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5 CALLING, RECEIVING
5-38
4. Confirm the position shown and then press the [CALL] to send the position data call
(transmission time: approx. 7 sec.). The display changes as below.
Pos acknowledge
call in progress!
TIME TO GO: 7S
DSC FREQ : 2177.0 KHZ
TO SHIP : 123456789
POS: 35˚00N 135˚00E AT 23:01
ROUTINE
5. The DSC standby screen automatically appears after the call is sent.
5.9 PSTN Call
The PSTN call allows the making and receiving of telephone calls over public switched
telephone networks. To use the PSTN call feature, use a handset which has a HOOK
ON/OFF function. The standard supply handset has this feature.
5.9.1 Sending a PSTN call, receiving acknowledge back (ACK BQ)
1. Press the [2/DSC] key and then push the [ENTER] knob to open the CALL TYPE menu.
**
Compose message
**
STATION ID
PRIORITY
COM. TYPE
COM. FREQ
DSC FREQ
: All ships
: Safety
: Telephone
: 2187.5 kHz
CALL TYPE
PSTN CALL
TEST CALL
ALL SHIPS
GROUP CALL
AREA CALL
POSITION
INDIVIDUAL
POLLING
NEUTRAL
MEDICAL
RELAY ALL
RELAY SEL
DISTRESS
Rotate [ENTER]
knob to scroll.
GO
2. Rotate the [ENTER] knob to choose PSTN CALL and then push the [ENTER] knob.
3. Push the [ENTER] knob to open the COAST ID menu.
GO TO ALL VIEW
CALL TYPE:
TEL NO. :
DSC FREQ
PSTN CALL
:12M-INTL
00000000
COAST ID
**
Compose message
**
4. Key in ID of coast station (seven digits) with the numeric keys and then push the
[ENTER] knob.