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4. MAINTENANCE, TROUBLESHOOTING
4-2
4.2 Troubleshooting
This section provides basic troubleshooting procedures which the user may
follow to restore normal operation.
Troubleshooting
Symptom Cause Remedy
Power connector on the
processor unit
Firmly connect the power
connector.
Power supply failure Check the power supply.
Cannot turn on the power.
Blown fuse Have a qualified
technician check the fuse.
Heading indication
changes randomly when
ship is at anchor or does
not change when ship
moves.
Sensor trouble Run the diagnostic test2 to
determine cause.
Connection between
SC-50 and external
equipment has loosened.
Firmly fasten the
connector.
Heading output from
SC-50 does not appear on
external equipment.
Sensor trouble Run the diagnostic test1 to
determine the cause.
If large heading error occurs or heading indication is frequently interrupted,
contact your dealer for advice.