Furuno CI-68 Operator's Manual page 6

4. MAINTENANCE & TROUBLESHOOTING ............................................................ 4-1
4.1 Routine Maintenance........................................................................................................... 4-1
4.2 Replacing Fuses .................................................................................................................. 4-2
4.3 Troubleshooting ................................................................................................................... 4-3
4.4 Diagnostics .......................................................................................................................... 4-4
4.4.1 General test............................................................................................................... 4-4
4.4.2 Panel test .................................................................................................................. 4-6
4.4.3 Test pattern ............................................................................................................... 4-7
4.5 Error Messages and Alerts .................................................................................................. 4-8
APPENDIX ................................................................................................................AP-1
MENU TREE.............................................................................................................................. AP-1
TIDE MEASUREMENT IN NAV MODE..................................................................................... AP-3
PRINCIPLE OF OPERATION.................................................................................................... AP-6
SPECIFICATIONS.....................................................................................................SP-1
INDEX......................................................................................................................... IN-1
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