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9
DSC OPERATION
■ DSC settings
MOB Auto Set
z MOB Key
For 30 seconds after entering the MOB
waypoint, this function automatically
sets the Nature of Distress as "Man
Overboard."
ON (30 sec): The Nature of Distress
OFF:
z Water Detection
For 30 seconds after the transceiver
has detected water, this function
automatically sets the Nature of
Distress as "Man Overboard."
ON (30 sec): The Nature of Distress
OFF:
Alarm Status
Sets the alarm ON or OFF when receiving
each type of DSC call.
z Safety
z Routine
z Warning
Sets the alarm for when:
• No MMSI code is entered.
• The position data has not been received
for 2 minutes after turning ON the
transceiver.
• The received position data has not been
updated for 10 minutes.
• The received position data has not been
updated for 4 hours.
• The manually entered position data has
not been updated for 4 hours.
z Self-Terminate
An alarm sounds when duplicate
Distress calls are received.
z Discrete
An alarm sounds when a lower priority
call is received while receiving a high
priority call.
43
is automatically set to
"Man Overboard" for 30
seconds after entering the
MOB waypoint.
The function is OFF.
is automatically set to
"Man Overboard" for
30 seconds after the
transceiver has detected
water.
The function is OFF.
CH 70 SQL Level
Sets the Squelch level for Channel 70 to
1 ~ 10 or Open.
DST at PW OFF
This function enables you to send Distress
calls even while the transceiver is OFF.
Valid:
You can send Distress calls by
holding down [DISTRESS], even
while the transceiver is OFF.
Invalid: You cannot send Distress calls
while the transceiver is OFF.
Loop Test
The Loop Test sends DSC signals to
the receiving AF circuit to compare the
sending and receiving signals at the AF
level.
Push [ENT] to start the Self-Test.
L When the sending and receiving DSC
signals match, "OK" is displayed.
NOTE: If "NG" is displayed, either or
both the sending and receiving DSC
circuits have a problem. In that case,
you will have to send the transceiver to
your dealer for repair.
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