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Waiting for
acknowledgement.
TIME TO GO: 25S
DSC FREQ :
12577.5 KHZ
FROM COAST :
001234567
TEL NO. :
1234567890123456
No response!
Try calling again?
DSC FREQ :
12577.5 KHZ
RE-SEND
FROM COAST :
001234567
TEL NO. :
1234567890123456
Unable acknowledge
call received.
STOP ALARM
FROM COAST :
001234567
TEL NO. :
1234567890123456
BUSY
11. Do one of the following depending on the message shown at step 10.
Waiting for acknowledgement
1) If the PSTN call is accepted, the PSTN connection call is sent (transmission time: about
7 sec.), showing the display below.
PSTN connection
call in progress!
TIME TO GO: 7S
TO COAST :
001234567
TEL NO. :
1234567890123456
TELEPHONE CH 12001
DSC FREQ :
12230.0 KHZ
2) After the call is sent (timer counts down to zero) one of the following message appears.
Waiting for
acknowledgement.
TIME TO GO: 25S
DSC FREQ : 12230.0 KHZ
FROM COAST : 001234567
TEL NO. : 1234567890123456
TELEPHONE CH 12001
PSTN connection
call in progress!
TIME TO GO: 8S
TO COAST :
001234567
TEL NO. : 1234567890123456
TELEPHONE CH 16001
DSC FREQ :
16360.0 KHZ
Waiting for acknowledgement Request for new Tx assignment
New channel
3) One of the follow displays appears.
PSTN call connected.
DSC FREQ :
12230.0 KHZ
TO COAST :
001234567
TEL NO. :
1234567890123456
TELEPHONE CH 12001
PSTN end of call
in progress!
TIME TO GO: 8S
TO COAST :
001234567
TEL NO. :
1234567890123456
DSC FREQ :
12230.0 KHZ
PSTN call connected Waiting for acknowledgement PSTN end of call
Waiting for
acknowledgement.
TIME TO GO: 25S
DSC FREQ :
12230.0 KHZ
FROM COAST :
001234567
TEL NO. :
1234567890123456
TELEPHONE CH 12001
4) Follow the instructions below depending on the message shown in 3) above.
PSTN call connected:
Your phone rings; pick up the handset and communicate with
called party.
Waiting for acknowledgement:
If the call is acknowledged the message “PSTN call
connected.” appears. Follow “PSTN call connected” above.
PSTN end of call in progress:
This means channel could not be used. After the timer
counts down to zero repeat this procedure to re-send the call.