Loudspeaker; Scanning Dsc Routine Frequencies; Automatic Acknowledge On/Off - Furuno FS-1570 Operator's Manual

1 OPERATIONAL OVERVIEW

1.5 Loudspeaker

1. Press the [7/ ] key to alternately disable or enable the loudspeaker and the alarm
generated for routine messages. SOUND: ON or SOUND: OFF appears with each
press.
2. To adjust loudspeaker volume do the following:
Press the [1/RT 2182] key to show the radiotelephone screen.
Rotate the [ENTER] knob to choose VOL at the bottom of the screen and then push the
[ENTER] knob.
Rotate the [ENTER] knob to adjust volume and then push the [ENTER] knob.
VOL

1.6 Scanning DSC Routine Frequencies

1. Press the [6/SCAN] key to show the DSC standby screen.
2. Press the [6/SCAN] key to start/stop scanning.

1.7 Automatic Acknowledge On/Off

The automatic acknowledge feature of the DSC/watch receiver automatically transmits the
acknowledge back (ACK BQ) signal to the sending station when an individual, position or
polling call is received. (For position and polling calls, respective item on the AUTO ACK
menu must be turned on to enable automatic acknowledge.) Automatic acknowledge can
be turned on or off at the DSC standby screen by the [5/ ACK/SQ] key. The message ACK:
AUTO or ACK: MANUAL appears at the bottom of the DSC standby screen with each
press of the key.
Note 1: To give priority to own ship's communications while own ship is communicating,
show ACK: MANUAL by the above procedure.
Note 2: Automatic acknowledge is not possible under the following conditions:
Priority: Distress, Urgency or Safety
Com Type: Morse, Fax, Data, No Info
Com Freq: No Info
Off Hook
1-4
"OFF" shown when loudspeaker is off.