Furuno FCV-1200LM - Manual (Page 76)

5-4
5.4 Diagnostic Test
The diagnostic test checks the equipment for proper operation.
1. Rotate the [FUNCTION] switch fully clockwise to select MENU.
2. Press the [!] key to select the menu title area at the top of screen.
3. Press the [+] key to select SYSTEM.
4. Press the [!] or ["] key to select TEST.
5. Press the [+] key to open the test menu.
DISP ALM TX/RX USER-1/2 SYSTEM
Menu for diagnostics.
[-/+]: Change set, [EXIT (knob)]: Exit
TEST MODE
DIAGNOSTICS : NO
TEST PATTERN : NO
Press and hold [MARKER] key more than
3 sec to exit from TEST MODE.
Test menu
6. Press the [+] key twice to select YES in the setting window.
The test screen appears.
[ ] : YES [ ] : NO
Test setting window