Choosing a channel, Making a call – Lowrance electronic LVR-850 User Manual
Page 16
10
NOTE
You need only to modify the big (MMSI) digits. The small digits
(character field position of the MMSI digit) will be generated auto-
matically.
2. Use the
↑ ↓ keys to enter the first digit of your MMSI number, then
press the
MEM
key to advance to the second digit. The small digit now
displays the 2nd character position with a big-digit
"0"
and small-digit
"2”.
Press the
↑ ↓ keys to set the second MMSI digit and touch the
MEM
key to store. Repeat the operation until all 9 digits have been entered.
After inputting your MMSI, press the
MEM
key to double-check each
digit.
NOTE
If there is an error in the entry procedure, press the
16/9
key to exit.
You can also turn off the radio to ensure the MMSI won't be stored.
After you are satisfied with the MMSI number you have entered, hold
down the
CALL
key for 5 seconds to store the number. The
ID
ANNUCIATOR
will stop blinking and the radio reverts to the main screen. Now you are
ready to make a DSC call.
Choosing a Channel
Before making a call to another vessel, check the VHF chart in the back
of this manual. You'll have to choose a simplex communication channel
authorized for the type of communication you desire.
Making a Call
The LVR-850 supports five DSC call types:
A
LL
S
HIPS
C
ALL
,
D
IRECTORY
C
ALL
,
L
AST
C
ALL
,
N
EW
C
ALL
and
D
ISTRESS
C
ALL
. The example below details a
N
EW
C
ALL
. For information on the other call types, see page 13.
To place a DSC call
New Call
1. Select a simplex channel and press the
CALL
key once.
LAST
blinks.
2. Use the
↑ ↓ keys to select
N
EW CALL
.
3. Press the
CALL
key again. You can now enter the MMSI data of the
vessel you want to contact.
4. Use the
↑ ↓ keys to enter the MMSI numbers, pressing
MEM
after
each digit. After completing MMSI entry, press the
MEM
key to verify
each number of the MMSI.
5. Press the
CALL
key and the radio will transmit the request. If there
is no
ACK
after 4 seconds, the radio transmits the call again. The radio
will stay in standby mode until an
ACK
is received, indicated by the
flashing ID Annunciator. If an
ACK
is not received, you can press the