26
6
DSC OPERATION
i
After receiving the acknowledgment, reply using the mi-
crophone.
➥
A distress alert contains (default);
• Nature of distress : Selected nature of the distress
• Position data
: GPS or manual input position data is held
for 23.5 hrs or until the power is turned
OFF.
➥
The distress call is repeated every 3.5–4.5 min., until re-
ceiving an ‘acknowledgement.’
➥
Push
[CLR]
to cancel the ‘Call repeat’ mode.
➥
“
?
??
?
” may blink instead of position and time indications
when the GPS data is invalid, or has not been manually
updated after 4 hours.
■
Transmitting DSC calls
To ensure correct operation of the DSC function, please
make sure you set the squelch correctly. (p. 8)
D
D
Transmitting an individual call
The individual call function allows you to transmit a DSC sig-
nal to a specific ship only.
q
Push
[MENU]
to enter the DSC menu.
w
Rotate
[DIAL]
to select “
I
In
nd
di
iv
vi
id
du
ua
al
l C
Ca
al
ll
l
,” push
[DIAL•ENTER]
.
• “
P
Po
os
si
it
ti
io
on
n I
In
np
pu
ut
t
” item appears when a GPS receiver
(NMEA0183 ver. 2.0 or 3.01) is not connected.
--DSC Menu--
Select Item
Position Input
˘Individual Call
Group Call
All Ships Call
Position Request
Position Report
25W
INT
TAG
Received
DistressACK
<Osaka Bay
<CLR˘
Beep Off>
CALLING
Содержание iM504
Страница 1: ...INSTRUCTION MANUAL iM504 VHF MARINE TRANSCEIVER...
Страница 71: ...65 9 CONNECTIONS AND MAINTENANCE 9 Gasket Mounting base Cap Nut D D HM 162...
Страница 77: ...TEMPLATE HM 157 HM 162 Unit mm inch R12 Max MB 75 Cut here...
Страница 78: ......
Страница 79: ...MEMO...
Страница 80: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan A 6483H 1US q Printed in Japan 2006 Icom Inc...