Step 1 In the "SYSTEM INFO" interface, select "DIAGNOSTIC TEST".
The "SYSTEM TEST" interface appears on the screen.
Step 2 Select the item requiring testing.
Step 3 Press the Menu/DSC control to start testing.
Step 4 When the test is over, press the Back key to return to the previous screen.
10.6.4 Factory Reset
This feature resets several menus and settings to their default values. For details on
which menu / settings are reset, see the underlined items in the menu tree.
Step 1 In the "FACTORY RESET" interface, select “FACTORY RESET”. The
“FACTORY RESET” interface appears on the screen.
Step 2 Select whether to reset the items to factory settings. If you select "YES",
the radio will restart and is reset to factory settings. If you select "NO", the
radio returns to the previous screen.
10.7 Fog Horn Frequency
This feature allows you to set the fog horn frequency according to the size of your
vessel.
Note
The default fog horn frequency is 400Hz. In most cases, do not change the
frequency unless the vessel is very large.
Step 1 Press the Menu/DSC control until the "MAIN MENU" screen appears.
Step 2 Go to "GENERAL SETUP > FOG HORN FREQ".
The following interface appears on the screen.