6-5
6. 3 Trouble Shootings
6.3.1 Trouble Shootings
For reference, this section presents a troubleshooting guideline for finding defective sections.
Symptom of Error Possible Cause or Cause of Fault Countermeasures
Power is not supplied
when the power
switch is pressed.
Power is not distributed from the
inboard distribution panel.
Supply power from the
distribution panel.
Power is not supplied from the
power supply unit.
Check that the wiring of the
power unit is correct.
Check that the output voltage of
the power unit is correct.
Power that the power unit
supplies is out of range.
Replace the power unit.
Power is not supplied to the
DC-DC converter in the
connection box.
Supply power.
The fuses in the connection box
are blown out.
Check that the wiring is correct
and replace the fuses.
The power supplied by the DC-DC
converter in the connection box is
outside the range.
Replace the CDJ-3182 circuit
board.
Power is not supplied from the
DC-DC converter in the
connection box.
Check that the power switch in
the Connection Box is ON.
Replace the CDJ-3182 circuit
board.
The IC in the AIS controller power
circuit is broken.
Replace the CDJ-2779 circuit
board.
The power supply cable of the
transponder is broken.
Replace the power supply cable of
the transponder.
The IC in the transponder power
circuit is broken.
Replace the AIS transponder.
The controller switch is broken. Replace the switch panel.
The transponder
software version is
0.00.
The transponder power is not
turned on.
Check the transponder cable.
The panel unit malfunctions. Replace the CCK-2779 circuit
board.
No response after
depressing a key on
the operation panel.
The control unit malfunctions. Replace the CDJ-2779 circuit
board.
The LCD malfunctions. Replace the LCD. Some dots are
missing on the LCD.
The control unit malfunctions. Replace the CDJ-2779 circuit
board.
The buzzer malfunctions. No alarming sound is
generated.
The control unit malfunctions.
Replace the CDJ-2779 circuit
board.
Do not attempt to service the interior of this equipment with the exception of
qualified service personnel, as doing so may cause fire, electric shock or
malfunction. If any malfunctions are detected, contact our service center or
agents.
WARNING
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