Standard Horizon QUANTUM GX6500E Owner's Manual page 81

5. Rotate the DIAL/ENT knob to select the first number of
the MMSI (nine digits: first digit permanently set to "0")
which you want to contact, then press the [SELECT]
soft key to step to the next number.
6. Repeat step 5 to set the MMSI number.
If a mistake was made entering in the MMSI number, rotate the DIAL/ENT
knob to select "←" or "→", press the [SELECT] soft key until the wrong
character is selected, then perform step 5.
7. When finished entering the MMSI number, press the [FINISH] soft key.
8. In the INTERSHIP CH list, rotate the DIAL/ENT knob
to select the operating channel on which you want to
communicate, then press the [SELECT] soft key. To
select operating channels from all voice channels,
press the [MANUAL] soft key.
9. Press the [YES] soft key to transmit the group call
signal.
10. After the group call is transmitted, all the radios in the
group will switch to the designated channel.
11. Listen to the channel to make sure it is not busy, then
press the microphone's PTT switch and talk into the
microphone to the group of vessels.
GX6500E/GX6000E Page 81