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5-5
PSTN CALL
* Waiting for ack BQ *
AUTO RETRY in 5 sec
(from previous page)
(Transmission time is about 0.4 - 0.6 seconds.)
(*)
(*)
Immediately
• If ACK BQ is received;
• If ACK BQ is not received;
Recall after 15 minutes.
If ACK BQ from coast station is not
received within five seconds PSTN
call is automatically retransmitted.
If ACK BQ is received, PSTN
CALL (EOS) signal and carrier are
transmitted (NOTE 1).
Working channel designated
by coast station.
Counts down.
* Call in progress *
PSTN CALL CH70
* Call in progress *
AUTO RETRY CH70
* Call in progress *
CARRIER
* PSTN CALL connected *
To end call: [CANCEL]
Transmission time is about
two seconds.
Ringer bell of VHF sounds. Take handset
from VHF hanger and commence voice
communication (see NOTE 2).
(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.
* Waiting for ack BQ *
5 sec to go
* No response *
Try again after 15 min
Counts down.