Standard Horizon Gx5500s - Manual (Page 50)

GX5500S Page 50
Manual Calling
You may enter a Group MMSI number manually to contact without the Setting
up a Group call number.
1. Press the [CALL(MENU)] key. The “ DSC Call DSC Call DSC Call DSC Call DSC Call
Menu Menu Menu Menu Menu” will appear.
2. Turn the CHANNEL selector knob to select
“ Group Group Group Group Group.” (To cancel, press the [CLR] key.)
3. Press the [ENT] key. The transceiver will beep,
and the “Group Directory” will appear.
4. Turn the CHANNEL selector knob to select
“ Manual Manual Manual Manual Manual,” then press the [ENT] key.
5. Enter the MMSI number (nine digits: first digit per-
manently set to “0”) which you want to contact by
the keypad, then press the [ENT] key.
6. If a mistake was made entering in the MMSI num-
ber repeat pressing the [H/L] key until the wrong
number is selected, then enter the correct num-
ber.
7. When finished entering the MMSI number,
press and hold the [ENT] key.
8. Turn the CHANNEL selector knob to select
“ Manual Manual Manual Manual Manual
,” then press the [ENT] key.
9. Turn the CHANNEL selector knob to select the
operating channel you want to communicate
on and press the [ENT] key.
10. Press the [ENT] key again to transmit the Group
Call signal.
11. After the GROUP CALL is transmitted, all the
radios in the group will switch to the designated
channel.
12. Listen to the channel to make sure it is not busy, then
key the microphone and call the other vessels you de-
sire to communicate with.
11.7.3 Receiving a Group Call
1. When a group call is received, the GX5500S will
produce a ringing alarm sound and the radio auto-
matically switches to the requested channel.
2. Press any key to stop the alarm.
3. Monitor the channel for the person calling the Group for a message.