Furuno FM-8500 manual Pstn Call

(from previous page)

PSTN CALL

(*)

Immediately

* Call in progress *

PSTN CALL CH70

(Transmission time is about 0.4 - 0.6 seconds.)

(*)

* Waiting for ack BQ * AUTO RETRY in 5 sec

Counts down.

If ACK BQ from coast station is not received within five seconds PSTN call is automatically retransmitted.

* Call in progress *

AUTO RETRY CH70

* Waiting for ack BQ * 5 sec to go

Counts down.

•If ACK BQ is received;

•If ACK BQ is not received;

*No response *

Try again after 15 min

If ACK BQ is received, PSTN CALL (EOS) signal and carrier are transmitted (NOTE 1).

* Call in progress *

CARRIER

Working channel designated by coast station.

Transmission time is about two seconds.

* PSTN CALL connected *

To end call: [CANCEL]

Ringer bell of VHF sounds. Take handset from VHF hanger and commence voice communication (see NOTE 2).

Recall after 15 minutes.

(NOTE 1) When you receive “unable to comply” (BUSY) command instead of “able”, the FM-8500 waits for “Ring back call” from coast station for 15.5 minutes. Then, if it is received, carrier

is automatically transmitted.

(NOTE 2) If there is no reply (voice response) from subscriber within one minute at “PSTN CALL connected” display, the communication line will be disconnected. The display should look something like the display 2 on the page 5-7.

If you hang the handset on the hanger, the display 1 shown on the next page appears to break the communication line.

5-5