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5. DSC GENERAL MESSAGE CALLING, RECEIVING
5-23
• Send the ACK with position information:
With [ACCEPT] selected, push the ENTER knob.
• To send the ACK with no position information:
Rotate the ENTER knob to select [UNABLE] in the user options area then push the
knob. The screen changes as below.
5.8 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.
5.8.1 How to send a PSTN call
1. Press the OTHER DSC MSG key.
2. Rotate the ENTER knob to select [MSG TYPE] then push the knob.
2187.5/ RX 2187.50 kHz
[SENDING] ELAPSED TIME:
POSITION ACK 00H01M16S
TO :
987654321 CAPTAIN_2075
POS/UTC :
09
°
12
’ N
123
°
45
’ E / 12
: 34
INFO PRINT
2187.5/ RX 2187.50 kHz
[SENDING]
ELAPSED TIME:
POSITION ACK 00
H
01
M
16
S
TO :
987654321
CAPTAIN_2075
POS/UTC :
--
°
--
’
- ---
°
--
’
-
/
--
:
--
INFO PRINT