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

1.  OPERATIONAL OVERVIEW

You can adjust the brilliance of the display and the panel as follows:

1. Press the BRILL key to show the [BRILL LEVEL SETUP] window.

2. Press the 1 key to switch the [DAY/NIGHT] mode.
3. To adjust the [DISPLAY] brilliance, rotate the ENTER knob or press the BRILL 

key.
(Default setting: 17 for [DAY], 7 for [NIGHT])

4. To adjust the [PANEL] brilliance, press the 

 or 

 key.

(Default setting: 17 for [DAY], 12 for [NIGHT])

5. Push the ENTER knob to save the settings and close the window. To cancel the 

settings, press the CANCEL key instead of the ENTER knob to close the window.

Note 1: The equipment keeps values for [DAY] and [NIGHT] separately.

Note 2: The window closes automatically when there is no operation for four seconds.

Note 3: When you turn on the power with the display brilliance set to 0, the setting au-
tomatically changes to 1.

You can turn the main speaker (other than DSC communication, error, and key beep) 
on/off.

1. Press the 

 key to alternately disable or enable the main speaker.

2. To adjust the volume of the main speaker, rotate the VOLUME/PWR knob (cw: 

volume up, ccw: volume down).

The DSC screen scans multiple routine frequencies according to operator-set interval. 
For how to set frequency to scan, see section 6.19.

Note: The voice and telex communication are not available when scanning.

Speaker ON

Speaker OFF