS-800S Marine VHF
radiotelephone or NCM-980 Controller.
2
2
2
.
.
.
Press and hold the DISTRESS button for at least 3 seconds until the countdown is
complete.
When the countdown is complete, the screen below on the right is displayed and after confirmed that the
channel is free or after 1 second whichever occurs first, the distress alert is transmitted.
3
3
3
.
.
.
After sending the distress alert, wait for an acknowledgement.
The radiotelephone can be used to communicate even while waiting for an acknowledgement. When an
acknowledgement is received, touch the [STOP] button to cancel the alarm on the below right screen, and
communicate with the station. Unless an acknowledgement is received or the distress alert is cancelled
manually, the equipment repeats the distress alert every 3 minutes 30 seconds to 4 minutes 30 seconds.
4
4
4
.
.
.
After receiving acknowledgement, lift the handset and request rescue using CH16 of
the radiotelephone.
First, the responding station calls by radiotelephone. Communicate the following information to that station.
Say "MAYDAY", "This is (name of your ship)", Tell the ship's Maritime Mobile Service
Identity number, call sign, ship's position, nature of distress, and rescue requests.
D
D
D
I
I
I
S
S
S
T
T
T
R
R
R
E
E
E
S
S
S
S
S
S
A
A
A
L
L
L
E
E
E
R
R
R
T
T
T
S
S
S