Furuno CI-68 - Manual (Page 52)

4. MAINTENANCE & TROUBLESHOOTING
4-4
4.4 Diagnostics
The current indicator is equipped with several test facilities to check it for proper operation.
4.4.1 General test
The general test mainly checks the ROM, RAM and voltages.
1. Press the [MENU] key to open the menu.
2. Press ▲ to place the cursor on the main menu title field.
3. Press ◄ to choose MENU 1.
SHIP SPEED AVG : 15 sec 30 sec 60 sec 90 sec
TIDE AVERAGE : 2 min
REF TIDE DIFF : LAYER 1 LAYER 2 LAYER 3
BEARING MODE : 32 CMPS 360 TRUE
NAV MODE : OFF ON
BOTTOM SEARCH: NO YES
BTM TIDE TRACK : OFF ON
ALM/KEY BEEP : OFF ON
WT SPD DEPTH : 2 m (2-400m)
RESET TRIP LOG : NO YES
TEST : NO GENERAL PANEL PATTERN
ECHO RANGE : 150 m
TVG : OFF ON
GAIN : 5 (1-40)
PANEL DIMMER : 5 (0-7)
MENU ON INITIAL SETTINGS.
[
F/G]:SELECT, [J/K]: CHANGE, [MENU]: EXIT
MENU 1 MENU 2 ALARM INSTALLATION
MENU 1 menu
4. Press ▲ or ▼ to choose TEST.
5. Press ► to choose GENERAL.
6. Press any function key to start the test. The results of the test are shown on the screen
as in the figure on the next page.