Furuno FS-1575 FS-2575 FS-5075 User Manual

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6.  MENU OPERATION
6-23
Note: Distress frequencies can be stored on the routine frequency memory. This is 
convenient for backing up the watch-keeping receiver.
Distress, urgency and safety frequencies
1. Rotate the ENTER knob to select [DSC] on the [MENU] screen then push the 
knob.
2. Rotate the ENTER knob to select [DISTRESS SCAN] then push the knob.
3. Rotate the ENTER knob to select frequency band then push the knob.
4. Rotate the ENTER knob to select [ON] or [OFF] as appropriate then push the 
knob.
Note: Regulations require that 2 MHz and 8 MHz and one more DSC distress frequen-
cy should be watched continuously. 2 MHz and 8 MHz cannot be turned off. Maximum 
three bands can be turned off.
6.20
Sound Setting
The [AUDIO] menu lets you set the volume for the following items:
Rotate the ENTER knob to select [AUDIO] on the [MENU] screen then push the knob.
•  Key click on (setting: [1] - [3]) or off (setting: [0]) (Two beeps sound when a key inop-
erative in the ON mode (setting: [1] - [3]) is operated.)
•  Speaker on or off with off hook for handset
•  Volume of the receiving alarm for the safety and routine messages
•  Turn sound alarm on or off for the distress alarm received from a ship in distress which 
is more than 500 NM from your ship.